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Wagner 945 piston pump Parts

Here are the diagrams and repair parts for Wagner 945 piston pump, as well as links to manuals and error code tables, if available.

Wagner 945 piston pump
By Schematic
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This is the number corresponding to the part on the diagram / schematic

Browse Parts for 945 Piston Pump

  • Holder for Wagner 945 - Part 0154716

    Holder

    Part #0154716

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

  • Spray Gun for Wagner 945 - Part 0149017

    Fluid section diagram

    Spray Gun

    Part #0149017

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

  • Ball Seat for Wagner 945 - Part 13359

    Fluid section diagram

    Ball Seat

    Part #13359

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

  • Valve Kit for Wagner 945 - Part 0295916

    Fluid section diagram

    Valve Kit

    Part #0295916

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

  • Suction Tube for Wagner 945 - Part 0270516

    Suction set assy 2 diagram

    Suction Tube

    Part #0270516

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

  • Adapter - Power Roller Ext. for Wagner 945 - Part 0152700

    Fluid section diagram

    Adapter - Power Roller Ext.

    Part #0152700

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

  • Ball Guide for Wagner 945 - Part 0295307

    Fluid section diagram

    Ball Guide

    Part #0295307

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

  • Flat Tip Carbide for Wagner 945 - Part 0153

    Fluid section diagram

    Flat Tip Carbide

    Part #0153

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

  • Cylinder for Wagner 945 - Part 0295305

    Fluid section diagram

    Cylinder

    Part #0295305

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

  • Clamp for Wagner 945 - Part 0089882

    Clamp

    Part #0089882

    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.

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

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

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

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

Main causes: faulty unloader valve, bad pressure regulator…

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

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

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

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

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

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.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Choosing the correct spray tip for a pressure washer

Choosing the correct spray tip for a pressure washer

Spray tips vary in pressure and angle of spray. This guide matches the spray tip to the cleaning job.…

Pressure washer common questions

Pressure washer common questions

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

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