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8.913-996.0 • 8.914-452.0 • 9.807-624.0 • 8.919-013.0 •  Rev. 11/13

 

PRESSURE W

ASHER 

 

OPERA

T

OR’S MANU

AL 

    

3

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 ig-
nite, causing property damage 
or severe injury.

WARNING: Risk of explosion — 
Do not spray fl ammable liquids.

10.  Keep operating area clear of 
all persons.

WARNING

EAR PROTECTION 

MUST BE WORN

WARNING: This machine exceeds 
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 fl y at high speeds. To avoid 
personal injury, eye, hand and 
foot safety devices must be 
worn.

 11.  Eye, hand, and foot pro-

tection 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 before 
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 children 

to operate the pressure washer. 

This machine must 

be attended during operation.

RISK OF INJECTION 
OR SEVERE INJURY 

TO PERSONS. KEEP 

CLEAR OF NOZZLE.

WARNING

WARNING: High pressure devel-
oped by these machines will 
cause personal injury or equip-
ment damage. Keep clear of 
nozzle. Use caution when oper-
ating. Do not direct discharge 
stream at people, or severe in-
jury or death will result. 

 

 

 13.  Never make adjustments on machine while in op-

eration. 

 14. Be certain all quick coupler fi ttings 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 specifi ed 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, scaffolding 
or any other relatively unstable 
location. The cleaning area 
should have adequate slopes 
and drainage to reduce the pos-
sibility 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 infl uence of alcohol, prescription medications,  
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 components 
not purchased from us.

 21.  Do not allow acids, caustic or abrasive fl uids to pass 

through the pump.

 22. Never run pump dry or leave spray gun closed 

longer than 1-2 minutes.

 

Follow the maintenance instructions speci-
fi ed in the manual. 

Summary of Contents for HD 4.0/50 Pb Cage

Page 1: ...Washer Dealer nearest you visit www karchercommercial com 9 800 084 0 MODEL ORDER HD 4 0 50 Pb Cage 1 575 200 0 HD 4 5 50 Pb Cage 1 575 201 0 HD 3 4 30 Db Cage 1 575 202 0 HD 3 7 35 Pb Cage 1 575 205 0 HD 4 0 40 Pb Cage 1 575 207 0 OPERATOR S MANUAL R ...

Page 2: ......

Page 3: ...chase and keep in a safe place for future reference 8 913 996 0 8 914 452 0 9 807 624 0 8 919 013 0 Rev 11 13 Important Safety Information 2 3 Component Identification Single Axle 4 Component Identification Dual Axle 5 Assembly Instructions 6 Operating Instructions 7 8 Applying Detergent and General Operating Techniques 9 Shut Down and Clean Up 10 Troubleshooting 11 12 Preventative Maintenance and...

Page 4: ...t comply with local 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 asphyxiation Use this product only in a well ventilated area 5 Avoid installing machines in small areas or near exhaust fans Exhaust contains poi sonous carbon monoxide gas exposure ma...

Page 5: ...RNING High pressure devel oped by these machines will cause personal injury or equip ment damage Keep clear of nozzle Use caution when oper ating Do not direct discharge stream at people or severe in jury or death will result 13 Never make adjustments on machine while in op eration 14 Be certain all quick coupler fittings are secured before using pressure washer WARNING PROTECT FROM FREEZING WARNI...

Page 6: ...ce Includes safety latch Detergent Injector Allows you to siphon and mix detergents not shown Wand Must be connected to the spray gun High Pressure Hose Connect one end to water pump discharge nipple and the other end to spray gun Note If trigger on spray gun is released for more than 2 minutes water will leak from valve Warm water will discharge from pump protector onto floor This system prevents...

Page 7: ...of water and detergent onto cleaning surface with trigger device Includes safety latch Detergent Injector Allows you to siphon and mix detergents not shown Wand Must be connected to the spray gun High Pressure Hose Connect one end to water pump discharge nipple and the other end to spray gun Note If trigger on spray gun is released for more than 2 minutes water will leak from valve Warm water will...

Page 8: ... lar of the wand coupler back to insert your choice of pressure nozzle STEP 6 Connect garden hose to the cold water source STEP 7 Check inlet filters remove debris then connect garden hose to pump water inlet CAUTION Do not run the pump without water or pump damage will result Safety Latch Spray Gun High Pressure Hose Wand Coupler Pressure Nozzle Pressure Nozzle Wand Coupler Wand Collar Discharge ...

Page 9: ...se engine damage STEP 3 Connect garden hose to the cold water source and turn water on completely Never use hot water STEP 4 Trigger the spray gun to eliminate trapped air then wait for a steady flow of water to emerge from the spray nozzle OPERATING INSTRUCTIONS STEP 2 Fill the fuel tank with the appropriate fuel unleaded gasoline or diesel as noted on the tank Do not use leaded gasoline STEP 5 P...

