Kärcher HD 2.3/24 P Service Manual

Contents

Kärcher HD 2.3/24 P Service Manual Manual pdf 14 page image

CART SERIES • 9.801-629.0 • Rev. 07/17 PRESSURE WASHER Troubleshooting Guide14TROUBLESHOOTINGPROBLEM POSSIBLE CAUSE SOLUTIONLOW OPERATINGPRESSUREInsufficient water supply. Closedfaucet. Inlet hose kinkedUse larger garden hose; clean inlet waterscreen. Open faucet.Clogged inlet hose strainer Check plumbing system for leaks. Re-tapeleaks with Teflon tape.Faulty or improperly adjustedunloader valveAdjust unloader for proper pressure. Installrepair kit when needed. Contact local dealer.Worn packing in pump Contact local dealer.Machine has been stored infreezing temperaturesThaw out machine completely, includinghose, spray gun and wand.Slow engine RPM Contact local dealer.FLUCTUATINGPRESSUREWorn or dirty pump valves Contact local dealer.Nozzle is obstructed Blow out or remove debris with fine needle.Pump sucking air, inlet hoseleakingCheck all pump lines and connections.PRESSURE LOWAFTER PERIOD OFNORMAL USENozzle worn Replace nozzle.Unloader valve worn Replace unloader valve.ENGINE WILL NOTSTART OR STOPSWHILE OPERAT-INGLow oil shutdown Fill engine with oil.Out of gas Fill fuel tank.Water in gasoline Drain gas tank; fill with clean fuel.ENGINE ISOVERLOADEDNozzle partially blocked Clean nozzle.Excessive pressure from highengine RPMAdjust engine throttle to lower RPM.WATER OR OILLEAKING FROMBOTTOM OF PUMPA small amount of leaking is nor-malIf excessive leaking occurs, Contact localdealer.PRESENCE OFWATERIN PUMP OILWater sprayed at machine Change oil. Direct spray away from ma-chine.High humidity in air Check and change oil twice as often.Piston packing worn. Oil sealworn.Contact local dealer.

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