Ashland SWH Series User manual

• Thankyouforpurchasingthispump.Takethetimetoreadtheinstruc
 tionscarefullybeforeusingthisproduct.Westronglyrecommendthat
 youkeepthisinstructionmanualinasafeplaceforfuturereference.
• PleaserefertoourwebsiteandtheProductsCenterforadditional
 installationandoperationinstructionsandreplacementpartsinformation.
PERFORMANCE
    GPMatTotalFeetofHead    
 Model HP 20’ 30’ 40’ 50’ MaxHead
SWH50 1/2 85 23 - - 34’
 SWH100 1 140 112 76 22 56’ 
 SWH150 1-1/2 - 128 103 60 64’ 
 SWH200 2 - 168 135 100 72’
 SWHD100 1 130 85 45 5 52’ 
 SWHD150 1-1/2 - 120 90 55 64’ 
 SWHD200 2 - 150 118 80 75’
“Danger” indicates an
imminent hazardous situation
which, if not avoided, WILL result in death or
serious injury.
“Caution” indicates a
potentially hazardous situation
which, if not avoided, MAY result in minor or
moderate injury.
MARKS AND MEANING:
LIMITED WARRANTY
Thispumpiswarrantedtobefreefromdefectsinmaterialandworkmanship
andtoperformwithinapplicablespecicationsforaperiodofoneyearfrom
dateofinstallationor18monthsfromdateofmanufacture,whichevercomes
rst.Obligationunderthiswarrantyislimitedtorepairingorreplacinganypart
thereof,whichshallwithinoneyearbereturnedtouswithtransportationcharges
prepaid,andprovedtobedefective.
Theabovelimitedwarrantytakestheplaceofallotherwarranties,expressor
impliedandcorrectionofsuchdefectsbyreplacementorrepairshallconstitute
afulllmentofallobligationsunderthetermsofthewarranty,whichspecically
EXCLUDESanyincidentaldamagescausedbyorassociatedwiththisproductor
itsuse.Thewarrantydoesnotcoveranyunitwhichhasbeendamagedeitherin
transitorbymisuse,accidentornegligence.Nowarrantyorrepresentativenot
containedhereinshallbebinding.
WARNING
CAUTION
DANGER
“Warning” indicates an
imminent hazardous situation
which, if not avoided, MAY result in death or
serious injury.
OPERATION,PERFORMANCE,
SPECIFICATIONSandPARTSMANUAL
SWH50/SWH100/SWH150/
SWH200 & SWHD100/
SWHD150/SWHD200
Heavy Duty
Sewage Pumps SWHD100/SWHD150/SWHD200
SWH50/SWH100/SWH150/SWH200
IMPORTANT
Priortoinstallation,recordModelNumber,
MFGDate,Amps,Voltage,PhaseandHP,
frompumpnameplateforfuturereference.
Alsorecordthevoltageandcurrentreadings
atstartup:
Model Number:
MFG Date:
Phase:
HP:
SN:
1 Phase Models
 Amps:  Volts:
3 Phase Models
 AmpsL1-2:  VoltsL1-2:
 AmpsL2-3:  VoltsL2-3:
 AmpsL3-1  VoltsL3-1:

2
DANGER
Beforeinstallation,readthefollowinginstructionscare-
fully.Failuretofollowinstructionandsafetyinformation
couldcauseseriousbodilyinjury,deathand/orproperty
damage.EachAshlandPumpisindividuallyfactorytested
toensureproperperformance.Closelyfollowingthese
instructionswilleliminatepotentialoperatingproblems
assuringyearsoftrouble-freeservice.
Most accidents can be avoided by using common sense.
IMPORTANT - Ashland Pump is not responsible for
losses, injury or death resulting from failure to observe
these safety precautions, misuse, abuse or misapplica-
tion of pumps or equipment.
All returned products must
be cleaned, sanitized, or
decontaminated prior to shipment, to
insure employees will not be exposed to
health hazards in handling said materials.
All applicable laws and regulations shall apply.
  Bronze/brassfittedpumpsmay 
  containleadlevelshigherthancon-
sideredsafeforpotablewatersystems.Government
agencieshavedeterminedthatleadedcopperalloys
shouldnotbeusedinpotablewaterapplications.
  Installation,wiring,andjunction
  connectionsmustbeinaccord- 
ancewiththeNationalElectricCodeandallapplicable
stateandlocalcodes.Requirementsmayvarydepend-
ingonusageandlocation.
  Installationandservicingistobe 
  conductedbyqualiedpersonnelonly.
Rotating machinery, amputation
or severe lacerations can result.
Keep clear of suction and discharge
openings. DO NOT insert fingers into pump
with power connected.
  Alwaysweareyeprotectionwhen
  workingonpumps.Donotwearloose
clothingthatmaybecomeentangledinmovingparts.
  Pumpsbuildupheatand 
  pressureduringoperation.
Allowtimeforpumpstocoolbeforehandlingorser-
vicing.
Hazardous Voltage can shock,
burn or cause death. Thispumpis
not intendedforuseinswimmingpoolsor
 waterinstallationswherehumancontactwith
 pumpedfluidispossible.
  Riskofelectricalshock.To 
  reduceriskofelectricalshock, 
 alwaysdisconnectpumpfromsource 
 beforehandling. Lock out power & tag.
Sewage Pumps
Model: SWH & SWHD Series
General Safety Information
WARNING
 DoNotusethesepumpsinwater
 over104°F.Donotexceedmanu-
facturesrecommendedmaximumperformance,asthis
couldcausethemotortooverheat.
WARNING
WARNING
WARNING
WARNING
DANGER
DANGER
DANGER
ThesepumpsareNOTtobe 
  installedinlocationsclassified 
 ashazardousinaccordancewiththe 
 NationalElectricCode,ANSI/NFPA70.
WARNING
 Sumpandsewagepumpsoften 
 handlematerialswhichcouldcause
illnessordisease.Wearadequateprotectiveclothing
whenworkingonausedpumporpiping.Neverenter
abasinafterithasbeenused.
WARNING
 Donotintroduceintoanysewer,
 eitherdirectly,orthroughakitchen
wastedisposalunitortoilet:SeafoodShells,Aquarium
Gravel,CatLitter,PlasticObjects,SanitaryNapkinsor
Tampons,Diapers,Rags,DisposableWipesorCloth,
Medications,FlammableMaterial,OilorGrease,
StrongChemicals,Gasoline.
DANGER
DANGER
  Donotlift,carryorhangpumpby
  theelectricalcables.Damageto 
 theelectricalcablescancauseshock,burnsor
 death.Neverhandleconnectedpowercords
 withwethands.Useappropriateliftingdevice.
DANGER
Failuretopermanentlygroundthe
  pump,motorandcontrolsbefore
 connectingtopowercancauseshock,burns
 ordeath.
DANGER
Makesureliftinghandlesaresecurely
 fastenedeachtimebeforelifting.
CAUTION
• Operationagainstacloseddischargevalvewillcause
 prematurebearingandsealfailureonanypump.
• Anywiringofpumpsshouldbeperformedbya 
 qualiedelectrician.
• Cableshouldbeprotectedatalltimestoavoid 
 punctures,cuts,bruises,andabrasions-inspect 
 frequently.
• Neverhandleconnectedpowercordswithwethands.
• Neverletcordsorplugslieinwateroutsidethesump
 pit.
• Thesepumpsareofferedinathreephaseandsingle
 phasewiringconguration.Voltageswillvary
 accordingtotheapplicationandcanbeseeninthe
 tablesinthismanual.


