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Gas Pressure Washer

Model # UT80977 Official Homelite power washer

Here are the diagrams and repair parts for Official Homelite UT80977 power washer, as well as links to manuals and error code tables, if available.

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Browse Parts forUT80977 Pressure Washers

  • Nozzle 308697013
    #24

    Frame assy diagram

    Nozzle

    Part #308697013

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

  • Fuel Tank (ut80977) 099980425119
    #80

    Engine assy diagram

    Fuel tank (ut80977)

    Part #099980425119

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

  • Second Ring 099980425114
    #39

    Engine assy diagram

    Second ring

    Part #099980425114

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

  • Velcro Str 310801001
    #20

    Frame assy diagram

    Velcro str

    Part #310801001

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

  • Pressure Washer Bolt 099980425005
    #5

    Engine assy diagram

    Pressure washer bolt

    Part #099980425005

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

  • Data Label 940678202
    #40

    Frame assy diagram

    Data label

    Part #940678202

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

  • Collar 099980425064
    #64

    Engine assy diagram

    Collar

    Part #099980425064

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

  • Oil Ring Set 099980425110
    #33

    Engine assy diagram

    Oil ring set

    Part #099980425110

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

  • Gasket Cylinder 099980425104
    #3

    Engine assy diagram

    Gasket cylinder

    Part #099980425104

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

  • Pump Protector (12 Oz.) 987823001
    #NI

    Frame assy diagram

    Pump protector (12 oz.)

    Part #987823001

    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: faulty unloader valve, bad pressure regulator…

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

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

Main causes: broken recoil spring, damaged recoil starter…

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

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

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

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

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

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 install a pressure washer chemical injection kit

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 t…

Repair difficulty
Time required
 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 difficulty
Time required
 45 minutes or less
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 difficulty
Time required
 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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How to enjoy all the online benefits we offer on our Sears PartsDirect website

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