Page 10: ...nient rubber nozzle holder which is provided on the front of the machine NOTE For a more gentle rinse select the white 40 or green 25 nozzle To scour the surface select the yellow 15 or red 0 nozzle To apply detergent select the black nozzle NOZZLES Safety Latch Selection of high or low pressure is accompanied by turning the handle Note High pressure nozzle must be inserted at end of wand to obtai...

Page 11: ... pump CLEANING TIPS Pre rinse cleaning surface with 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 always apply detergent from bottom to top Allow detergent to remain on surface 1 3 minutes Do not al low detergent to dry on surface If surface appears to ...

Page 12: ...sure washer When the pressure washer is 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 Pour about one teaspoon of engine oil through the spark plug hole pull the starter grip several times and replace the plug Then pull the starter grip slowly until y...

Page 13: ...orn or dirty pump valves Contact local dealer Nozzle is obstructed Use nozzle wire in accessory kit Pump sucking air inlet hose leaking Check all pump lines and connections PRESSURE LOW AFTER PERIOD OF NORMAL USE Nozzle worn Replace nozzle Unloader valve worn Replace unloader valve ENGINE WILL NOT START OR STOPS WHILE OPERATING Low oil shutdown Fill engine with oil Out of gas Fill fuel tank Water ...

Page 14: ...ure regulator at end of 50 garden hose NO DETERGENT Detergent suction tube not prop erly connected to machine Check connection Detergent is too thick Dilute detergent For best results use our detergent Detergent filter valve is at lowest setting Set detergent filter valve to a higher setting Filter on detergent suction tube is clogged Run warm water through filter to remove debris Damaged or clogg...

Page 15: ... maintenance will add many hours to the life of your pressure washer Perform maintenance more often under severe conditions OIL CHANGE RECORD Check pump oil and engine oil level before first use of your new pressure washer Pump Oil Inspect Daily inspect the oil level Change After first 50 hours then every 500 hours or annually Replace high pressure nozzle Every 6 months Replace quick connects Annu...

Page 16: ...3 0 2BK90H 9 802 402 0 BD Models MP Models SPECIFICATIONS Machine Model Engine Pulley Pulley Description Engine Bushing Bushing Description Pump Pulley Pulley Description Pump Bushing HD 4 0 50 Pb Cage 9 802 392 0 3TB34 9 802 404 0 P2 x 1 9 802 396 0 3BK90H 9 802 402 0 HD 4 5 50 Pb Cage 9 802 392 0 3TB34 9 802 405 0 P2 x 1 1 8 8 715 618 0 3BK80H 9 802 402 0 HD 3 4 30 Db Cage 9 802 383 0 2BK36H 9 8...

Page 17: ... 8 750 300 0 GX390 390cc 8 750 580 0 SPECIFICATIONS Machine Description Bushing Model Belt Part No Belt Desc Qty Pump Part No Unloader Part No Engine Description Engine Part No HD 4 0 50 Pb Cage 25mm 8 749 965 0 3BX42 1 8 921 657 0 9 802 360 0 GX630 688cc 8 752 149 0 HD 4 5 50 Pb Cage 25mm 8 749 965 0 3BX42 1 8 921 657 0 9 802 360 0 GX660 688cc 8 752 148 0 HD 3 4 30 Db Cage 25mm 9 802 418 0 BX39 2...

Page 18: ...R and HD Models to 5000 PSI 1 8 739 347 0 Hose 3 8 x 50 2W TF HO SO SW CP BD Models to 4000 PSI 1 4 9 802 225 0 Injector Assembly 3 5 GPM 0 083 Models to 4000 PSI 1 9 802 216 0 Injector Chem Non Adj 3 5 GPM 0 083 1 9 802 217 0 Injector Assembly 5500 PSI 5000 PSI Models 1 9 802 167 0 Coupler 3 8 Female 11 000 PSI 1 9 802 168 0 Nipple 3 8 Fem 11 000 PSI 1 5 8 707 057 0 Strainer Plastic 1 4 Hose Barb...

Page 19: ...authorized dealer or retailer of Kärcher products 6 Defects caused by acts of nature and disaster including but not limited to floods fires wind freezing earthquakes tornadoes hurricanes and lightning strikes 7 Defects caused by water sediments rust corrosion thermal expansion scale deposits or a contaminated water supply such as water in the unit with chloride content higher than that of 80 mg li...

Page 20: ......

Page 21: ...R www karchercommercial com Form 9 800 084 0 Revised 11 13 Printed in U S A or Mexico ...

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