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Overview  . . . . . . . . . . . . . . . . . . . . .1
Precautions  . . . . . . . . . . . . . . . . . .1-2
Assembly Instructions  . . . . . . . . . . . .3
Operating Instructions  . . . . . . . . . . . .4
Using the Accessories  . . . . . . . . . . .5
Working with Detergents  . . . . . . . . . .6
Shut Down and Clean-Up  . . . . . . . . .7
Taking a Break  . . . . . . . . . . . . . . . . .7
Winterizing and Long-Term Storage  .7
Cleaning Tips . . . . . . . . . . . . . . . . .8-9
Optional Cleaning Accessories  . . . . .9
Troubleshooting  . . . . . . . . . . . . .10-11

Model HD 2700 DB

Part No. 1.194-116

Model HD 2700 DH

Part No. 1.194-117

Model HD 3000 DH

Part No. 1.187-115

Model HD 3500 DH

Part No. 1.810-997

Model HD 3500 DB

Part No. 1.810-998

High Pressure Washer Operator Manual

Specifications

Model HD 2700 DH/DB

Operating pressure 2700 PSI
Water volume 

2.8 GPM

Engine 6.5 HP Honda GX 200/

Briggs & Stratton Itek

Model HD 3000 DH

Operating pressure 3000 PSI
Water volume 

3.2 GPM

Engine 9 HP

Honda GX 270

Model HD 3500 DH/DB

Operating pressure 3500 PSI
Water volume 

4.0 GPM

Engine 13 HP Honda GX 390/

Briggs & Stratton Vangard

Manual Part No. 9.139-107

In USA Call:

1-800-537-4129

or visit our website:

www.karcher-usa.com

Summary of Contents for 1.187-115

Page 1: ...DH Part No 1 187 115 Model HD 3500 DH Part No 1 810 997 Model HD 3500 DB Part No 1 810 998 High Pressure Washer Operator Manual Specifications Model HD 2700 DH DB Operating pressure 2700 PSI Water volume 2 8 GPM Engine 6 5 HP Honda GX 200 Briggs Stratton Itek Model HD 3000 DH Operating pressure 3000 PSI Water volume 3 2 GPM Engine 9 HP Honda GX 270 Model HD 3500 DH DB Operating pressure 3500 PSI W...

Page 2: ...tray 19 Operator manuals Features Low oil sensor Thermal protection sensor 2 15 4 3 7 14 5 6 9 Never point nozzle at people or animals Never drink alcohol or use drugs while operating this equipment Never spray electrical connections electrical outlets or fixtures Never add fuel with the engine running or operate where fuel has been spilled Never touch hot surfaces or allow accessories to contact ...

Page 3: ... or drugs Do not stand on unstable surfaces Stand with both feet balanced at all times Avoid tipping the machine on its side The Gun Safety Lock PREVENTS the trigger from accidentally being engaged This safety feature DOES NOT lock trigger in the on position Water Supply Cold Water Only Water hose must be at least 3 4 inch in diameter Flow rate of water supply must not fall below 2 5 GPM gallons p...

Page 4: ...high pressure outlet Step 9 Connect the garden hose to unit s water inlet Step 7 Attach the high pressure hose to the spray gun Important Do not run the engine with a high or low oil level as this can cause engine damage If you have further questions regarding the engine please refer to the engine s operat ing manual included with the unit Step 3 Attach the wand to the spray gun Step 4 Attach the ...

Page 5: ...the ON position NOTE HD 3500 DB has a has a toggle switch Press to ON position Step 8 Pull the starter handle If the engine fails to start after 3 pulls squeeze the trigger gun to release pressure and repeat step After the engine is warm and running smoothly slide the choke lever to the right open and throttle to the left fast Step 1 Check oil level Oil level should be level with the bottom of the...

Page 6: ...zzle The triple jet nozzle must be positioned to one of the two settings for high pressure cleaning by turning the nozzle tip The pencil jet spray 0º should be used for stubborn dirt The High pressure flat spray 25º should be used for cleaning over a large surface area The third set ting on the triple jet nozzle is used for the application of detergents WARNING TO AVOID SERIOUS INJURY NEVER POINT ...

Page 7: ...cts and other corrosive chemicals Liquids containing solvents i e paint thinners gasoline oils Tri sodium phosphate products Ammonia products Acid based products These chemicals will harm the unit and will damage the surface being cleaned For best results see Cleaning Tips on pages 8 9 for specific information on how to clean different surfaces Always Use Kärcher Detergents for Best Results Kärche...

Page 8: ...ing temperatures Caution Failure to follow the above directions will result in damage to the pump assembly and accessories TAKING A BREAK five minutes or more Step 6 Disconnect garden hose from water inlet on the unit Step 7 Disconnect high pressure hose from high pressure outlet Step 8 Engage the gun safety lock Step 1 Remove deter gent suction tube from con tainer and insert into one gallon of f...

Page 9: ...pressure from top to bottom in an even sweeping motion keeping the spray nozzle approximately 6 inches from the cleaning surface Caution Do not use Dirtblaster nozzle on siding as it may cause damage Cement Patios Brick and Stone with or without detergent Pre rinse cleaning surface with fresh water If using Kärcher All Purpose Cleaner place detergent suction tube directly into cleaning solution an...

Page 10: ... water If using Kärcher All Purpose Cleaner place detergent suction tube direct ly into cleaning solution and apply to surface at low pressure Allow Kärcher All Purpose Cleaner to remain on surface 1 3 minutes Do not allow detergent to dry on surface Rinse at high pressure in a sweeping motion keeping the spray nozzle approximately 3 6 inches from the cleaning surface For best results clean from t...

Page 11: ...n hose Water supply is restrict ed Check garden hose for kinks leaks and blockage Not enough inlet water supply Open water source full force Water inlet filter is clogged Remove filter and rinse out in warm water Not enough inlet water supply Turn water on full force Check garden hose for kinks leaks or blockage Pump is sucking air Check that hoses and fittings are air tight Turn off machine and p...

Page 12: ...new washer Spray wand not properly attached Broken o ring Check that hoses and fittings are air tight Turn off machine and purge pump by squeezing trigger gun until a steady flow of water emerges through the nozzle Loose fittings Check that all fittings are tight Call service center Water seals are damaged or worn Thermal protection device will auto reset Thermal protection device is activated Cal...

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