Mi-T-M HSE-1002-0M10 User manual

Mi-T-MHSE-SERIES Operator's Manual 1
©Copyright 2001, Mi-T-M Corporation® 37-0642-E/F-030601
CAUTION
RISK OF INJURY!
READ MANUAL BEFORE OPERATING!
This manual is an important part of the pressure washer and must
remain with the unit when you sell or rent it!
OPERATOR'S MANUAL FOR
HSE-SERIES
HOT WATER
PRESSURE WASHERS
®
C US
201473

2 Mi-T-M®HSE-SERIES Operator's Manual
TABLE OF CONTENTS
INTRODUCTION ..................................................................................................................... 3
IMPORTANT SAFETY WARNINGS ....................................................................................4-7
RISK OF ELECTRIC SHOCK OR ELECTROCUTION................................................4
RISK OF EXPLOSION OR FIRE.................................................................................5
RISK OF ASPHYXIATION ..........................................................................................5
RISK OF INJECTION OR SEVERE CUTTING INJURY .............................................6
RISK OF BURNS ........................................................................................................6
RISK OF BURSTING .................................................................................................. 6
RISK FROM MOVING PARTS....................................................................................6
RISK OF BODILY INJURY.......................................................................................... 7
FEATURES ........................................................................................................................ 8-11
HSE-SMALL FRAME ...............................................................................................8-9
HSE-LARGE FRAME...........................................................................................10-11
INSTALLATION & PREPARATION .................................................................................12-15
ATTIRE ..................................................................................................................... 12
SETUP ...................................................................................................................... 12
POWER CORD CONNECTION...........................................................................12-13
BURNER FUEL TANK .............................................................................................. 13
ADJUSTABLE PRESSURE DUAL LANCE ............................................................... 14
DUAL LANCE CONNECTION................................................................................... 14
WATER SUPPLY ...................................................................................................... 14
UNLOADER .............................................................................................................. 15
HEAT DUMP VALVE ................................................................................................ 15
PRE-START INSPECTION PROCEDURES............................................................. 15
NOTES ................................................................................................................................. 16
OPERATING INSTRUCTIONS ........................................................................................ 18-20
FLUSHING THE SYSTEM ........................................................................................ 18
START-UP/COLD WATER OPERATION ................................................................. 18
HOT WATER OPERATION ......................................................................................19
STEAM OPERATION................................................................................................ 19
CLEANING WITH DETERGENTS ............................................................................ 19
SHUTDOWN............................................................................................................. 20
STORAGE & MAINTENANCE .........................................................................................20-21
SPECIFIC MAINTENANCE....................................................................................... 20
WINTERIZING .......................................................................................................... 21
TROUBLESHOOTING .....................................................................................................22-24
MAINTENANCE CHART....................................................................................................... 25
ACCESSORIES.....................................................................................................................26
OPTIONS .............................................................................................................................. 27
STATEMENT OF WARRANTY ............................................................................................. 28

Mi-T-MHSE-SERIES Operator's Manual 3
INTRODUCTION
Congratulations on the purchase of your new Mi-T-M HSE-Series hot water pressure washer! You can be assured your
Mi-T-Mhotwaterpressurewasherwasconstructedanddesignedwithqualityandperformanceinmind. Eachcomponent
has been rigorously tested to ensure the highest level of acceptance.
This operator's manual was compiled for your benefit. By reading and following the simple safety, installation, operation,
maintenanceandtroubleshootingstepsdescribedinthismanual,youwillreceiveyearsoftroublefreeoperationfromyour
newMi-T-Mhotwaterpressurewasher. Thecontentsofthismanualarebasedonthelatestproductinformationavailable
at the time of publication. Mi-T-M reserves the right to make changes in price, color, materials, equipment, specifications
or models at any time without notice.
! IMPORTANT !
Theseparagraphs are surroundedby a"SAFETY ALERTBOX". This boxis used todesignate
and emphasize Safety Warnings that must be followed when operating this pressure washer.
AccompanyingtheSafetyWarningsare"signalwords"whichdesignatethedegreeorlevelof
hazard seriousness. The "signal words" used in this manual are as follows:
DANGER : Indicates an imminently hazardous situation which, if not avoided, WILL
result in death or serious injury.
WARNING : Indicates a potentially hazardous situation which, if not avoided, COULD
result in death or serious injury.
CAUTION : Indicates a potentially hazardous situation which, if not avoided MAY
result in minor or moderate injury.
The symbols set to the left of this paragraph are "Safety Alert Symbols". These symbols are
usedto call attention toitems or procedures that could be dangerous to you or otherpersons
using this equipment.
ALWAYS PROVIDE A COPY OF THIS MANUAL TO ANYONE USING THIS EQUIPMENT. READ
ALL INSTRUCTIONS BEFORE OPERATING THIS PRESSURE WASHER AND ESPECIALLY
POINT OUT THE "SAFETY WARNINGS" TO PREVENT THE POSSIBILITY OF PERSONAL
INJURY TO THE OPERATOR.
Once the unit has been uncrated, immediately write in the serial number of your unit in the space provided below.
SERIALNUMBER_________________________________
Inspectforsignsofobviousorconcealedfreightdamage.Ifdamagedoesexist,fileaclaimwiththetransportationcompany
immediately. Be sure that all damaged parts are replaced an that the mechanical and electrical problems are corrected
prior to operation of the unit. If you require service, contact Mi-T-M Customer Service.
CUSTOMER SERVICE
CALL OUR TOLL-FREE NUMBER
for the Sales or Service Center nearest you!
800-553-9053
Please have the following information available for all service calls:
1. Model Number
2. Serial Number
3. Date and Place of Purchase