3
Sewage Pumps
Model: SWH & SWHD Series
Specifications
Note:Alldimensionshaveatoleranceof+1/8”
Model HP Hz Volts/Ph RPM Full Load Nema Start Cord Cord Cord
Amps Code Type Size O.D. Volute Housing Impeller Shaft
SWH50M1-20 1/2 60 115/1 3450 12.0 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH50M2-20 1/2 60 230/1 3450 6.0 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH50M3-20 1/2 60 230/3 3450 4 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH50M4-20 1/2 60 460/3 3450 2 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH50M5-20 1/2 60 208/1 3450 6.8 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH50M6-20 1/2 60 208/3 3450 4.2 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100M2-20 1 60 230/1 3450 11 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH100M3-20 1 60 230/3 3450 6.6 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100M4-20 1 60 460/3 3450 3.3 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100M5-20 1 60 208/1 3450 12 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH100M6-20 1 60 208/3 3450 6.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150M2-20 1-1/2 60 230/1 3450 13.8 P SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH150M3-20 1-1/2 60 230/3 3450 7.6 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150M4-20 1-1/2 60 460/3 3450 3.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150M5-20 1-1/2 60 208/1 3450 15 P SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH150M6-20 1-1/2 60 208/3 3450 7.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200M2-20 2 60 230/1 3450 18 L SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH200M3-20 2 60 230/3 3450 9 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200M4-20 2 60 460/3 3450 4.5 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200M5-20 2 60 208/1 3450 20 L SOW 12AWG/3C .655 Cast Iron Cast Iron Cast Iron SS
SWH200M6-20 2 60 208/3 3450 10.4 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100DM2-20 1 60 230/1 3450 11 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH100DM3-20 1 60 230/3 3450 6.6 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100DM4-20 1 60 460/3 3450 3.3 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH100DM5-20 1 60 208/1 3450 12 P SOW 16AWG/3C .430 Cast Iron Cast Iron Cast Iron SS
SWH100DM6-20 1 60 208/3 3450 6.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150DM2-20 1-1/2 60 230/1 3450 13.8 P SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH150DM3-20 1-1/2 60 230/3 3450 7.6 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150DM4-20 1-1/2 60 460/3 3450 3.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH150DM5-20 1-1/2 60 208/1 3450 15 P SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH150DM6-20 1-1/2 60 208/3 3450 7.8 P SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200DM2-20 2 60 230/1 3450 18 L SOW 14AWG/3C .575 Cast Iron Cast Iron Cast Iron SS
SWH200DM3-20 2 60 230/3 3450 9 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200DM4-20 2 60 460/3 3450 4.5 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS
SWH200DM5-20 2 60 208/1 3450 20 L SOW 12AWG/3C .655 Cast Iron Cast Iron Cast Iron SS
SWH200DM6-20 2 60 208/3 3450 10.4 L SOW 16AWG/4C .460 Cast Iron Cast Iron Cast Iron SS


Sewage Pumps
Model: SWH & SWHD Series
Specifications and Dimensions
4
Description:  Topumpdomestic,commercialandlightindustrialsewage
PhysicalData:
DISCHARGE SIZE  2”NPTFlangedDischarge,
   3”NPTOptional
IMPELLER TYPE  Vortex–CastIron
CABLE LENGTH  20’
LiquidHandling:
SOLIDS SIZE  2”
ACCEPTABLE PH RANGE  6-8
Temperature:
MAXIMUM STATOR  130°C
MAXIMUM LIQUID TEMP.  104°F-Intermittent
TechnicalData:
POWER CORD TYPE  SOW
MOTOR HOUSING  CastIron
VOLUTE  CastIron
IMPELLER  CastIron
MOTOR SHAFT  SS416
HARDWARE  SST
“O” RINGS  NBR
MECHANICAL SEALS  MechanicalCarbon-Ceramic
UPPER BEARING  6203
LOWER BEARING  6203
20.2"
7"
13.1"
10.77"
2"
2.91"
6.24"
2”NPTFlanged
Discharge,3”NPT
Optional
SWH50/SWH100/SWH150/SWH200 Series SWHD100/SWHD150/SWHD200 Series
22-1/4"
2"
2"NPT Flanged Discharge
3"NPT Optional
7"
10-1/8"
6-15/16
12-13/16"
2-1/8"
10-1/8"
6-15/16"
12-13/16"

5
Sewage Pumps
Model: SWH & SWHD Series
Performance
Total
Lift(feet) 20 30 40 50 56
GPM 140 112 76 22 0
Total
Lift(feet) 20 30 40 50 52
GPM 130 85 45 5 0
Total
Lift(feet) 15 20 25 30 34
GPM 110 85 59 23 0
SWH50 PERFORMANCE CHART SWH100 PERFORMANCE CHART
SWHD100 PERFORMANCE CHART
SWH200 & SWHD200 PERFORMANCE
HEAD - FEET
80
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120 140 160 180
GALLONS PER MINUTE
SWH150 & SWHD150 PERFORMANCE
HEAD - FEET
80
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120 140 160 180
GALLONS PER MINUTE
SWH100 & SWHD100 PERFORMANCE
HEAD - FEET
80
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120 140 160 180
GALLONS PER MINUTE
SWH50 PERFORMANCE
HEAD - FEET
80
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120 140 160 180
GALLONS PER MINUTE
Total
Lift(feet) 20 30 40 50 64
GPM - 128 103 60 0
Total
Lift(feet) 20 30 40 50 69
GPM - 120 90 55 0
SWH150 PERFORMANCE
SWHD150 PERFORMANCE
Total
Lift(feet) 20 30 40 50 72
GPM - 168 135 100 0
Total
Lift(feet) 20 30 40 50 75
GPM - 150 118 80 0
SWH200 PERFORMANCE
SWHD200 PERFORMANCE
SWH100
SWHD100
SWH150
SWHD150
SWH50
SWH200
SWHD200

