Mi-T-M HSP-SERIES User manual

Mi-T-M®HSP-SERIES Operator's Manual 1
©Copyright 2006, Mi-T-M® Corporation® #37-0449-E/S-042707
OPERATOR'S MANUAL FOR
HSP-SERIES
HOT WATER
PRESSURE WASHERS
(UTILIZES EMF SYSTEM PATENT #5,954,494)
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!
®
C US
201473

2 Mi-T-M® HSP-SERIES Operator's Manual
TABLE OF CONTENTS
INTRODUCTION.............................................................................................................................3
IMPORTANT SAFETY WARNINGS.............................................................................................4-7
RISK OF EXPLOSION OR FIRE........................................................................................4
RISK OF ASPHYXIATION ..................................................................................................5
RISK OF INJECTION OR SEVERE CUTTING INJURY.....................................................5
RISK OF ELECTROCUTION OR ELECTRICAL SHOCK...................................................5
RISK OF BURNS................................................................................................................6
RISK OF BURSTING..........................................................................................................6
RISK FROM MOVING PARTS............................................................................................6
RISK OF BODILY INJURY..................................................................................................7
FEATURES ................................................................................................................................8-11
INSTALLATION & PREPARATION .........................................................................................12-14
ATTIRE .............................................................................................................................12
SET-UP.............................................................................................................................12
ENGINE/BURNER FUEL TANK........................................................................................12
ADJUSTABLE PRESSURE DUAL LANCE.......................................................................13
DUAL LANCE CONNECTION ..........................................................................................13
` WATER SUPPLY...............................................................................................................13
UNLOADER......................................................................................................................14
HEAT DUMP VALVE.........................................................................................................14
PRE-START INSPECTION PROCEDURES.....................................................................14
OPERATING INSTRUCTIONS ................................................................................................16-17
PRIMING THE PUMP.......................................................................................................16
START-UP/COLD WATER OPERATION..........................................................................16
HOT WATER OPERATION...............................................................................................17
CLEANING WITH DETERGENTS UNDER LOW PRESSURE........................................17
SHUTDOWN.....................................................................................................................17
STORAGE & MAINTENANCE.................................................................................................18-19
SPECIFIC MAINTENANCE .............................................................................................18
WINTERIZING..................................................................................................................19
TROUBLESHOOTING.............................................................................................................20-21
MAINTENANCE CHART ..............................................................................................................22
ACCESSORIES ............................................................................................................................23
STATEMENT OF WARRANTY .....................................................................................................24
NOTES..........................................................................................................................................25

Mi-T-M®HSP-SERIES Operator's Manual 3
INTRODUCTION
Congratulations on the purchase of your new Mi-T-M HSP-Series hot water pressure washer featuring the patented
Electro Magnetic Firing (EMF) System! You can be assured your Mi-T-M hot water pressure washer was constructed
and designed with quality and performance in mind. Each component has been rigorously tested to ensure the highest
level of acceptance.
This operator's manual was compiled for your benet. By reading and following the simple safety, installation, operation,
maintenance and troubleshooting steps described in this manual, you will receive years of trouble free operation from
your new Mi-T-M hot water pressure washer. The contents of this manual are based on the latest product information
available at the time of publication. Mi-T-M reserves the right to make changes in price, color, materials, equipment,
specications or models at any time without notice.
! IMPORTANT !
Theseparagraphs aresurroundedby a"SAFETYALERT BOX".This boxisused todesignate
and emphasize Safety Warnings that must be followed when operating this pressure washer.
Accompanying the Safety Warnings are "signal words" which designate the degree or level
of 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 used to call attention to items or procedures that could be dangerous to you or other
persons using this equipment.
ALWAYS PROVIDE ACOPY 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.
SERIAL NUMBER_________________________________
Inspect for signs of obvious or concealed freight damage. If damage does exist, le a claim with the transportation
company immediately. Be sure that all damaged parts are replaced and 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® HSP-SERIES Operator's Manual
POTENTIAL CONSEQUENCE PREVENTION
SAFETY WARNINGS
WARNING: When using this product, basic precautions should always be observed, including the following.
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 engine/burner
exhaust.
Always operate pressure washer in a well
ventilated area free of ammable vapors,
combustible dust, gases or other combustible
materials.
Do not store the pressure washer near an
open ame or any equipment such as a stove,
furnace, water heater, etc., which utilizes a pilot
light or sparking device.
Do not use this pressure washer to spray
ammable material!
Do not smoke while lling fuel tanks.
Never ll the fuel tanks while the engine is
running or hot. Allow the engine 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 re.
EngineFuelTank: If using a Gasoline Engine,
refuel with gasoline only. Do not use diesel
or fuel oil.
Burner Fuel Tank (Black): When refueling
the Burner Fuel Tank, use No. 1 or No. 2 fuel
oil/diesel or kerosene. Do not use gasoline.
Do not operate the unit if gasoline or diesel
fuel is spilled. Wipe the pressure washer
clean and move it away from the spill. Avoid
creatinganyignitionuntilthegasolineordiesel
fuel has evaporated.
A spark arrester must be added to the mufer
of this engine if it is to be used on any forest
covered, brush covered or grass covered
unimproved land. The arrester must be
maintained in effective working order by the
operator. In the state of California, the above is
requiredbylaw. (Section4442oftheCalifornia
Public Resources Code.) Other states may
have similar laws. Federal laws apply on
Federal lands.
This pressure washer has a Safety Relief
device which should never be altered, modied,
removed or made inoperative. If the device
fails, replace immediately with only genuine
manufacturer replacement part.
HAZARD
Seriousinjuryordeathmayoccuras
a result of improper fueling.
Serious injury or death may occur
from a ground re caused by a
mufer spark.
Serious injury or death may occur
if system safety's are not properly
maintained.

