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Karcher HD1050BX power washer

Karcher HD1050BX power washer Parts

Here are the diagrams and repair parts for Karcher HD1050BX power washer, as well as links to manuals and error code tables, if available.

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Browse Parts for HD1050BX Pressure Washers

  • Spring for Karcher HD1050BX - Part 5.332-066

    Spill valve diagram

    Spring

    Part #5.332-066

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

  • Washer for Karcher HD1050BX - Part 7.312-072

    Cylinder head diagram

    Washer

    Part #7.312-072

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

  • Seal for Karcher HD1050BX - Part 6.365-053

    Piston diagram

    Seal

    Part #6.365-053

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

  • Seal for Karcher HD1050BX - Part 6.362-585

    Gear diagram

    Seal

    Part #6.362-585

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

  • Screw for Karcher HD1050BX - Part 5.404-063.0

    Speed control diagram

    Screw

    Part #5.404-063.0

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

  • Hose Stem for Karcher HD1050BX - Part 6.388-612.0

    Speed control diagram

    Hose Stem

    Part #6.388-612.0

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

  • Gasket for Karcher HD1050BX - Part 6.362-612

    Gear diagram

    Gasket

    Part #6.362-612

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

  • Screw for Karcher HD1050BX - Part 7.382-301

    Spill valve diagram

    Screw

    Part #7.382-301

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

  • Pressuregaug for Karcher HD1050BX - Part 6.421-157

    Spill valve diagram

    Pressuregaug

    Part #6.421-157

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

  • Piston for Karcher HD1050BX - Part 5.553-222.0

    Speed control diagram

    Piston

    Part #5.553-222.0

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

Most common symptoms to help you fix your pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

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

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

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

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

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

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: faulty unloader valve, bad pressure regulator…

Repair guides for gas pressure washers

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

How to replace a pressure washer pump

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 ch…

Repair time and Difficulty

 15 minutes or less
How to install a pressure washer O-ring kit

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 t…

Repair time and Difficulty

 45 minutes or less
How to replace a pressure washer unloader valve

How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it us…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your pressure washers

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

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