Sewage Pumps
Model: SWH & SWHD Series
Receiving and Installation
6
Receiving Inspection
Uponreceivingthepump,itshouldbeinspectedfor
damageorshortages.Ifdamagehasoccurred,leaclaim
immediatelywiththecompanythatdeliveredthepump.
Ifthemanualisremovedfromthepackaging,donotlose
ormisplace.
Storage
Anyproductthatisstoredforaperiodlongerthansix(6)
monthsfromthedateofpurchaseshouldbebench
testedpriortoinstallation.Abenchtestconsistsof,
checkingtheimpellertoassureitisfreeturningandarun
testtoassurethemotor(andswitchifprovided)operate
properly.Donotpumpoutofliquid.
 IMPORTANT!Aclearanceunderthe
 pumpforentranceofsewagesolids
mustbeaminimumof2inchestoamaximumof3.5
inches.
Submergence
Thepumpshouldalwaysbeoperatedinthesubmerged
condition.Theminimumsumpliquidlevelshouldnever
belessthanabovethepump’smotor(seeg.1),unless
verybriey.
Installation
Thesumporbasinshallbesealedandventedinaccor-
dancewithlocalplumbingcodes.Thispumpisdesigned
topumpdomesticwastewater,nonexplosiveandnon-
corrosiveliquidsandshallNOTbeinstalledinlocations
classiedashazardousinaccordancewiththe
NationalElectricalCode(NEC)ANSI/NFPA70orCana-
dianElectricCode
(CEC).Thepump
shouldneverbe
installedina
trench,ditch,
orholewith
adirtbottom.
Thelegswill
sinkintothe
dirtandthe
suctionwill
become
plugged.


Discharge Piping
Installdischargepipingorhoseassemblytothepump.
Dischargepipingshouldbeasshortaspossibleandsized
nosmallerthanthepumpdischarge.Donotreducethe
dischargepipesizebelowthatwhichisprovidedonthe
pump.Bothacheckvalveandashut-offvalvearerecom-
mendedforeachpump.Thecheckvalveisusedtopre-
ventbackowintothesump.Theshut-offvalveisusedto
manuallystopsystemowduringpumpservicing.Besure
thedischargepipehasa1/8”diameterholeapprox.5”
fromendnearestvoluteandorientedtowardsthepump
body.
Control Panel
SinglephaseseriessewagepumpsDONOTrequirea
controlpanel,butdorequirealevelcontrol.
WARNING
FIGURE1
Motor:Eachmotorisprovidedwithheatsensorthermo-
statsattacheddirectlytothemotorwindings.The
thermostatsopenifthemotorwindingsseeexcessiveheat
and,inturn,openthemotorcontactorinthecontrolpanel
whenused,breakingthepowertothepump.Whenthe
motorisstoppedduetoanoverheatedcondition,itwill
notstartuntilthemotorhascooled.
Minimum
Submergance
Pre-operation
CHECK VOLTAGE AND PHASE
Beforeoperatingpump,checktomakesurethatvoltage
andphaseinformationstampedonthepump’sidentica-
tionplatematchestheavailablepower.
CHECK PUMP ROTATION
Beforeputtingpumpintoserviceforthersttime,the
motorrotationmustbechecked.Impropermotorrota-
tioncanresultinpoorpumpperformanceand
candamagethemotorand/orpump.
IDENTIFICATION PLATE
Notethenumbersonthepumpsidenticationplateand
recordinthismanualforfuturereference.
Electrical Connections
 Turncircuitbreakeroffbefore
 pluggingorunpluggingthe
 switchand/orpump.

AlwaysrelyuponaCertiedElectricianforinstallation.

Sewage Pumps
Model: SWH & SWHD Series
Receiving and Installation
7
Itisrecommendedthatthelevelcontroloatshouldbe
settoinsurethattheliquidinthesumpneverdrops
belowthetopofthemotorhousing.Thelevelcontrol
shouldhaveadequateclearancesoitcannothangupin
it’sswingandthatthepumpiscompletelysubmerged
whenthelevelcontrolisinthe“Off”mode.Minimum
tetherlengthis3.50”.
Byadjustingthecordtetherthecontrollevelcanbe
changed.DONOTUSETHEPOWERCABLETOLIFT
PUMP.
Pump-DownTest-Besurepumphasbeenpluggedin,
loweredintothebasinorsump,checkthesystemby 
llingwithliquidandallowingthepumptooperate 
throughitspumpingcycle.Thetimeneededto
emptythesystem,orpump-downtimealongwiththe 
volumeofwater,shouldberecorded.
Thermal Protection
Motorsareprotectedbyathermo-overloadorthermo
sensordependingonthemodelandsingleorthree
phase.

Maintenance
Minimalmaintenanceisrequired.Performthefollowing
checkswhenpumpisremovedfromoperationorwhen
pumpperformancedeteriorates:
 a).Inspectmotorchambersforoilleveland 
  contamination.
 b).Inspectimpellerandbodyforexcessivebuild-upor
  clogging.
 c). Inspectmotorandbearings.
 d).Inspectsealforwearorleakage.
Servicing
Cooling Oil-Anytimethepumpisremovedfrom
operation,thecoolingoilinthemotorhousingshouldbe
checkedvisuallyforoillevelandcontamination.Tocheck
oil,setunitupright.Removepipeplugfromhousing.
Withaashlight,visuallyinspecttheoilinthehousingto
makesureitiscleanandclear,lightamberincolorand
freefromsuspendedparticles.Milkywhiteoilindicates
thepresenceofwater.Oillevelshouldbejustabovethe
motorwhenpumpisinverticalposition.
Oil Testing
•Drainoilintoaclean,drycontainerbyplacingpumpon
 it’sside.Removepipeplug,fromhousing.
•Checkoilforcontaminationusinganoiltesterwitha
 rangeto30Kilovoltsbreakdown.
•Ifoilisfoundtobecleananduncontaminated
 (measuringabove15KV.breakdown),rellthehousing.
•Ifoilisfoundtobedirtyorcontaminated(ormeasures
 below15KV.breakdown),thepumpmustbecarefully
 inspectedforleaksattheshaftseal,cableassembly,
 o-ringandpipeplug,beforerellingwithoil.Tolocate
 theleak,performthefollowingpressuretests.
Afterleakisrepaired,disposeofoldoilproperly,and
rellwithnewoil.

  Pressurebuildsupextremelyfast,increase 
  pressureby“TAPPING”airnozzle.Toomuch
  pressurewilldamageseal.   
  DO NOT exceed 10 P.S.I.
Motor Housing Pressure Test:
Ifoilhasbeendrained,lltonormallevelbeforeperform-
ingpressuretest.Removepipeplugfrommotorhousing.
Applypipesealanttopressuregaugeassemblyandtight-
enintohole.Pressurizemotorhousingto10P.S.I.Use
soapsolutionaroundthesealedareasabovetheoillevel
andinspectjointsfor“airbubbles”.Forsealedareas
belowoillevel,leekswillseepoil.If,afterveminutes,
thepressureisstillholdingconstant,andno“bubbles”/
oilseepageisobserved,slowlybleedthepressureand
removethegaugeassembly.Replaceoil.Leakmustbe
locatedandrepairedifpressuredoesnothold.
Oil Replacement Motor Housing
Removepipeplugfrommotorhousing.
Drainalloil(ifnotalreadydoneso)frommotorhousing
anddisposeofproperlyperLocalCode.Setpump
uprightandrellwithnewcoolingoil,see“Cooling
Oil”chart.Filltojustabovemotor(1.2L)asanairspace
mustremaininthetopofthemotorhousingtocompen-
sateforoilexpansion.Applypipethreadcompoundto
threadsofpipeplugthenassembletomotorhousing.
Checkthato-ringisinplaceanddoesnotneedtobe
replaced.Reassemblecordcaptomotorhousing.
 DO NOT overfill oil. Overfilling of housing
with oil can create excessive and dangerous
hydraulic pressure which can destroy the
pump and create a hazard. Overfilling
oil voids warranty.
Cooling Oil Recommended Supplier/Grade
 ShellDiala  S2-2X-A
 BP  EnerparSE100
 Conoco  PaleParafn22
 Mobile  D.T.E.OilLight
 Texaco  Diala-Oil-AX
 Before any service work is
done, disconnect and lock
out electrical power to pump.
WARNING