4 Mi-T-M®HSE-SERIES Operator's Manual
IMPORTANT SAFETY INSTRUCTIONS
WARNING: When using this product, basic precautions should always be observed, including the following:
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
POTENTIAL CONSEQUENCE PREVENTION
Seriousinjuryordeathcouldoccurif
the pressure washer is not properly
grounded. Yourpressurewasheris
poweredbyelectricityandmaycause
electric shock or electrocution if not
usedproperly.
Electrical shock may occur from
electrical cord.
Electrical shock may occur if
pressure washer is not operated
properly.
Serious injury or death may occur if
electrical repairs are attempted by
unqualified persons.
Thisproductmustbegrounded. Makesurethe
pressurewasher is equipped withaGFCI built
intothepowersupplycord. Ifthisisnotavailable,
the pressure washer must be plugged into a
receptacle that is protected by a GFCI.
Disconnect when not in use.
If your unit is equipped with a GFCI, DO NOT
drop the GFCI as damage could result. If the
GFCI is accidentally dropped, be certain to
test the GFCI before using to ensure it is
working properly. (Follow instructions on
GFCI for test procedures.)
Always be certain the unit is receiving proper
voltage. Before plugging the unit into a
compatible power source, be certain the
switch is in the "OFF" position. Disconnect
when not in use.
Donotmodifyplugprovidedwiththeproduct. If
it will not fit the outlet, have a proper outlet
installed by a qualified electrician. Do not use
any type of adapter.
Checkpowercordforsignsofcrushing,cutting
orheatdamage. Ifreplacementofplugorcord
isneeded,useonlyidenticalreplacementparts.
Do not use extension cords with this pressure
washer.
Keepallconnectionsdryandofftheground. Do
not allow electrical cords to lay in water or in
such a position where water could come in
contact with them. Do not touch plug with wet
hands.
Do not pull on the electrical cord to disconnect
from the outlet.
Do not direct spray on or into electrical
installationsofanykind! Thisincludeselectrical
outlets, light bulbs, fuse boxes, transformers,
the unit itself, etc.
Donot allowmetalcomponentsofthepressure
washer to come in contact with live electrical
components.
Neveroperatethepressurewasherwithsafety
guards/covers removed or damaged.
Any electrical wiring or repairs performed on
this pressure washer should be done by
Authorized Service Personnel in accordance
with National and Local electrical codes.
Beforeopeninganyelectricalenclosure,always
shut off the pressure washer, relieve pressure
andunplugthepressurewasherfromthepower
source. Allow the pressure washer to cool
down. Never assume the pressure washer is
safetoworkonjustbecauseitisnotoperating.
It could restart at any time! Service in a clean,
dry, flat area.
RISK OF
ELECTRIC SHOCK
OR
ELECTROCUTION
HAZARD

