Amana VTC Series Installation instructions

SS-VTAC www.amana-ptac.com 2/10
Amana® is a trademark of Maytag Corporaon or its related companies and used under license to Goodman Company, L.P., Houston, Texas. Supersedes 5/08








Product Features
• Chlorine-freeR-410Arefrigerant
• Evaporatorcoilfreezeprotecon
• Compressorrestartdelay
• Low-ambientlock-out
• Adjustablefreshairdamper
• Wall-mountthermostat
• Electricaldisconnect
• Randomunitrestart
• Frontdeskcontrol
• Fanon/odelay
• Adjustablefreshairdamper
• Completedinsulatedcabinetforquietoperaon
• "Ductable"tomulplerooms
• Full-lengthwallpanelsavailable(eliminatesclosetdoor)

*Completewarrantydetailsavailablefromyourlocaldealeroratwww.amana-ptac.com.

Product Specifications
2www.amana-ptac.com SS-VTAC
 
 Enableordisableeachunitfromthefrontdesktosaveenergy
usedtocondionunoccupiedrooms.
 
 Allowstheevaporatorblowertoconnuerunningforupto45
sec.aerthethermostatissased,maximizingcoolingperfor-
mance.
 
 Protectsagainstdamagetoelectricalcircuitsbyprevenngall
unitsfromstarngatonemeaerpowerdisrupon.Random
restartoccursin3to4min.
 
 Prevents ice build-up on coils and compressor damage during
the cooling mode. Aached to the coil, a temperature sensor
will de-energize the compressor when freezing condions are
detectedandre-energizethecompressorwhenthecoilwarms
upagain.
 
 Permitstheconneconofreturnairductworkusingtheprovid-
edtabs(usuallynotrequired)ontheinletoftheevaporatorcoil.
(Figure5,pg.9)
Ductsystemsandregisteredsizesmustbeproperlydesignedfor
theCFMandexternalstacpressurerangoftheunit.
 
 Meetscoderequirementsforoutsideairintroducon.Theairvent
(Figure6,pg.9)allowsupto50CFMofoutsideairtobeintroduced
intotheequipmentcloset.Theairmixeswithreturnairentering
theclosetthroughthereturnairgrille.
Negavepressurecanbeintroducedthroughanexternalsource
toraisethe50CFMlevel.Consultwiththefactory.
 
Features
 Ensures that system pressure equalizes before the system re-
starts,socompressorlifeisextended.
 
 Locksoutcompressorat40ºFandbelow,thusextendingcom-
pressorlife.
 
 Makesserviceandmaintenanceeasier.(Factory-installed)
 
 Installedoverevaporatorcoilandshippedwiththrow-awayl-
ter(20”x24”x1”;seeFigure5,pg.9).(Field-installed)
 
 (Factory-installed)–Connectsevaporatordrainpantoavercal
pipeconneconintheunit’sbasepanviaadrainline.Evapora-
torcondensateisdeliveredfromtheunittoacatchtrayinthe
wallsleeveandexitsthesleevethroughthe¾”maleNPTng
toallowcompletepipingofthedraintoacondensateriserdur-
ing the rough-in stage. This eliminates condensate connecon
problemswhenconnecngtheHVACdraintotheriseraerthe
HVACunitisinstalledinthecloset.Unitcanberemovedforser-
vice without disconnecng the condensate piping. Addional
closetspaceisnotneededtoconnectthedrain.
 
 Should the primary condensate riser become clogged, water
willllthecatchtrayandbedivertedthroughthesleevetothe
exteriorofthebuilding,ensuringnoleakageintotheinterior
area.Rainwaterenteringthesleeveisautomacallydiverted
tothebuildingexterior.
Nomenclature
3 E 08 A A
6
Family Engineering
VT Vertical PTAC Major & Minor Revisions
Model Type Option Cole
C Cooler A Standard Model
H Heat Pump H Hot Water Model
C Seacoast Protection
Cooling Capacity
07 7000 BTU/h Heater
09 9000 BTU/h 00 No Electric Heat
12 12000 BTU/h 02 2.0 KW
18 18000 BTU/h 03 3.0 kW
24 24000 BTU/h 04 4.0 kW
05 5.0 kW
Rated Voltage 06 6.0 kW
3
230/208 V, 60 Hz, 1 Ph
08 8.0 kW
10 kW
Major Design Series
A Original OA 2-Row Coils
B New SEER Req. 2006 OB 3-Row Coils
E R-410A, 2010
4,5 7 8,9 10 11
10
VT
C
07
1,2 3

