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Generac 1538-1 pressure washer

Generac 1538-1 pressure washer Parts

Here are the diagrams and repair parts for Generac 1538-1 pressure washer, as well as links to manuals and error code tables, if available.

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Browse Parts for 1538-1 Pressure Washers

  • O-ring, 0,239 Id X 0.07 for Generac 1538-1 - Part B2217

    Pump diagram

    O-ring, 0,239 Id X 0.07

    Part #B2217

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

  • Tire, 3" X 10" for Generac 1538-1 - Part B4966

    Unit diagram

    Tire, 3" X 10"

    Part #B4966

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

  • Oil Bottle for Generac 1538-1 - Part BB3061B

    Unit diagram

    Oil Bottle

    Part #BB3061B

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

  • Connector for Generac 1538-1 - Part 21424

    Unit diagram

    Connector

    Part #21424

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

  • Decal, Qui for Generac 1538-1 - Part 187918

    Unit diagram

    Decal, Qui

    Part #187918

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

  • Bolt for Generac 1538-1 - Part A2013

    Pump diagram

    Bolt

    Part #A2013

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

  • Spring for Generac 1538-1 - Part 96400

    Pump diagram

    Spring

    Part #96400

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

  • Actuator for Generac 1538-1 - Part 93644

    Pump diagram

    Actuator

    Part #93644

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

  • O-ring for Generac 1538-1 - Part 97837

    Unit diagram

    O-ring

    Part #97837

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

  • Cap for Generac 1538-1 - Part B2516

    Unit diagram

    Cap

    Part #B2516

    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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