Sewage Pumps
Model: SWH & SWHD Series
Installation and Service
8
Volute - Removesocketheadcapscrewsfromvolute.
Impeller -Removeimpellerbyturningcounter-clockwise
carefulapplicationofheatmaybenecessary.DoNot
storepumpwithoutimpellerinplace.

Seal-Handlesealpartswithcare.Removerotatingmem-
berfromshaft.Removepressed-inspringcomponent
fromsealplate.Examineallsealparts.Inspectcontact
facesforsignsofunevenweartracksonstationaryface,
chipsandscratchesoneithersealface.DONOTinter-
changesealcomponents,replacethe
entireshaftsealifnecessary.
Seal Plate -Removecapscrewsfromsealplate.Remove
sealplateando-ring.
Bearings -Usingabearingpullerorarborpressremove
bearingfromshaft.Removeuppermotorbearingfrom
shaftwithabearingpuller.
IMPORTANT! - All parts must be clean before
reassembly. Handle seal parts with extreme
care. DO NOT damage lapped surfaces.
REASSEMBLY
Bearing -Becarefulnottodamagetherotorshaftwhen
replacingbearing.Usinganarborpress,holdtherotor
andpresstheupperbearingontherotorshaft,
applyingforcetotheinnerraceofthebearingonly.
Inthesamemannerreplacelowerbearing(49)ontorotor
shaft.
Seal Plate -Lubricateandseto-ringinbottomofseal
plate.Placesealplateovershaft,beingsureo-ringisnot
twistedandinthegroove.Placefourcapscrewsthrough
holesinmotorhousingandintosealplateandtorqueto
6.5ft/lbs.
Outer Seal -Cleanandoilstationarysealcavityinseal
plate.Slidesealguidetoolovermotorshaft.Lightlyoil
(Do not use grease)outersurfaceofseal’sstationary
member.
Pressstationaryrmlyintosealplateusingasealpusher
tool.Besurethestationarymemberisinstraight.Noth-
ingbutthesealtoolistocomeincontactwithsealface.


 IMPORTANT ! Do not hammer on the seal
pusher. It will damage the seal face.
Withlappedsurfaceofrotatingmemberfacinginward
towardstationary,sliderotatingmemberandontoshaft,
untillappedfacesofstationaryandrotatingsealare
together.
Impeller - Placeimpelleronmotorshaftbyturningclock-
wise.Bluethreadlockingcompoundisrecommended.
Volute -Placevoluteonsealplate.Placesocketheadcap
screwsthroughvoluteandintosealplateThentorque
evenlyto11ft/lbs.


Sewage Pumps
Model: SWH & SWHD Series
Installation and Service
Starting Pump After Installing in Sump
Beforeloweringpumpintobasin,connectpowerlines
andstartmotor.Impellershouldturncounterclockwise
whenlookingatimpeller.
Service and Repair
Important:Pumpshouldbethoroughlycleanedoftrash
anddepositsbeforestartingdisassemblyoperations
(pages6-8).

Disconnectallpowerandcontrolwirestomotorat
controlpanelbeforestartingdisassemblyoperation.
Neverrelyonopeningcircuitbreakeronly.

Operatingpumpbuildsupheatandpressure;allowtime
forpumptocooltoroomtemperature
9


Installing Pump in Sump
Thesepumpsareusuallyinstalledinconcreteorberglass
basinswiththelift-outrailsystem.Figure3showspump
mountedontherailsystem.Instructionsforinstallingrail
systemarefurnishedwithrailpackage.
Ifpumpisnotinstalledwithlift-outrailsystemitmustbe
properlysupportedonlegsandconnectedtodischarge
pipesothatspaceisprovidedunderpumpforentrance
ofsewage.Pumpinletshouldnotbecloserthan2inches
frombottomofsump.
Itisnotgenerallydesirabletoinstallthesepumpswithout
therailsystemexceptonspecialO.E.M.packaged
systems.Checkvalvesshouldalwaysbeinstalledalong
withshut-offvalves.Thisallowsforeasierserviceand
preventsbackowintobasin.
CAUTION
FIGURE3
WARNING

Sewage Pumps
Model: SWH & SWHD Series
Trouble Shooting
ELECTRICAL PRECAUTIONS
Before servicing a pump, always shut off the main power breaker and
then unplug the pump. Make sure you are not standing in water and are wearing insulated protective sole
shoes, under flooded conditions. Contact your local electric company or a qualified licensed electrician for
disconnecting electrical service prior to pump removal
10
PROBLEMS
PUMP DOES NOT RUN
AND MAKES HUMMING
SOUND
PUMP RUNS BUT DOES
NOT DELIVER WATER
PUMP RUNS AND
PUMPS
OUT SUMP, BUT DOES
NOT STOP
PUMP RUNS BUT ONLY
DELIVERS A SMALL
AMOUNT OF WATER
FUSE BLOWS OR
CIRCUIT BREAKER TRIPS
WHEN
PUMP STARTS
MOTOR RUNS FOR A
SHORT TIME, THEN
STOPS
POSSIBLE CAUSES/SOLUTIONS
• Linecircuitbreakerisoff,orfuseisblownorloose
• Waterlevelinsumphasnotreachedturn-onlevelasindicatedin 
installation drawing.
• Pumpcordisnotmakingcontactinreceptacle.
• Floatisstuck.Itshouldoperatefreelyinbasin.
• IfalloftheaboveareOK,thenthemotorcouldbemalfunctioning.
• Checkifvalveisinstalledbackwards.    
Arrow on valve should point direction of flow
• Dischargeshut-offvalve(ifused)maybeclosed.
• Impellerorvoluteopeningsarefullyorpartiallyclogged.
Remove pump and clean.
• Pumpisair-locked.Startandstopseveraltimesbypluggingand 
unplugging cord. Check for clogged vent hole in pump case.
• Inletholesinpumpbaseareclogged.Removepumpandcleanthe 
openings.
• Verticalpumpingdistanceistoohigh.Reducedistanceorchangethe
discharge fittings of the pump.
• Floatisstuckinupposition.Besureoatoperatesfreelyinbasin.
• Defectiveoatswitch.Replaceoatswitch.
• Pumpisair-locked.Startandstopseveraltimesbyplugginginand 
unplugging cord. Check for clogged vent hole in pump case.
• Verticalpumpingdistanceistoohigh.Reducedistanceorchangethe
discharge fitting of the pump. Inlet holes in pump base are clogged.
Remove pump and clean the strainer and openings.
• Impellerorvoluteopeningsarefullyorpartiallyclogged.
Remove pump and clean.
• Pumpimpellerispartiallycloggedwithtarorpaint,causingmotorto
run slow and overload. Remove pump and clean.
• Pumpimpellerispartiallycloggedcausingmotortorunslowand 
overload. Remove pump and clean.
• Motorstatormaybedefective.
• Fusesizeorcircuitbreakermaybetoosmall.
• Impellerorvoluteopeningarefullyorpartiallyclogged.
Remove pump and clean .
• Inletholesinpumpbaseareclogged.Removepumpandcleanthe 
openings.
• Pumpimpellerispartiallycloggedcausingmotortorunslowand 
overload. Remove pump and clean.
• Motorstatormaybedefective.
• Impellerorvoluteopeningsarefullyorpartiallyclogged.
Remove pump and clean. Also clean the strainer if one is installed.