Product Specifications
SS-VTAC www.amana-ptac.com 3
VTC Model Specifications—Cooling/Electric Heat
Electrical Data (208/240v-1 Ph-60hz)

 
  








  


   
        RLA LRA FLA     
VTC093E-0 0 0 0 0 0 0
0.7 ⅛ 4.5 25.0 0.5 ¹/ 15
7 7 15 15
245
VTC093E-2 21.5 6,800 5,100 9 7.9 10 12 15 15
VTC093E-3 3 2.3 10,200 7,700 13.2 11.5 15 17 15 20
VTC093E-4 4 3 13,600 10,200 17.4 15.1 19 22 20 25
VTC123E-0 0 0 0 0 0 0
0.7 ⅛ 5.6 29.0 0.5 ¹/ 15
9 9 15 15
245
VTC123E-2 21.5 6,800 5,100 9 7.9 10 12 15 15
VTC123E-3 3 2.3 10,200 7,700 13.2 11.5 15 17 15 20
VTC123E-4 4 3 13,600 10,200 17.4 15.1 19 23 20 25
VTC123E-5 5 3.8 17,000 12,800 22 19 24 28 25 30
VTC183E-0 0 0 0 0 0 0
0.9 ⅛ 6.5 43.0 0.7 ¹/ 10
13 13 20 20
255
VTC183E-2 21.5 6,800 5,100 9.2 8.1 13 13 20 20
VTC183E-3 3 2.3 10,200 7,700 13.4 11.7 15 17 20 20
VTC183E-4 4 3 13,600 10,200 17.5 15.3 20 22 25 25
VTC183E-5 5 3.8 17,000 12,800 22 19 24 28 25 30
VTC183E-6 6 4.5 20,500 15,350 26 23 29 33 30 35
VTC183E-8 8 6 27,300 20,500 34 30 38 43 40 45
VTC183E-10 10 7.5 34,100 25,600 43 37 47 54 50 60
VTC243E-0 0 0 0 0 0 0
2.6 ¼11.5 54.0 2.3 ¼
20 20 30 30
255
VTC243E-3 3 2.3 10,200 7,700 14 12.3 20 20 30 30
VTC243E-4 4 3 13,600 10,200 18.2 15.9 22 24 30 30
VTC243E-5 5 3.8 17,000 12,800 22 20 26 29 30 30
VTC243E-6 6 4.5 20,500 15,350 27 23 31 35 35 40
VTC243E-8 8 6 27,300 20,500 35 30 40 45 40 50
VTC243E-10 10 7.5 34,100 25,600 43 38 49 55 50 60
 
 EER
VTC093E 8,900 9.0
VTC123E 11,500 9.0
VTC183E 17,600 9.0
VTC243E 23,100 9.0
¹TestedinaccordancewithARIStandard310/380-93
at95°FDB/75°FWBoutdoorsand80°FDB/67°FWB
indoors.
Cooling Performance Data

Product Specifications
4 www.amana-ptac.com SS-VTAC
Blower Data
VTC Model Specifications—Cooling/Electric Heat (cont.)





       
VTC093E
High 490 475 460 450 435 420 400 ---
Med 375 360 350 340 330 315 300 ---
Low 290 280 270 260 240 230 215 ---
VTC123E
High 490 475 460 450 435 420 400 ---
Med 375 360 350 340 330 315 300 ---
Low 290 280 270 260 240 230 215 ---
VTC183E
High 660 655 650 645 640 635 625 610
Med 580 578 575 570 565 560 550 540
Low 485 480 475 470 465 460 455 450
VTC243E
High 1,030 1,000 980 950 920 890 860 820
Med 880 860 840 820 790 760 730 710
Low 770 760 750 740 720 700 680 660

(1) VTC12,18-and24-blowermotorsarefactory-wiredformedium(cooling)andlow(heang)fanoperaon.
VTC09islowspeedforboth.
(2) VTH12,18-and24-blowermotorsarefactory-wiredformedium(cooling/heatpump)andlow(electricheat)speedoperaon.
VTH09islowspeedinallmodes.
Dimensional Data
*SeeWallSleeve
InstallaonInstrucons
forcompletedetails.

