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Homelite UT80977 power washer

Homelite UT80977 power washer Parts

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

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Browse Parts for UT80977 Pressure Washers

  • Thermal Rele for Homelite UT80977 - Part 678169011

    Frame assy diagram

    Pressure Washer Thermal Release Valve

    Part #678169004

    Replaced by #678169011

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    Manufacturer substitution
    This part replaces 678169004. Substitute parts can look different from the original.
    In Stock
    $12.11
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  • Bolt for Homelite UT80977 - Part 099980425005

    Engine assy diagram

    90001-0612

    Part #099980425055

    Replaced by #099980425005

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    Manufacturer substitution
    This part replaces 099980425055. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
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  • Element Air for Homelite UT80977 - Part 17151Z4401100000

    Engine assy diagram

    Air Filter Element

    Part #099980425101

    Replaced by #17151Z4401100000

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    Manufacturer substitution
    This part replaces 099980425101. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.54
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  • Wand 21 4500 for Homelite UT80977 - Part 308506021

    Frame assy diagram

    Pressure Washer Extension Wand

    Part #308506006

    Replaced by #308506021

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    Manufacturer substitution
    This part replaces 308506006. Substitute parts can look different from the original.
    In Stock
    $21.86
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  • Gear Assembly for Homelite UT80977 - Part 099980425015

    Engine assy diagram

    Gear Assembly

    Part #099980425015

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

  • Bolt Valve for Homelite UT80977 - Part 099980425050

    Engine assy diagram

    Bolt Valve

    Part #099980425050

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

  • Gasket Cylinder for Homelite UT80977 - Part 099980425104

    Engine assy diagram

    Gasket Cylinder

    Part #099980425104

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

  • Pressure Washer Recoil Starter Assembly for Homelite UT80977 - Part 099980425056

    Engine assy diagram

    Pressure Washer Recoil Starter Assembly

    Part #099980425056

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

  • Collar for Homelite UT80977 - Part 099980425081

    Engine assy diagram

    Collar

    Part #099980425081

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

  • Protector for Homelite UT80977 - Part 099980425060

    Engine assy diagram

    Protector

    Part #099980425060

    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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