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HD • 9.807-622.0 • Rev. 03/20

OPERATOR’S MANUAL        

PRESSURE WASHER

  

4

IMPORTANT SAFETY INFORMATION

WARNING

KEEP WATER 

SPRAY AWAY FROM 

ELECTRICAL WIRING.

WARNING: Keep wand, hose, 
and water spray away from 
electric wiring or fatal electric 
shock may result.

9. 

Do not spray water on or near  

 

electrical components. 

RISK OF EXPLOSION: 

DO NOT SPRAY  

FLAMMABLE  

LIQUIDS.

WARNING

WARNING: Flammable liquids 
can create fumes which can 
ignite, causing property dam-
age or severe injury.
WARNING: Risk of explosion — 

Do not spray flammable liquids.

 
 

10. 

Keep operating area 

clear of all persons.

WARNING

EAR PROTECTION 

MUST BE WORN

WARNING: This machine ex-
ceeds 85 db appropriate ear 
protection must be worn.

WARNING

USE PROTECTIVE  

EYE WEAR 

AND CLOTHING  

WHEN OPERATING 

THIS EQUIPMENT.

WARNING: High pressure spray 
can cause paint chips or other 
particles to become airborne 

and fly at high speeds. To avoid 

personal injury, eye, hand and 
foot safety devices must be 
worn.

 11.  Eye, hand, and foot protec-

tion must be worn when 
u s i n g   t h i s   e q u i p m e n t .

TRIGGER GUN KICKS 

BACK - HOLD WITH  

BOTH HANDS

WARNING

WARNING: Grip cleaning wand 
securely with both hands be-
fore starting. Failure to do this 
could result in injury from a 
whipping wand.

12.  To reduce the risk of injury,  
 

close supervision is necessary  

 

when a machine is used near  

 

children. Do not allow chil-

dren to operate the pressure washer. 

This ma-

chine must be attended during operation.

RISK OF INJECTION 

OR SEVERE INJURY 

TO PERSONS. KEEP 

CLEAR OF NOZZLE.

WARNING

WARNING: High pressure de-
veloped by these machines will 
cause personal injury or equip-
ment damage. Keep clear of 
nozzle. Use caution when op-
erating. Do not direct discharge 
stream at people, or severe 
injury or death will result. 

13.  Never  make  adjustments  on       
machine while in operation. 

 14. Be certain all quick coupler fittings are secured 

before using pressure washer.

WARNING

PROTECT FROM 

FREEZING

WARNING: Protect machine 

from freezing.

15.  To keep machine in best  
 

operating conditions, it is  

 

important you protect machine  

 

from freezing. Failure to protect  

 

machine from freezing could  

 

cause malfunction of the  

 

machine and result in death, 

serious bodily injury, and/or property damage. Fol-
low storage instructions specified in this manual.

 16.  The best insurance against an accident is precau-

tion and knowledge of the machine.

WARNING

RISK OF INJURY FROM 

FALLS WHEN USING 

LADDER.

WARNING: Be extremely careful 
when using a ladder, scaffold-
ing or any other relatively un-
stable location. The cleaning 
area should have adequate 
slopes and drainage to reduce 
the possibility of a fall due to 
slippery surfaces.

 17. Do not overreach or stand on unstable support. 

Keep good footing and balance at all times.

 18. Do not operate this machine when fatigued or 

under the influence of alcohol, prescription medi-
cations,  or drugs. 

19.   Inlet water must be clean fresh water and no hotter 

then 90°F.

 20. Manufacturer will not be liable for any changes 

made to our standard machines or any compo-
nents not purchased from us.

 21. Do not allow acids, caustic or abrasive fluids to 

pass through the pump.

 22. Never run pump dry or leave spray gun closed 

longer than 1-2 minutes.

23.  Machines with shut-off spray gun should not be 

operated with the spray gun in the off position for 
extensive periods of time as this may cause dam-
age to the pump.

Summary of Contents for HD 3.5/40 P

Page 1: ...RIE BN AH ME UN BE DIN GT BE DIE NU NG SA NL EIT UN G DU RS CH LE SE N NO UT ILIZ AR SIN AN TE S NO HA BE R LE IDO EL MA NU AL 9 807 622 0 03 20 High pressure cleaner Combustion engine Cold water Reg...

Page 2: ...You should record both serial number and date of purchase and keep in a safe place for future reference HD 9 807 622 0 Rev 03 20 Important Safety Information 3 5 Component Identification 6 Assembly I...

Page 3: ...al codes Contact your electrician plumber utility company or the selling distributor for specific details WARNING RISK OF ASPHYXIATION USE THIS PRODUCT ONLY IN A WELL VENTILATED AREA WARNING Risk of a...

Page 4: ...nal injury or equip ment damage Keep clear of nozzle Use caution when op erating Do not direct discharge stream at people or severe injury or death will result 13 Never make adjustments on machine whi...

Page 5: ...ning models use only kerosene No 1 home heating fuel or diesel If diesel is used add a soot remover to every tankful 27 This pressure washer is equipped with pneumatic tires which may not be fully inf...

Page 6: ...udes safety latch Detergent Injector Allows you to siphon and mix detergents Wand Must be connected to the spray gun High Pressure Hose Connect one end to water pump discharge nipple and the other end...

Page 7: ...ated properly STEP 8 Connect the high pres sure hose to the pump discharge nipple Push coupler collar forward until secure STEP 5 Attach nozzle extension to spray gun wand Tighten both by hand STEP 6...

Page 8: ...level by using dipstick or observe oil level in oil window if equipped Use 30 wt non detergent oil STEP 5 Rotate the fuel shut off valve to the On position Slide the fuel valve lever to the ON positio...

Page 9: ...ttle to fast position CAUTION Small engines may kick back Do not hold pull starter grip tightly in hand OPERATING INSTRUCTIONS CON T WARNING Never replace nozzles without engaging the safety latch on...

Page 10: ...h fresh water Place de tergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work area to sections approximately 6 feet square and alway...

Page 11: ...s not being operated or is being stored for more than one month follow these instructions 1 Replenish engine oil to upper level 2 Drain gasoline from fuel tank fuel line fuel valve and carburetor 3 Po...

Page 12: ...alves Contact local dealer Nozzle is obstructed Blow out or remove debris with fine needle Pump sucking air inlet hose leak ing Check all pump lines and connections PRESSURE LOW AFTER PERIOD OF NORMAL...

Page 13: ...0 garden hose NO DETERGENT Detergent suction tube not properly connected to machine Check connection Detergent is too thick Dilute detergent For best results use manufac turers detergent Detergent fil...

Page 14: ...under severe conditions MAINTENANCE SCHEDULE Engine Oil SAE 10W 30 Inspect Daily Change First month or 20 hours Every 100 hours or every 6 months after first month Filter Every 50 hours Air Cleaner Fi...

Page 15: ...it 040 104 0 1 9 802 296 0 Nozzle 0015 Yellow 1 9 802 297 0 Nozzle 0025 Green 1 8 932 298 0 Nozzle 0040 White 1 4 8 904 154 0 Quick Connect Nozzle Kit 035 102 0 223 0 1 8 712 338 0 Nozzle 1503 5 Yello...

Page 16: ...wer Washer Change pump oil after first 50 hours every year or 500 hours thereafter Use SAE 10W 40 non foaming Engine oil Check daily before first use of your new Power Washer Change engine oil after f...

Page 17: ...e Meinung Rate your product and tell us your opinion valuer votre produit et dites nous votre opinion Rese e su producto y d ganos su opini n www kaercher com welcome www kaercher com dealersearch Alf...

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