"P"TrapIsshownforillustraon
purposesonly.Itmaynotbe
requiredbylocalcodes.

Product Specifications
SS-VTAC www.amana-ptac.com 5
VTH Model Specifications—Cooling/Electric Heat
Electrical Data (208/240v-1 Ph-60hz)

   






   
  
        RLA LRA FLA     
VTH093E
21.5 6800 5,100 9 7.9
0.7 ⅛ 4.5 25 0.5 ¹/ 15
10 12 15 15
245
3 2.3 10,200 7,700 13.2 11.5 15 17 15 20
4 3 13,600 10,200 17.4 15.1 19 22 20 25
VTH123E
21.5 6800 5,100 9 7.9
0.7 ⅛ 5.6 29 0.5 ¹/ 15
10 12 15 15
245
3 2.3 10,200 7,700 13.2 11.5 15 17 15 20
4 3 13,600 10,200 17.4 15.1 19 23 20 25
5 3.8 17,000 12,800 22 19 24 28 25 30
VTH183E
21.5 6,800 5,100 9.2 8.1
0.9 ⅛ 6.5 43 0.7 ¹/ 10
13 13 20 20
255
3 2.3 10,200 7,700 13.4 11.7 15 17 20 20
4 3 13,600 10,200 17.5 15.3 20 22 25 25
5 3.8 17,000 12,800 22 19 24 28 25 30
6 4.5 20,500 15,350 26 23 29 33 30 35
8 6 27,300 20,500 34 30 38 43 40 45
10 7.5 34,100 25,600 43 37 47 54 50 60
VTH243E
3 2.3 10,200 7,700 14 12.3
2.6 ¼11.5 54 2.3 ¼
20 20 30 30
255
4 3 13,600 10,200 18.2 15.9 22 24 30 30
5 3.8 17,000 12,800 22 20 26 29 30 30
6 4.5 20,500 15,350 27 23 31 35 35 40
8 6 27,300 20,500 35 30 40 45 40 50
10 7.5 34,100 25,600 43 38 49 55 50 60

• Heatpumpdoesnotoperatesimultaneouslywithelectricheat.
• ElectricaldataintheaEovetaEleonlyappliestounitsmanufacturedaer8/1/2000(datacodeG08).Contactfactoryforelectricaldataforunitsmanu-
facturedpriorto8/1/2000.
• Compressorsinthesemodels(aer8/1/2000)donotoperatesimultaneouslywithheaterelements.
• ModelsmanufacturedEefore8/1/2000(excludingtheVTH24-HP)didfeaturesimultaneousoperaonandthereforehadhighercircuitampacies.
Performance Data
  
 EER   
VTH093E 8,900 9.0 8,500 795 3.0
VTH123E 11,400 9.0 11,500 1,001 3.0
VTH183E 17,400 9.0 16,700 1,582 3.0
VTH243E 22,600 9.0 22,400 1,967 3.0
¹TestedinaccordancewithARIStandard310/380-93at95°FDB/75°FWBoutdoorsand80°FDB/67°F
WBindoors.
²47°FDB,43°FWBOutdoor/70°FDB,60°FWBIndoor

Product Specifications
6 www.amana-ptac.com SS-VTAC
A
VTC/VTH09,12,18 6½ 6½
VTC/VTH24 10 3
Dimensional Data
CONDENSER
OUTLET
CONDENSER
INLET
20
66
1
DUCT OPENING (C)
ELEMENT
BLOWER
MOTOR
FILTER
A
B
41-1/4
20 20
RETURN
AIR
DISCONNECT
ELECTRICAL
KNOCKOUT
10 6-1/8
LOW
VOLTAGE

Product Specifications
SS-VTAC www.amana-ptac.com 7
 
 Easilycontrolsthe unit. Low-voltagewiresexitthe le side of
thecabinet.(SeePg.8.)
 
 Aachestotheoutsideofthewallsleeveforaushappearance.
Louversrecessintothewallsleeve;stockandcustomcolorsavail-
able.
 
 Standard22"widthx44"Height.Sixsleeves(threerearinstal-
laon,threesideinstallaon)availableforvaryingwallwidths,
from5"to20".(SeechartbelowandFigure7,page9.)
 Shipped separately to allow installaon during construcon,
eachsleeveincludesafactoryinstalled"weatherguard"tocover
thesleeveopeningduringconstruconphase.
Duetobeeraccesstounit,wallsleevesinstalledintherearap-
plicaon are recommended over side-installed wall sleeves whenever
possible.

