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Karcher
Gas Pressure Washer

Model #K3000G Karcher pressure washer

Here are the diagrams and repair parts for Karcher K3000G pressure washer, as well as links to manuals and error code tables, if available.

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This is the number corresponding to the part on the diagram / schematic

    Showing 10 of 82 parts

    Plug#11

    Cylinder head Diagram

    Plug

    Part #4.132-008.0

    The manufacturer no longer makes this part, and there's no substitute part

    Gun#16

    Trigger gun Diagram

    Gun

    Part #4.775-391.0

    The manufacturer no longer makes this part, and there's no substitute part

    Grooved Ring#3

    Cylinder head Diagram

    Grooved ring

    Part #6.362-875.0

    The manufacturer no longer makes this part, and there's no substitute part

    Quick Fastener#11

    Handle/wheels/frame Diagram

    Quick fastener

    Part #6.343-181.0

    The manufacturer no longer makes this part, and there's no substitute part

    Cap (2)#12

    Handle/wheels/frame Diagram

    Cap (2)

    Part #9.189-351.0

    The manufacturer no longer makes this part, and there's no substitute part

    Valve#4

    Cylinder head Diagram

    Valve

    Part #4.580-281.0

    The manufacturer no longer makes this part, and there's no substitute part

    PLUG (2)#7

    Cylinder head Diagram

    Plug (2)

    Part #4.132-009.0

    The manufacturer no longer makes this part, and there's no substitute part

    Wand Nozzle#9

    Jet pipe Diagram

    Wand nozzle

    Part #4.760-241.0

    The manufacturer no longer makes this part, and there's no substitute part

    T-PIECE#2

    Piston Diagram

    T-piece

    Part #9.042-014.0

    The manufacturer no longer makes this part, and there's no substitute part

    SPARE PARTS SET#1

    Piston Diagram

    Spare parts set

    Part #2.883-258.0

    The manufacturer no longer makes this part, and there's no substitute part

    Symptoms for gas pressure washers

    Choose a symptom to see related pressure washer repairs.

    Why won't my pressure washer engine start?

    Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad recoil starter
    Read more

    Why does my pressure washer spray too hard?

    Main causes: faulty unloader valve, bad pressure regulator
    Read more

    Why won't the pressure washer starter rope retract?

    Main causes: broken recoil spring, damaged recoil starter
    Read more

    What routine maintenance does my pressure washer need?

    Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter
    Read more

    Why is smoke coming from the pressure washer's exhaust?

    Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine needs tune up
    Read more

    Why does water spray out of my pressure washer's pressure relief valve?

    Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, bad unloader valve
    Read more

    Why is the spray from my pressure washer weak?

    Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stuck unloader valve
    Read more

    Why won't my pressure washer mix in the detergent?

    Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system failure
    Read more

    Why does my pressure washer's engine lose power?

    Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve
    Read more

    Repair guides for gas pressure washers

    These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

    April 1, 2013

    How to install a pressure washer chemical injection kit

    By Lyle Weischwill
    How to install a pressure washer chemical injection kit

    The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace the chemical injection valve.

    Repair difficulty
    Time required
     15 minutes or less
    April 1, 2013

    How to install a pressure washer O-ring kit

    By Lyle Weischwill
    How to install a pressure washer O-ring kit

    O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps to replace the O-rings in a leaking pressure washer pump.

    Repair difficulty
    Time required
     45 minutes or less
    April 1, 2013

    How to replace a pressure washer pump

    By Lyle Weischwill
    How to replace a pressure washer pump

    The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the chemical injection system. Follow these steps to replace a damaged pump.

    Repair difficulty
    Time required
     15 minutes or less

    Articles and videos for gas pressure washers

    Use the advice and tips in these articles and videos to get the most out of your pressure washer.

    November 1, 2015

    7 steps for winterizing and storing a pressure washer

    By Sears PartsDirect staff
    7 steps for winterizing and storing a pressure washer

    Follow this advice to winterize your pressure washer.

    Read more
    November 1, 2015

    Solving pressure washer problems

    By Sears PartsDirect staff
    Solving pressure washer problems

    Learn how to solve simple pressure washer problems.

    Read more
    April 1, 2015

    Pressure washer common questions

    By Sears PartsDirect staff
    Pressure washer common questions

    See what you can learn from the questions that people most often ask our experts about their pressure washers.

    Read more

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