Mi-T-M®HSP-SERIES Operator's Manual 5
POTENTIAL CONSEQUENCE PREVENTION
SAFETY WARNINGS
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
Serious injury or death may occur
frominhalingengine/burnerexhaust
or dangerous vapors. The engine
exhaust from this product contains
chemicals known to the State of
California to cause cancer, birth
defects, or other reproductive
harm.
Thispressurewasherwasdesignedforoutdoor
useonly. Never operatethis pressurewasher
inanenclosedarea.Alwaysmakecertainthere
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
areaswithexhaustfanswhichcancausepoor
air exchange.
Followallsafetyinstructions providedwiththe
materialsyouarespraying. Useofarespirator
may be required when working with some
materials. Do not use this pressure washer
to dispense hazardous detergents.
RISK OF INJECTION OR
SEVERE CUTTING INJURY
Serious injury or death could occur
fromhighpressurespraypenetrating
the skin.
Keep clear of nozzle and spray! Never put
your hand, ngers or body directly over the
spray nozzle.
Neverpointthehighpressuredischargespray
at yourself or anyone else.
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
hosesandfuellinestopreventthepossibilityof
injury from the high pressure spray. If a hose
or tting is leaking, NEVER PLACE YOUR
HAND DIRECTLY ON THE LEAK.
NEVERoperatethegunwiththetriggerwired
in the open position. To prevent accidental
discharge, the trigger gun should be securely
locked when not in use.
Before removing the spray nozzle or servicing
the unit, ALWAYS shut off the unit and trigger
the gun to release trapped pressure. (Even
after you shut off the unit, there is high
pressure water left in the pump, hose and gun
until you release it by triggering the gun.)
RISK OF
ELECTROCUTION OR
ELECTRICAL SHOCK
Serious injury or death may occur
from contact with electricity. DO NOT direct spray on or into electrical
installations of any kind! This includes
electrical outlets, light bulbs, fuse boxes,
transformers, the unit itself, etc.
DO NOT allow metal components of the
pressure washer to come in contact with live
electrical components.
RISK OF
ASPHYXIATION
HAZARD

6 Mi-T-M® HSP-SERIES Operator's Manual
RISK OF BURNS POTENTIAL CONSEQUENCE PREVENTION
SAFETY WARNINGS
READ ALL SAFETY WARNINGS BEFORE USING PRESSURE WASHER
Serious injury may occur from
touching the gasoline engine,
mufer or heat exchanger. These
areas 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.
Never make adjustments to the factory set
pressures.
Never exceed manufacturers maximum
allowable pressure rating of attachments.
Do not allow any hoses to make contact with
the engine mufer, gasoline engine or heat
exchangertopreventthepossibilityofbursting.
Avoid dragging the hoses over abrasive
surfaces such as cement.
Use only Mi-T-M recommended repair parts
for your pressure washer.
In freezing temperatures, the unit must always
be warm enough to ensure there is no ice
formationinthepump. Donotstartthepressure
washer if it has been transported in an open
or underheated vehicle without rst allowing
the pump to thaw.
RISK OF BURSTING
Do not operate the unit without all protective
covers in place.
Before making any adjustments, be certain
the engine is turned off and the ignition
cable(s) is removed from the spark plug(s).
Turning the machinery over by hand during
adjustmentorcleaningmightstarttheengine
and machinery with it.
Neverallowanypartofyourbodytocontactthe
gasoline engine, mufer or heat exchanger.
Serious injury or death may occur
if attempting to start the pressure
washer when the pump is frozen.
RISK FROM MOVING PARTS Serious injury may occur to the
operator from moving parts on the
pressure washer.
HAZARD