  
SWS958A 5"-8"Walls 26"
SWS9812A 8"-12"Walls 30"
SWS91214A 12"-15"Walls 33"
20"Walls
Side-installedwallsleevesrequiredierentclosetsizesandcongu-
raons.(SeePage10.)

  
VWS95BA 5"-8"Walls 26"
VWS9812A 8"-12"Walls 30"
VWS91214A 12"-15"Walls 33"
20"Walls

 
AGKV01CB AnodizedCluminum(Clear)
AGKV01DB DarkBroze
AGKV01TB Stonewood
AGKV01WB White
AGKV015B CustomColor
Accessories
Unit with Installed Rear Sleeve and Flush-
Style Louver
 Sleeve, louver, lter, and
thermostat required for each
generalinstallaon.
Separatewallmounngbracket
isshippedwith"sideinstall"wall
sleeves.


Product Specifications
8 www.amana-ptac.com SS-VTAC

 
 Easilycontrolstheunit.Low-voltagewiresexitthelesideof
thecabinet.
*Availableforstraightcool/hydronicchassisandheatpumpchassis.
 
 De-energizestheunitwhenreducedairoworicebuild-upare
detected.Re-energizestheunitwhennormal operangcondi-
onsresume.
 
 Regulatestheamountofhotwaterheattotheunit.*Appliesto
hydronicmodelsonly.
1246001 StraightCool/
HydronicChassis
Digitalcool-o-
heat,auto-on
1246003 HeatPump
Chassis
Digitalcool-o-
heat,auto-on
Accessories (cont.)
 
 Panelsareavailableaslouveredornon-louveredandareinsulat-
edtoforsoundreduconwithtamper-proofscrews.Louvered
panelincludesan18"x24"x1"lter.Non-louveredpanelsre-
quiredexternalreturnairgrillesandunitmountters.
 
 Opens the condensate pan automacally when water rises in
thepanandshutsothesystembybreakingloworlinevoltage
currenttothecompressor.Switchisnormallyclosed.Byclipping
theoatswitchtothesideoftheauxiliarydrainpan,ceilingwa-
terdamageisprevented.Insomeareas,thisswitchcanreplace
anauxiliarydrainpan.Localbuildingcodesshouldbechecked
forapplicaon.
Theoatswitchmustbeinstalledbeforeunitissetinthesleeve.
*Appliestohydronicmodelsonly.

   

 
931-11 Louvered¹ 87x31 84x28 55
931-12 Non-Louvered² 87x31 84x28 55
931-13 Louvered¹ 82x31 79x28 55
931-14 Non-Louvered² 82x31 79x28 55
 A solid door or panel with
a side wall return air grille will
resultinlowersoundlevels.
 A
N/LWPO187 87 84
P RODUCT S PECIFICATIONS
8 www.goodmanmfg.com SS-V TAC
Wall-mounted Low-voltage Thermostat*
Easily controls the unit. Low-voltage wires exit the left side of
the cabinet.
* Available for straight cool/hydronic chassis and heat pump chassis.
•Unit Mounted Freeze Sensor (UMF01A)
De-energizes the unit when reduced air ow or ice build-up
are detected. Re-energizes the unit when normal operating
conditions resume.
•Hydronic Flow Control Module (HFC01A)*
Regulates the amount of hot water heat to the unit. *Applies to
hydronic models only.
Optional Access/Return Air Panel
Panels are available in louvered or non-louvered and are
Insulated for sound reduction with tamper-proof screws. Louvered
panel includes a 18” x 24” x 1” lter. Non-louvered panels require
external return air grilles and unit mount lters.
•
•
ACCESSORIES (CONT.)
1246001 Straight Cool/
Hydronic Chassis
Digital cool - o -
heat, auto - on
1246003 Heat Pump
Chassis
Digital cool - o -
heat, auto - on
Note: A solid door or panel with a
side wall return air grille will result
in lower sound levels
Part # “A” “B”
N/LWP0187 87.00 84.00
Access/Return Air Panel
Float Switch (FSE306A)*
Opens the condensate pan automatically when water rises in the
pan and shuts off the system by breaking low or line voltage
current to the compressor. Switch is normally closed. By clipping
the oat switch to the side of the auxiliary drain pan, ceiling wa-
ter damage is prevented. In some areas, this switch can replace
an auxiliary drain pan. Local building codes should be checked
for application.
Note: The oat switch must be installed before unit is set in the sleeve.
*Applies to hydronic models only.
•
Access / Return Air Panel ³4
Description Dimensions (H x W) Part # Ship
Wt.
Frame Opening
Louvered  87 X 31 84 X 28 LWP0187
40
Non-Louvered  87 X 31 84 X 28 N/LWP0187
Louvered  82 X 31 79 X 28 LWP0182
40
Non-Louvered  82 X 31 79 X 28 N/LWP0182
Notes:
 Includes 18 x 24 x 1 lter
 Requires external return air grille and unit mount lter
 Both panels are insulated for sound reduction and have tamper-proof
screws
4Panels are shipped ten per carton