Sewage Pumps
Model: SWH Series
Parts
11
1
PARTS GROUP
2
3
4
MOTOR PARTS GROUP
5
6
7
8
9
10
11
9
13
16
17
18
5
6
19
20
21
22
23
24
25
26
27
28
29
30
31
12
14
15
WET-END

12
Sewage Pumps
Model: SWH Series
Parts
NO. DESCRIPTION
PART NO. For Pump Models
SWH50M1-20 SWH50M2-20 SWH50M3-20 SWH50M4-20 SWH50M5-20 SWH50M6-20 SWH100M2-20 SWH100M3-20 SWH100M4-20 SWH100M5-20 SWH100M6-20 QTY
115V/1PH 230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH 230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH
WET-END PARTS GROUP 091SH0502A 091SH0502A 091SH0502A 091SH0502A 091SH0502A 091SH0502A 091SH1002A 091SH1002A 091SH1002A 091SH1002A 091SH1002A
1 VOLUTE 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 1
2 IMPELLER 091SWH502 091SWH502 091SWH502 091SWH502 091SWH502 091SWH502 091SWH102 091SWH102 091SWH102 091SWH102 091SWH102 1
3 SHAFT-SEAL 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 1
28 GASKET 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 1
29 FLANGE 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 1
091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 1
30 SCREW 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
31 WASHER 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
MOTOR PARTS GROUP 091SH0509A 091SH0510A 091SH0511A 091SH0511A 091SH0512A 091SH0511A 091SH1009A 091SH1010A 091SH1010A 091SH1011A 091SH1010A
4 SEAL PLATE 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 1
5 WASHER 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 8
6 SCREW 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 8
7 O-RING 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 1
8 STATOR ASSY 091SWH519 091EP7509 091SWH539 091SWH539 091SWH529 091SWH539 091EP1009 091EP1039 091EP1039 091EP1029 091EP1039 1
9 BEARING 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 2
10 C-RING 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 1
11 ROTOR ASSY 091SH0512 091SH0512 091SH0512 091SH0512 091SH0512 091SH0512 091SH1012 091SH1012 091SH1012 091SH1012 091SH1012 1
12 SPRING WASHER 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 1
13 TOP COVER 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 1
14 GROUND LINE 091EP5015 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 1
15 SCREW 091SH0516 091SH0516 091SH0516 091SH0516 091SH0516 091SH0516 091SH1016 091SH1016 091SH1016 091SH1016 091SH1016 4
16 CLMP 091EP5017 091EP5017 NONE NONE 091EP5017 NONE 091EP5017 NONE NONE 091EP5017 NONE 1
17 SCREW 091EP5018 091EP5018 NONE NONE 091EP5018 NONE 091EP5018 NONE NONE 091EP5018 NONE 1
18 CAPACITOR 091EP5019 091EP5019 NONE NONE 091EP5019 NONE 091EP5019 NONE NONE 091EP5019 NONE 1
19 HOUSING 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 1
20 O-RING 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 1
21 ADAPTER 091EP5022 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 1
22 RETAINER RING 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 1
23 SCREW 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 2
24 POWER CORD 091EP5025 091EP5026 091EP5326 091EP5326 091EP5026 091EP5326 091EP5026 091EP5326 091EP5326 091EP5026 091EP5326 1
25 HANDLE 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 1
26 SCREW 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 2
27 NUT 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 1

13
NO. DESCRIPTION PART NO. For Pump Models Q`TY
SWH150M2-20 SWH150M3-20 SWH150M4-20 SWH150M5-20 SWH150M6-20 SWH200M2-20 SWH200M3-20 SWH200M4-20 SWH200M5-20 SWH200M6-20
230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH 230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH
WET-END PARTS GROUP 091SH1502A 091SH1502A 091SH1502A 091SH1502A 091SH1502A 091SH2002A 091SH2002A 091SH2002A 091SH2002A 091SH2002A
1 VOLUTE 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 091SWH501 1
2 IMPELLER 091SWH152 091SWH152 091SWH152 091SWH152 091SWH152 091SWH202 091SWH202 091SWH202 091SWH202 091SWH202 1
3 SHAFT-SEAL 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 1
28 GASKET 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 1
29 FLANGE 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH33 1
091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 1
30 SCREW 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
31 WASHER 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
MOTOR PARTS GROUP 091SH1509A 091SH1510A 091SH1510A 091SH1511A 091SH1510A 091SH2009A 091SH2010A 091SH2010A 091SH2011A 091SH2010A
4 SEAL PLATE 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 091EP5004 1
5 WASHER 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 8
6 SCREW 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 8
7 O-RING 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 091EP5007 1
8 STATOR ASSY 091SH1509 091SH1539 091SH1539 091SH1529 091SH1539 091SH2009 091SH2039 091SH2039 091SH2029 091SH2039 1
9 BEARING 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 2
10 C-RING 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 091EP5011 1
11 ROTOR ASSY 091SH1512 091SH1512 091SH1512 091SH1512 091SH1512 091SH2012 091SH2012 091SH2012 091SH2012 091SH2012 1
12 SPRING WASHER 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 1
13 TOP COVER 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 091EP5014 1
14 GROUND LINE 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 1
15 SCREW 091SH1016 091SH1016 091SH1016 091SH1016 091SH1016 091SH2016 091SH2016 091SH2016 091SH2016 091SH2016 4
16 CLAMP 091EP5017 NONE NONE 091EP5017 NONE 091EP5017 NONE NONE 091EP5017 NONE 1
17 SCREW 091EP5018 NONE NONE 091EP5018 NONE 091EP5018 NONE NONE 091EP5018 NONE 1
18 CAPACITOR 091EP5019 NONE NONE 091EP5019 NONE 091EP5019 NONE NONE 091EP5019 NONE 1
19 HOUSING 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 091EP5020 1
20 O-RING 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 1
21 ADAPTER 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 1
22 RETAINER RING 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 1
23 SCREW 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 2
24 POWER CORD 091EP1526 091EP5326 091EP5326 091EP1526 091EP5326 091EP1526 091EP5326 091EP5326 091SWH226 091EP5326 1
25 HANDLE 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 1
26 SCREW 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 2
27 NUT 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 1
Sewage Pumps
Model: SWH Series
Parts