Mi-T-M®HSP-SERIES Operator's Manual 7
RISK OF BODILY INJURY
SAFETY WARNINGS
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.
Injurymayoccuriftheoperatorloses
his balance caused by the thrust of
water traveling through the spray
nozzle.
Injury may occur from the pressure
washer.
SEEKEMERGENCYMEDICALCAREifyouare
usingcleaningagentsandthesprayappearsto
have penetrated the skin! DO NOTTREATAS
ASIMPLECUT! Beprepared totellaphysician
exactlywhatkindofdetergentsyouwereusingby
readingtheMaterialSafetyDataSheet (MSDS)
provided with your detergent.
Never use any solvents or highly corrosive
detergents or acid type cleaners with this
pressure washer.
Protective equipment such as rubber suits,
gloves and respirators are advisable, especially
when using cleaning detergents.
Keep all detergents out of the reach of
children!
ALWAYS wear protective goggles when
operating the unit to shield the eyes from ying
debris and detergents.
DO NOT direct spray toward fragile materials
such as glass for shattering could occur.
Stay alert-watch what you are doing. Do not
operate the unit when fatigued or under the
inuence of alcohol or drugs.
NEVER squeeze the trigger unless securely
braced.
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.
ALWAYS hold on firmly to the gun/lance
assembly when starting and operating the unit.
Failure to do so can cause the lance to fall and
whip dangerously.
Know how to stop the pressure washer and
bleedpressuresquickly. Be thoroughlyfamiliar
with controls.
DO NOT leave pressurized unit unattended.
Shutoffthepressurewasherandreleasetrapped
pressure before leaving.
DO NOT operate the unit if you see any fuel, oil or
waterleaksfromthemachine. DONOTresume
operation until the unit has been inspected and
repaired by a qualied service person.
NEVER run the engine with the governor
disconnected or operate at excessive speeds.
Place unit in a clean, dry, at 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, at area. If applicable, block wheels to
prevent unit from moving.
Do not move the unit by pulling on the hose.
POTENTIAL CONSEQUENCE PREVENTION
!SAVE THESE INSTRUCTIONS!
HAZARD

8 Mi-T-M® HSP-SERIES Operator's Manual
OMHSP004-032905-RZ
HSP-SMALL FRAME FEATURES

Mi-T-M®HSP-SERIES Operator's Manual 9
FEATURES LISTING
1. Pneumatic Wheels
2. Protective Rollcage
3. Protective Cover
4. Decal-Warning: Hot Surfaces
5. Center Balanced Lifting Eye
6. Decal-Caution: Cool before Refueling
7. Decal-Warning:Allow to Cool
8. Convenient Push/Pull Handle
9. Water Inlet
10. Water Strainer
11. High Pressure Pump
12. Beltguard
13. Heat Exchanger Exhaust
14. Decal-Warning: Do Not Modify Plumbing
15. High Pressure Outlet
16. Coil Drain Assembly
17. Decal-Data Plate
18. Burner Fuel Tank
19. Decal-Caution: Risk of Fire
20. Decal-Warning/Caution/Operating
21. Air Shutter Adjusting Arm
22. Burner On/Off Switch
23. Engine Gasoline Tank
24. Wand Holder
25. High Pressure Hose
26. Trigger Safety Lock
27. Trigger Gun
28. Insulated Lance
29. Adjustable Pressure Dual Lance
30. Nozzle
SPECIFIC UNIT INFORMATION
BODY/FRAME: One piece, welded construction, full roll cage with solid steel axles,
lifting hook and convenient push/pull handle, protective steel housing cover.
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: Dual Lance, Insulated, w/adjustable pressure.

10 Mi-T-M® HSP-SERIES Operator's Manual
OMHSP044-032905-RZ
HSP-LARGE FRAME FEATURES