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9.800-083.0

Model Hd 2.8/20 Pb - 1.575-150.0
Model Hd 2.5/27 Pb - 1.575-151.0
Model Hd 3.0/30 Pb - 1.575-152.0
Model Hd 3.7/35 Pb - 1.575-154.0

oPeRAToR’S MANUAl

To locate your local Kärcher Commercial Pressure Washer Dealer nearest you,

visit 

www.karchercommercial.us

Summary of Contents for HD 2.5/27 Pb-1.575-151.0

Page 1: ...b 1 575 150 0 Model HD 2 5 27 Pb 1 575 151 0 Model HD 3 0 30 Pb 1 575 152 0 Model HD 3 7 35 Pb 1 575 154 0 OPERATOR S MANUAL To locate your local Kärcher Commercial Pressure Washer Dealer nearest you visit www karchercommercial us ...

Page 2: ...ent Identification 6 Assembly Instructions 7 Operating Instructions 8 9 Detergents Cleaning Techniques 10 Shut Down and Clean Up 11 Storage 11 Troubleshooting 12 13 Adjusting Unloader Valves 13 Preventative Maintenance 14 Oil Change Record 14 Models 1 575 150 0 1 575 151 0 Exploded View 15 Models 1 575 150 0 1 575 151 0 Exploded View Parts List 16 17 Models 1 575 152 0 1 575 154 0 Exploded View 18...

Page 3: ...r specific details WARNING Risk of asphyxiation Use this product only in a well ventilated area 3 Avoid installing machines in small areas or near exhaust fans Exhaust contains poi sonous carbon monoxide gas exposure may cause loss of consciousness and may lead to death It also contains chemicals known in certain quantities to cause cancer birth defects or other reproductive harm WARNING Flammable...

Page 4: ...electrical wiring Safety Information Cont 9 Do not operate with spray gun in the off position for extensive periods of time as this may cause damage to the pump 10 The best insurance against an accident is precau tion and knowledge of the machine 11 Manufacturer will not be liable for any changes made to our standard machines or any compo nents not purchased from us 12 Read engine safety instructi...

Page 5: ...o the spray gun High Pressure Hose Connect one end to water pump discharge nipple detergent injector nipple and the other end to spray gun Note If trigger on spray gun is released for more than 1 2 minutes water may leak from pump protec tor Warm water will discharge from pump protector onto floor This system prevents internal pump damage from high temperatures Starter Grip Trigger Spray Gun High ...

Page 6: ...ocks Pull the nozzle to make sure it is secure STEP 7 Connect high pressure hose to pump discharge fitting Push coupler collar forward until secure STEP 5 Pull the spring loaded collar of the wand coupler back to insert your choice of pressure nozzle STEP 8 Connect garden hose to a clean cold water source and open supply valve completely NEVER use hot water Assembly instructions STEP 9 Connect the...

Page 7: ...heck pump oil level by using dipstick or observe oil level in oil window if equipped Use 30 wt non detergent oil STEP 5 Move the fuel shut off valve to the On posi tion When the engine is not in use leave the fuel valve in the OFF position 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 3 Fill ga...

Page 8: ... fast position CAUTION Small engines may kick back Do not hold pull starter grip tightly in hand operating instructions cont The five color coded quick connect nozzles provide a wide array of spray widths from 0 to 40 and are easily accessible when placed in the convenient rubber nozzle holder which is provided on the front of the machine NOTE For a more gentle rinse select the white 40 or green 2...

Page 9: ... 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 be dr...

Page 10: ... 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 you feel increase...

Page 11: ...place as needed Slow engine RPM Set engine speed at proper specifications Pump sucking air Check water supply and possibility of air seepage Valves sticking Check and clean or replace if necessary Unloader valve seat faulty Check and replace if necessary FLUCTUATING PRESSURE Valves worn Check and replace if necessary Blockage in valve Check and replace if necessary Pump sucking air Check water sup...

Page 12: ...nce Regular preventative maintenance will add many hours to the life of your pressure washer Perform maintenance more often under severe conditions Maintenance Operation Every 8 Hrs or Daily 25 Hrs or Weekly 50 Hrs or Monthly 100 Hrs or Yearly Yearly Check Oil Pump X Engine X Change Oil Pump X Engine X Air Cleaner Check Clean Spark Plug X Check Valve Clearance X Fuel Tank Filter X Water Filter Cle...

Page 13: ...orrosion thermal expansion scale deposits or a contaminated water supply such as water in the unit with chloride content higher than that of 80 mg liter or use of chemicals not approved or recommended by Kärcher 8 Defects caused by improper voltage voltage spikes or power transients in the electrical supply 9 Devices or accessories not distributed or approved by Kärcher 10 Any cost of labor arisin...

Page 14: ...Form 9 800 083 0 Revised 11 06 Printed in U S A ...

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