14
Sewage Pumps
Model: SWHD Series
Parts
1
PARTS GROUP
2
3
15
MOTOR PARTS GROUP
18
19
20
21
22
23
24
25
27
31
32
33
18
19
34
35
36
37
38
39
40
41
9
4
5
6
7
26
29
30
WET-END
8
9
10
11
12
13
14
16
17
28
42

15
Sewage Pumps
Model: SWHD Series
Parts
NO. DESCRIPTION PART NO. For Pump Models Q`TY
SWH100M2-20 SWH100M3-20 SWH100M4-20 SWH100M5-20 SWH100M6-20 SWH150M2-20 SWH150M3-20 SWH150M4-20 SWH150M5-20 SWH150M6-20
230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH 230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH
WET-END PARTS GROUP 091SD1002A 091SD1002A 091SD1002A 091SD1002A 091SD1002A 091SD1502A 091SD1502A 091SD1502A 091SD1502A 091SHD1502A
1 VOLUTE 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 1
2 IMPELLER 091SWH102 091SWH102 091SWH102 091SWH102 091SWH102 091SWH152 091SWH152 091SWH152 091SWH152 091SWH152 1
3 SHAFT-SEAL 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 1
4 GASKET 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 1
5 FLANGE 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 1
091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 1
6 SCREW 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
7 WASHER 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
MOTOR PARTS GROUP 091SD1021A 091SD1023A 091SD1023A 091SD1021A 091SD1023A 091SD1521A 091SD1523A 091SD1523A 091SD1521A 091SD1523A
8 SCREW 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 4
9 NUT 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 2
10 SEAL PLATE-DOWN 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 1
11 O-RING 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 1
12 C-RING 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 1
13 SHAFT-SEAL 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 1
14 SENSOR 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 2
15 SEAL PLATE-UP 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 091SWHD15 1
16 SENSOR LINE 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 2
17 SCREW 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 2
18 WASHER 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 8
19 SCREW 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 8
20 O-RING 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 1
21 STATOR ASSY 091SD1021 091SD1023 091SD1023 091SD1021 091SD1023 091SD1521 091SD1523 091SD1523 091SD1521 091SD1523 1
22 BEARING 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 1
23 C-RING 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 1
24 ROTOR ASSY 091SD1024 091SD1024 091SD1024 091SD1024 091SD1024 091SD1524 091SD1524 091SD1524 091SD1524 091SD1524 1
25 BEARING 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 1
26 SPRING WASHER 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 1
27 TOP COVER 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 1
28 GROUND LINE 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 091SWHD28 1
29 GROUND LINE 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 1
30 SCREW 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 091SD1030 4
31 CLAMP 091EP5017 NONE NONE 091EP5017 NONE 091EP5017 NONE NONE 091EP5017 NONE 1
32 SCREW 091EP5018 NONE NONE 091EP5018 NONE 091EP5018 NONE NONE 091EP5018 NONE 1
33 CAPACITOR 091EP5019 NONE NONE 091EP5019 NONE 091EP5019 NONE NONE 091EP5019 NONE 1
34 HOUSING 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 1
35 O-RING 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 1
36 ADAPTER 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 1
37 RETAINER RING 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 1
38 SCREW 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 2
39 POWER CORD 091EP5026 091EP5326 091EP5326 091EP5026 091EP5326 091EP1526 091EP5326 091EP5326 091EP1526 091EP5326 1
40 HANDLE 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 1
41 SCREW 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 2
42 SENSOR CORD ASSY 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 1

Sewage Pumps
Model: SWHD Series
Parts
NO. DESCRIPTION PART NO. For Pump Models Q`TY
SWH200M2-20 SWH200M3-20 SWH200M4-20 SWH200M5-20 SWH200M6-20
230V/1PH 230V/3PH 460V/3PH 208V/1PH 208V/3PH
WET-END PARTS GROUP 091SD2002A 091SD2002A 091SD2002A 091SD2002A 091SD2002A
1 VOLUTE 091SWHD01 091SWHD01 091SWHD01 091SWHD01 091SWHD01 1
2 IMPELLER 091SWH202 091SWH202 091SWH202 091SWH202 091SWH202 1
3 SHAFT-SEAL 091EP5003 091EP5003 091EP5003 091EP5003 091EP5003 1
4 GASKET 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 1
5 FLANGE 091SWH231 091SWH331 091SWH231 091SWH331 091SWH231 1
091SWH331 091SWH231 091SWH331 091SWH231 091SWH331 1
6 SCREW 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
7 WASHER 091SWH030 091SWH030 091SWH030 091SWH030 091SWH030 2
MOTOR PARTS GROUP 091SD2021A 091SD2023A 091SD2023A 091SD2021A 091SD2023A
8 SCREW 091SWHD08 091SWHD08 091SWHD08 091SWHD08 091SWHD08 4
9 NUT 091EP5029 091EP5029 091EP5029 091EP5029 091EP5029 2
10 SEAL PLATE-DOWN 091SWHD10 091SWHD10 091SWHD10 091SWHD10 091SWHD10 1
11 O-RING 0091SWHD11 091SWHD11 091SWHD11 091SWHD11 091SWHD11 1
12 C-RING 091SWHD12 091SWHD12 091SWHD12 091SWHD12 091SWHD12 1
13 SHAFT-SEAL 091SWHD13 091SWHD13 091SWHD13 091SWHD13 091SWHD13 1
14 SENSOR 091SWHD14 091SWHD14 091SWHD14 091SWHD14 091SWHD14 2
15 SEAL PLATE-UP 091SWHD15 091SWHD15 091SWHD15 091SWHD15 1
16 SENSOR LINE 091SWHD16 091SWHD16 091SWHD16 091SWHD16 091SWHD16 2
17 SCREW 091SWHD17 091SWHD17 091SWHD17 091SWHD17 091SWHD17 2
18 WASHER 091EP5005 091EP5005 091EP5005 091EP5005 091EP5005 8
19 SCREW 091EP5006 091EP5006 091EP5006 091EP5006 091EP5006 8
20 O-RING 091SWHD20 091SWHD20 091SWHD20 091SWHD20 091SWHD20 1
21 STATOR ASSY 091SD2021 091SD2023 091SD2023 091SD2021 091SD2023 1
22 BEARING 091SWHD22 091SWHD22 091SWHD22 091SWHD22 091SWHD22 1
23 C-RING 091SWHD23 091SWHD23 091SWHD23 091SWHD23 091SWHD23 1
24 ROTOR ASSY 091SD2024 091SD2024 091SD2024 091SD2024 091SD2024 1
25 BEARING 091EP5010 091EP5010 091EP5010 091EP5010 091EP5010 1
26 SPRING WASHER 091EP5013 091EP5013 091EP5013 091EP5013 091EP5013 1
27 TOP COVER 091SWHD27 091SWHD27 091SWHD27 091SWHD27 091SWHD27 1
28 GROUND LINE 091SWHD28 091SWHD287 091SWHD28 091SWHD28 091SWHD28 1
29 GROUND LINE 091EP5015 091EP5315 091EP5315 091EP5015 091EP5315 1
30 SCREW 091SD2030 091SD2030 091SD2030 091SD2030 091SD2030 4
31 CLAMP 091EP5017 NONE NONE 091EP5017 NONE 1
32 SCREW 091EP5018 NONE NONE 091EP5018 NONE 1
33 CAPACITOR 091EP5019 NONE NONE 091EP5019 NONE 1
34 HOUSING 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 1
35 O-RING 091EP5021 091EP5021 091EP5021 091EP5021 091EP5021 1
36 ADAPTER 091EP5022 091EP5322 091EP5322 091EP5022 091EP5322 1
37 RETAINER RING 091EP5023 091EP5023 091EP5023 091EP5023 091EP5023 1
38 SCREW 091EP5024 091EP5024 091EP5024 091EP5024 091EP5024 2
39 POWER CORD 091EP1526 091EP5326 091EP5326 091SWH226 091EP5326 1
40 HANDLE 091EP5027 091EP5027 091EP5027 091EP5027 091EP5027 1
41 SCREW 091EP5028 091EP5028 091EP5028 091EP5028 091EP5028 2
42 SENSOR CORD ASSY 091SWHD34 091SWHD34 091SWHD34 091SWHD34 091SWHD34 1
16