Product Specifications
SS-VTAC www.amana-ptac.com 9
Oneendofa4”aluminumventpipeisconnectedtothe
condenserventuriandtheotherendisconnectedtothe
sideoftheVTC/VTHcabinet.Ameshscreenisinstalled
insidethe ventpipe, andametalplateon the sideof
thecabinetcoverstheopeningoftheventpipe.Upto
50CFMofoutsideairisintroducedintotheequipment
closetbyremovingthe metalcoverplate.Theoutside
airthenmixeswiththereturnairandispulledthrough
theevaporatorcoilandintothesupplyduct.Thecover
plate can be re-installed to parally close the outside
airopeningiflessthan50CFMisdesired.Anexternal
sourceofnegavepressure(i.e.,abathroomfan)could
beusedtointroducemorethan50CFMofoutsideair.
Consultwithfactoryforfurtherdetails.
Itissuggestedthataminimum24”doorbeused
for access. Closet interior may be smaller than listed
hereas longasthe door openingallowsforremoving
theunit.Dooropeningmustlineupwithunittoallow
removal.
Accessories (cont.)
Outdoor Air Ventilation









 

Figure5—FilterBracketDetail
Figure6
OutsideWall
Footprint
OutsideWallSurface
Figure7



Note: Sleeve protrudes ¼" (min.)
throughoutsidewallsurface
ClosetWall
Footprint
ClosetInside
Width(min.)
Note:
Boomsurfaceofsleevepantobelocated6"(min.)
aboveoortofacilitatedraininstallaon.PleaseseeWall
SleeveInstallaoninstruconbookforcompleteinstrucons.

Product Specifications
10 www.amana-ptac.com SS-VTAC


















General Assembly

Product Specifications
SS-VTAC www.amana-ptac.com 11
27" (minimum)
C
A

1. Sleeverough-inopeningis44”(H)x21-5/8”(W)
2. Boomofopeningshouldbeapproximately6”
aboveoorlevel.
3. Minimum3”clearanceisrequiredonallsidesof
theunit.



Tondtheminimumclosetdepth(dimension“C”),usethe
followingmethod:
Determinedimension“A”,whichisthetotalnishedwall
thickness.
* For5”-8”outsidewallthickness,subtract“A:from39”
 (C”=39-“A”)  
* For8”-12”outsidewallthickness,subtract“A:from43”(C”=
43-“A”)  
* For12”-15”outsidewallthickness,subtract“A”from46”
(C”=46-“A”)
Installation

min.
30" min.
C
Wall Sleeve
12" min.
VT
UNIT
Outside Wall A
27"
min.
12" min.
30"
min.
Wall Sleeve

Tondtheminimumclosetdepth(dimension“C”),
usethefollowingmethod:
Determinedimension“A”whichisthetotalnishedwall
thickness.
* For5”-8”outsidewallthickness,subtract“A:from29” (C”
=29-“A”)  
* For8”-12”outsidewallthickness,subtract“A:from33”(C”
=33-“A”)  
* For12”-15”outsidewallthickness,subtract“A”from36”
(C”=36-“A”)