Mi-T-MHSE-SERIES Operator's Manual 5
POTENTIAL CONSEQUENCE PREVENTION
IMPORTANT SAFETY INSTRUCTIONS
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
RISK OF
EXPLOSION OR FIRE Serious injury or death may occur
from normal sparks in the multiple
ignition sources or burner exhaust.
Seriousinjuryordeathmayoccuras
a result of improper fueling.
Serious injury or death may occur
if system safety's are not properly
maintained.
Always operate pressure washer in a well
ventilated area free of flammable vapors,
combustible dust, gases or other combustible
materials.
Donotstorethepressurewashernearanopen
flame or any equipment such as a stove,
furnace,waterheater,etc.,whichutilizesapilot
light or sparking device.
Do not use this pressure washer to spray
flammable material!
Do not smoke while filling burner fuel tank.
Neverfilltheburnerfueltankwhilethepressure
washer is running or hot. Allow to cool two
minutes before refueling.
Do not refuel indoors or in a poorly ventilated
area.
Always refuel slowly to avoid the possibility of
spilled fuel which may cause a risk of fire.
Burner Fuel Tank:
UseNo.1orNo. 2 fueloil/dieselorkerosene.
Do not use gasoline.
Do not operate the unit if diesel fuel is spilled.
Wipe the pressure washer clean and move it
awayfromthespill. Avoidcreatinganyignition
until the diesel fuel has evaporated.
ThispressurewasherhasaSafetyReliefdevice
which should never be altered, modified,
removed or made inoperative. If the device
fails, replace immediately with only genuine
manufacturer replacement part.
HAZARD
Serious injury or death may occur
from inhaling burner exhaust or
dangerous vapors.
Never operate this pressure washer in an
enclosed area. Always make certain there is
adequate ventilation (fresh outside air) for
breathing and combustion. This will prevent
the buildup of dangerous carbon monoxide
gases. Beware of poorly ventilated areas, or
areaswith exhaust fanswhichcan cause poor
air exchange.
Follow all safety instructions provided with the
materialsyouarespraying. Useofarespirator
may be required when working with some
materials. Do not use this pressure washer to
dispense hazardous detergents.
RISK OF
ASPHYXIATION

6 Mi-T-M®HSE-SERIES Operator's Manual
RISK OF BURNS
RISK FROM MOVING PARTS
Serious injury may occur from
touching the heat exchanger. This
area can remain hot for some time
after the pressure washer is
shutdown.
Serious injury may occur from a
pressure washer malfunction or
exploding accessories if incorrect
system components, attachments or
accessories are used.
Serious injury or death may occur if
attempting to start the pressure
washer when the pump is frozen.
Serious injury may occur to the
operator from moving parts on the
pressure washer.
Nevermakeadjustmentstothefactorysetpressures.
Never exceed manufacturers maximum allowable
pressure rating of attachments.
Do not allow any hoses to make contact with heat
exchanger to prevent the possibility of bursting.
Avoid dragging the hoses over abrasive surfaces
such as cement.
Use only manufacturer recommended repair parts
for your pressure washer.
In freezing temperatures, the unit must always be
warm enough to ensure there is no ice formation in
thepump. Donot start thepressure washer if ithas
beentransportedinanopenorunderheatedvehicle
without first allowing the pump to thaw.
RISK OF BURSTING
Do not operate the unit without all protective
covers in place.
Follow the maintenance instructions specified in
the manual.
Never make adjustments to the unit while it is
connected to the power source.
Neverallowanypartofyourbodytocontacttheheat
exchanger.
Do not leave unit unattended after shutdown until it
is completely cooled down as described in the
"SHUTDOWN" procedures listed on page 20 of this
manual.
HAZARD POTENTIAL CONSEQUENCE PREVENTION
IMPORTANT SAFETY INSTRUCTIONS
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
Serious injury or death could occur
from high pressure spray penetrating
the skin.
Keep clear of nozzle and spray! Never put your
hand, fingers or body directly over the spray nozzle.
Never point the high pressure discharge spray at
yourself or anyone else.
Thisproduct is to be used only bytrained operators.
Always keep operating area clear of all persons.
DO NOT allow children to operate this unit.
SEEK EMERGENCY MEDICAL CARE if the spray
appears to have penetrated the skin! DO NOT
TREAT AS A SIMPLE CUT!!
High pressure hoses and fuel lines should be
inspected daily for signs of wear. If evidence of
failure exists, promptly replace all suspect hoses
and fuel lines to prevent the possibility of injury from
thehighpressurespray. Ifahoseorfittingisleaking,
NEVER PLACE YOUR HAND DIRECTLY ON THE
LEAK.
NEVER operate the gun with the trigger wired in the
openposition. To prevent accidentaldischarge, the
trigger gun should be securely locked when not in
use.
Before removing the spray nozzle or servicing the
unit,ALWAYSshutofftheunit and trigger the gunto
release trapped pressure. (Even after you shut off
theunit,thereishighpressurewaterleftinthepump,
hose and gun until you release it by triggering the
gun.)
RISK OF INJECTION
OR
SEVERE CUTTING INJURY