17
1899 Cottage Street, Ashland, Ohio 44805
Telephone: [phone] • Fax: [phone]
ashlandpump.com
P U M P
Honest, Professional, Dependable
SWH50/100/150/200 & SWHD100/150/200 OM-03/2018

FUNCIONAMIENTO
“Advertencia”indica una
situación peligrosa inminente
que, si no se evita, PUEDE causar muerte o
lesión grave.
“Precaución”, indica una
situación peligrosa que, si no
se evita, PUEDE causar lesión leve o moderada.
MARCAS Y SIGNIFICADO
GARANTIA LIMITADA
Estabombaestágarantizadaparaserlibrededefectosenmaterialymanode
obrayparafuncionarenespecicaionesaplicablesparaunperiododeunaño
desdelafechadeinstalacióno18mesesdesdelafechadefabricación,locual
vieneprimero.Laobicacónbajolagarantíaselimitaalareparaciónosustitución
decualquiepieza,delmismo,dentrodeunaño,quesedebedevolveranosotros
contransporte
Ladichagarantíalimitadatomaellugardetodasotrasgarantías,expresaoimpli-
cadaycorreccióndedichosdefectosporsustituciónoreparación.debeconstituir
elcumplimientodetodaslasobligaccionesbajolostérminosdelagarantía,cual
EXCLUYEespecícamentecualquierdañoincidentalcausadoporoasociadocon
esteproductoosuuso.Lagarantíanocubrecualquierunidadquesehadañado
eneltránsitooporusoindebido,accidenteonegligencia.Ningunagarantíao
representantenocontenidaenelpresentedebeservinculante.
ADVERTENCIA
PRECAUCION
PELIGRO
18
“Peligro”, indica una
situación peligrosa inminente que,
si no se evita, PROVOCARÁ muerte o lesión grave.
•Graciasporcomprarestabomba.Tómeseeltiempoparaleerconcuidadolas
 instruccionesantesdeusarelproducto.Recomendaríamosqueguardaseeste
 manualdeinstrucciónenunsitioseguroparareferenciadeunfuturo.
•Porfavorreeraanuestrositiodewebycentrodeproductosparainstrucciones
 deinstalaciónyoperaciónadicioanlyinformacióndePiezasderepuesto.
    GPMaPiestotalesdeCabeza    
 Model HP 20’ 30’ 40’ 50’ MaxCabeza
SWH50 1/2 85 23 - - 34’
 SWH100 1 140 112 76 22 56’ 
 SWH150 1-1/2 - 128 103 60 64’ 
 SWH200 2 - 168 135 100 72’
 SWHD100 1 130 85 45 5 52’ 
 SWHD150 1-1/2 - 120 90 55 64’ 
 SWHD200 2 - 150 118 80 75’
MANUALDEOPERACIÓN,FUNCIONAMIENTO,
ESPECIFICACIONESYPIEZAS
SWH50/SWH100/SWH150/
SWH200 & SWHD100/
SWHD150/SWHD200
Trabajo Pesado
Bombas de Agua SWHD100/SWHD150/SWHD200
SWH50/SWH100/SWH150/SWH200
IMPORTANTE
Antesdelainstalación,registrarNúmero
deModelo,MFGfecha,amperaje,voltaje,
faseyHPdeplacadelaunidadparafuturas
referencias.Tambiénregistreelvoltajey
lecturasdecorrienteenelarranque:
Modelos de 1 Fase
 Amps:  Volts:
Modelos de 3 Fase
 AmpsL1-2:  VoltsL1-2:
 AmpsL2-3:  VoltsL2-3:
 AmpsL3-1  VoltsL3-1:
Número Modelo:
MFG Fecha:
Fase:
HP:
SN:

19
Bombas de Agua Residual
Modelos: SWH/SWHD Serie
Información General de Seguridad
 Nointroduzcaenningunaalcantarilla,ya
 seadirectamente,oatravésdealguna
unidaddedesperdiciosdelacocinaobaño:conchasdemar-
iscos,gravilladeacuarios,arenaparagatos,objetosplásticos,
toallassanitariasotampones,pañales,toallasdesechables,
vendas,materialesinamables,petróleoograsa,químicos
fuertes,gasolina.
Estasbombasnoestándiseñadaspara
  serinstaladasenubicacionesclasicadas
 comopeligrosassegúnelCódigoNacionalde
 Electricidad,ANSI/NFPA70.
Silabomba,elmotoroloscontrolesno
  tienenconexiónatierra,antesde
 conectarlaenergía,puedecausardescargas,
 quemadurasomuerte.
 Confrecuencia,lasbombasdesumideroy
 deaguasresidualesmanipulanmateriales
quepuedencausarenfermedadesyafecciones.Utiliceelequipo
deprotecciónpersonalapropiado,cuandotrabajeconuna
bombaotuberíausada.Nuncaentreaunsumiderodespuésde
queéstehayasidoutilizado.
Antesdelainstalación,leaatentamentelassiguientesinstruc-
ciones.Denoseguirselasindicacioneseinformacióndese-
guridad,sepodríancausarseriosdañospersonales,muertey/o
dañoalapropiedad.LasbombasAshlandPumpsonprobadas
individualmenteenlafábricaparaasegurarsuapropiadodes-
empeño.Seguircuidadosamenteestasindicaciones,eliminará
potencialesproblemasoperativos,asegurandoañosdeservicio
sinproblemas.
La mayoría de los accidentes se pueden evitar mediante el uso
del sentido común.
IMPORTANTE - Ashland Pump no se hace responsable por las
pérdidas, lesiones o muertes resultado del incumplimiento
de estas advertencias de seguridad, mal uso, abuso o uso
indebido de las bombas o aparatos.
Todos los productos devueltos deberán
estar limpios, desinfectados o descon-
taminados antes de su envío, para asegurar que los
empleados no estén expuestos a riesgos de salud en
el manejo de dichos materiales.
Se aplicarán todas las leyes y regulaciones pertinentes.
 Bombascondispositivosdebronce/latón
  puedennivelesdeplomomásaltosquelos
consideradossegurosparalossistemasdeaguapotable.Lasagen-
ciasgubernamentaleshandeterminadoquenosedebenutilizar
aleacionesdecobreconplomoeninstalacionesdeaguapotable.
 Lasinstalaciones,cableadoyconex-
  ionesdeempalmesdebenrealizarse
enconcordanciaconelCódigodeElectricidadNacionalycon
todosloscódigosestatalesylocalespertinentes.Losrequisitos
puedenvariardependiendodelusoylaubicación.
  Lasinstalacionesyelservicioserárea-
  izadoúnicamenteporpersonalcalicado.
La maquinaria en rotación puede
causar amputaciones o laceraciones
graves. Manténgase alejado de las aperturas de
succión y descarga. NO introduzca los dedos en
la bomba cuando esté conectada a la fuente de
energía.
 Cuandotrabajeconbombas,utilice
  siempreprotecciónparalavista.Noutilice
ropasuelta,yaquepuedequedaratrapadaenpiezasmóviles.
 Durantelaoperaciónlasbombas
  generancalorypresión.Dejequelas
bombasseenfríenantesdemanipularlasodarlesservicio.
Voltaje peligroso puede causar
descarga, quemaduras o muerte. Esta
 bombanoestádiseñadaparasuusoenpiscinas
 oinstalacionesdeagua,dondeseaposibleel
 contactohumanoconellíquidobombeado.
 Riesgodedescargaseléctricas.Siem
  predesconectelabombadelafuente
 deenergíaantesdemanipularla,parareducir
 elriesgodedescargaseléctricas.Bloquee la
energía y la etiqueta.
 Noutiliceestasbombasenaguaque
 estéamásde145°F.Noexcedael
desempeñomáximorecomendadoporelfabricante,yaque
estopodríarecalentarelmotor.
DANGER
Nolevante,transporteocuelguelabomba
  conloscableseléctricos.Eldañoalos
 cablespuedecausardescargas,quemadurasomuerte.
 Nuncamanipulecablesconectadosconlasmanos
 húmedas.Usedispositivosapropiadosparalevantar.
 Asegúresedequelasmanijasesténbien
 segurasantesdelevantarlas.
•Encualquierbomba,laoperacióncontraunaválvulade
 descargacerradacausarárodamientoprematuroyfallaen
 elsello.
•Cualquiercableadodelasbombas,beberáserrealizado
 porunelectricistacalicado.
•Loscablessiempredebenestarprotegidosparaevitar
 daños,cortes,puncionesy,confrecuencia,sedebenrevisar
 abrasiones.
•Nuncamanipulecablesconectadosconlasmanoshúmedas.
•Nuncadejecablesoenchufesenelaguafueradelsumidero.
• Estasbombasseofrecenenunaconguracióndecableado
 trifásicoymonofásicode.Tensionesvariarándeacuerdoala
 aplicaciónysepuedeverenlastablasdeestemanual.
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Bombas de Agua Residual
Modelos: SWH/SWHD Serie
Especificaciones
20
Nota:TodasLasDimensionesTienenUnaToleranciaDe+1/8”
Modele hp Hz Tensión/Fases rpm Corriente de Código de Tipo de cable Calibre del cable Cable
plena carga (A) arranque NEMA de alimentación de alimentación O.D. Voluta Carcasa Impulsor Eje
SWH50M1-20 1/2 60 115/1 3450 12.0 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH50M2-20 1/2 60 230/1 3450 6.0 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH50M3-20 1/2 60 230/3 3450 4 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH50M4-20 1/2 60 460/3 3450 2 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH50M5-20 1/2 60 208/1 3450 6.8 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH50M6-20 1/2 60 208/3 3450 4.2 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100M2-20 1 60 230/1 3450 11 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100M3-20 1 60 230/3 3450 6.6 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100M4-20 1 60 460/3 3450 3.3 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100M5-20 1 60 208/1 3450 12 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100M6-20 1 60 208/3 3450 6.8 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150M2-20 1-1/2 60 230/1 3450 13.8 P SOW 14AWG/3C .575 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150M3-20 1-1/2 60 230/3 3450 7.6 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150M4-20 1-1/2 60 460/3 3450 3.8 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150M5-20 1-1/2 60 208/1 3450 15 P SOW 14AWG/3C .575 HHierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150M6-20 1-1/2 60 208/3 3450 7.8 P SOW 16AWG/4C .460 HHierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200M2-20 2 60 230/1 3450 18 L SOW 14AWG/3C .575 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200M3-20 2 60 230/3 3450 9 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200M4-20 2 60 460/3 3450 4.5 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200M5-20 2 60 208/1 3450 20 L SOW 12AWG/3C .655 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200M6-20 2 60 208/3 3450 10.4 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100DM2-20 1 60 230/1 3450 11 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100DM3-20 1 60 230/3 3450 6.6 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100DM4-20 1 60 460/3 3450 3.3 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100DM5-20 1 60 208/1 3450 12 P SOW 16AWG/3C .430 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH100DM6-20 1 60 208/3 3450 6.8 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150DM2-20 1-1/2 60 230/1 3450 13.8 P SOW 14AWG/3C .575 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150DM3-20 1-1/2 60 230/3 3450 7.6 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150DM4-20 1-1/2 60 460/3 3450 3.8 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150DM5-20 1-1/2 60 208/1 3450 15 P SOW 14AWG/3C .575 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH150DM6-20 1-1/2 60 208/3 3450 7.8 P SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200DM2-20 2 60 230/1 3450 18 L SOW 14AWG/3C .575 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200DM3-20 2 60 230/3 3450 9 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200DM4-20 2 60 460/3 3450 4.5 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200DM5-20 2 60 208/1 3450 20 L SOW 12AWG/3C .655 Hierro Fundido Hierro Fundido Hierro Fundido Acero
SWH200DM6-20 2 60 208/3 3450 10.4 L SOW 16AWG/4C .460 Hierro Fundido Hierro Fundido Hierro Fundido Acero