Product Specifications
12 www.amana-ptac.com SS-VTAC
Amana® is a trademark of Maytag Corporaon or its related companies and used under license to Goodman Company, L.P. All rights reserved. Our connuing commit-
ment to quality products may mean a change in specicaons without noce. © 2010 • Goodman Company, L.P. • Houston, Texas • Printed in the USA.
–Eachunitmustmeetthefollowingspecicaons:
ARIrangof_________BTU/hcooling(and________
BTU/hreversecycleheangwithaCOPof________at47
°FO.D.)
Electricresistanceheatof_________BTU/h.TotalAmp
drawmustbeof_________and_________Wasat
_________volts.
TheEERmustbeaminimumof_________EER.
—Eachunitmustbeslide-outdesign,readyfor
installaonintoclosetspace.Unitmusttintoclosetspace
not to exceed 24” x 24” with overhead duct connecons
designedto.25ESP.Unitmustbetestedforconformanceto
ASTMEwaterinltraonspecicaonASTME331-86,which
ensuresnowaterinltraonwhentestedat8"rainperhour
at63mphwindfor15min.
—Filterprovidedwiththeunit.Installermust
provideforeasyaccessibility.
—Eachunitmustincludeachangeoverthermostat
thatsensesanoutsidecoilswitch-overtemperatureof25°F,
lock-open refrigerant-reversing valve during heat pump
operaon,temperature-acvateddefrostdrainandautomac
emergency heat operaon to over-ride the heat pump’s
change-over thermostat and bring on electric resistance
heatersintheeventofasealed-systemfailure.
—Thecompressormustbehermecallysealed,
internallyisolated,rotary-typeandpermanentlymountedon
rubberisolators.Noremovaloradjustmentofcompressor
hold-downboltsistoberequiredduringinstallaon.
—Theunitmustbecontrolledbyathermostat.
Other unit controls must include a concealed venlaon
control to allow the introducon of ltered air into the
room,aconcealedfanmodeswitchtoallowtheownerto
presetforeitherconnuousfanorthermostacallycycled
fanoperaon.Addionally,thefollowingcontrolsaretobe
includedasstandardonallunits:
 • Compressorrestartdelay
 • Randomrestartcircuit
 • Frontdeskcontrol
 • Evaporatorcoilfreezeprotecon
 • Fandelay
 • Lowambientlock-out
Guide Specifications
—Directdrivewithapermanent
splitcapacitor,two-speedmotor.Musthaveacondenserfan
andseparateindoorevaporatormotor.Condenserfanmust
bepropellertypeandevaporatorfanmustbeblowertype.
—Unit’scoilsmusthavecoppertubingexpandedinto
rippled-edgelouveredaluminumns.
—Aunitmustbeabletodischarge
airthroughanoverheadductsystemwithanexternalstac
pressurecapabilityof0.35"for9,000and12,000unitsizes
and0.40"for18,000and24,000unitsizes.Thereturnairmust
becapableofafreereturnattheunitoraductedreturn.
— LimitedOne-Year Warranty;Second-through
Fih-YearLimitedReplacementCompressorWarranty.Full
warrantydetailsareavailableatwww.amana-hac.com.
—Thewallsleevemustbeofindustry-accepted
dimensions:from21”[d]to28”[d](dependentuponwall
width,from5”to15”)x22”[w]x44”[h]andconstructedof
insulatedgalvanizedsteelforcorrosionresistance.Sleevemust
beshippedwithweather-resistantrearclosurepanelinstalled.
—Theunitmusthaveacondensatedraining
system.Avercalpipeconneconinthebasepanisconnected
totheevaporatordrainpanviaadrainline.Condensatepasses
fromtheunittoacatchtray,locatedinthewallsleeve,and
exitsthesleevethrougha¾”maleNPTng.(Thisallows
pipingtobedoneduringconstruconstage).
The unit must also have a secondary condensate draining
systemforoverow.Iftheprimarycondensatedrainingsystem
becomesclogged,waterwillbedirectedfromthecatchtray,
throughthesleeve,totheoutsideofthebuilding.Anyexternal
watersource(rain,sleet,etc.)enteringthesleevewillalsobe
divertedtothebuilding’sexterior.
—Mustbearchitecturallyextrudedandmade
ofanodizedaluminum(AGKV***A).Allothergrillesmustbe
submiedtoourcompanyforfeasibility,airowcharacteriscs
andcompliancewithU.L.regulaons,wherenecessary.
—Requiredforheangfunconsinstead
of electric resistance heaters. Unit must retain complete
serviceaccesswiththekitinstalled.Properwaterorsteam
valvesmustbeused;however,theyarenotincludedwith
theHydronicHeatUnit.
 — A manual, auto-changeover or program-
mablethermostatmustbeinstalledtoprovidefullremote
operaonofthechassis.