Mi-T-MHSE-SERIES Operator's Manual 7
RISK OF BODILY INJURY
IMPORTANT SAFETY INSTRUCTIONS
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
Serious injury or death may occur
from detergents contacting the skin.
Serious injury can occur from loose
debris being propelled at a high speed
from the spray gun.
Injury may occur if the operator loses
his balance caused by the thrust of
water traveling through the spray
nozzle.
Injury may occur from the pressure
washer.
SEEK EMERGENCY MEDICAL CARE if you are
using cleaning agents and the spray appears to
have penetrated the skin! DO NOT TREAT AS A
SIMPLE CUT! Be prepared to tell a physician
exactly what kind of detergents you were using by
reading the Material Safety Data Sheet (MSDS)
provided with your detergent.
Never use any solvents or highly corrosive
detergentsoracid type cleaners withthis pressure
washer.
Protectiveequipmentsuchasrubbersuits, gloves
and respirators are advisable, especially when
using cleaning detergents.
Keep all detergents out of the reach of children!
ALWAYSwear protective goggleswhen operating
the unit to shield the eyes from flying debris and
detergents.
DONOTdirectspraytowardfragilematerialssuch
as glass for shattering could occur.
If the pressure washer is equipped with an Auto
start/stop feature, the unit will shutdown until the
gun is triggered. To prevent accidental high
pressure discharge, do not leave unit unattended
while in this mode.
Stay alert-watch what you are doing. Do not
operatetheunitwhenfatiguedorundertheinfluence
of alcohol or drugs.
NEVERsqueezethetriggerunlesssecurelybraced.
DO NOT overreach or stand on unstable support.
Wet surfaces can be slippery, wear protective foot
gear and keep good footing and balance at all
times.
NEVER trigger the gun while on a ladder or roof.
ALWAYSholdon firmly to thegun/lance assembly
when starting and operating the unit. Failure to do
socancausethelancetofallandwhipdangerously.
Know how to stop the pressure washer and bleed
pressures quickly. Be thoroughly familiar with
controls.
DO NOT leave pressurized unit unattended. Shut
off the pressure washer and release trapped
pressure before leaving.
DO NOT operate the unit if you see any fuel, oil or
water leaks from the machine. DO NOT resume
operation until the unit has been inspected and
repaired by a qualified service person.
Place unit in a clean, dry, flat area for servicing.
Before servicing the unit: turn the unit off, relieve
the water pressure from the trigger gun, and allow
the unit to cool down. Service in clean, dry, flat
area. If applicable, block wheels to prevent unit
from moving.
Do not move the unit by pulling on the hose.
HAZARD POTENTIAL CONSEQUENCE PREVENTION
!SAVE THESE INSTRUCTIONS!

8 Mi-T-M®HSE-SERIES Operator's Manual
HSE-SMALL FRAME FEATURES
0MHSE001-113000-KS

Mi-T-MHSE-SERIES Operator's Manual 9
FEATURES LISTING
1. Pneumatic Wheels
2. ProtectiveRollcage
3. Control Panel
4. Decal-Warning/Caution/Operation(E/S)
5. Switch-Off/Pump/Burner (Steam Optional)
6. Center Balanced Lifting Eye
7. Convenient Push/Pull Handle
8. Decal-Warning: Hot (E/S)
9. Heat Exchanger Exhaust
10. Wand Holder
11. Water Inlet
12. Water Strainer w/Bowl Type Filter
13. Water Float Tank
14. Detergent Metering Valve
15. Low Pressure (Direct Feed)
High Pressure (Float Tank)
High Pressure Pump w/Unloader
16. Pressure Switch
17. Brake
18. TEFC Pump Motor
19. Electric Cord w/GFCI
20. Decal- Hang Tag (E/S)
21. Burner Air Regulation
22. Decal-Caution: Risk of Fire (E/S)
23. Burner Fuel Tank
24. Decal- Data Plate
25. High Pressure Outlet
26. Coil Drain Plug
27. Decal-Warning: Risk of Explosion (E/S)
28. High Pressure Hose
29. Trigger Safety Lock
30. Trigger Gun
31 Insulated Lance
32. Adjustable Pressure Dual Lance
33. Nozzle
SPECIFIC UNIT INFORMATION
BODY/FRAME: One piece, welded construction, full roll
cage with solid steel axles, lifting hook and convenient
push/pullhandle.
PORTABILITY: Four pneumatic tires for easy mobility.
FINISH: Powder coated
HIGH PRESSURE HOSE: 3/8" x 50'
TRIGGER GUN ASSEMBLY: Trigger controlled, safety
lockoff, insulated lance.
DUAL LANCE: Insulated, with adjustable pressure.

10 Mi-T-M®HSE-SERIES Operator's Manual
0MHSE015-120100-KS
HSE-LARGE FRAME FEATURES