Gas Pressure Washer

Model # UT80546 Official Homelite power washer

Here are the diagrams and repair parts for Official Homelite UT80546 power washer, as well as links to manuals and error code tables, if available.

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Browse Parts for
UT80546 Pressure Washers
Nut M8 X 1 678774001
#33

Frame assy diagram

Nut m8 x 1

Part #678774001

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

Head Subas 099980425011
#11

Engine assy diagram

Head subas

Part #099980425011

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

Owner's Manual 988000348
#NI

Frame assy diagram

Owner's manual

Part #988000348

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

Parts List 988000349
#NI

Frame assy diagram

Parts list

Part #988000349

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

Lock 308421004
#8

Frame assy diagram

Lock

Part #308421004

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

Flange Washer 638675002
#13

Frame assy diagram

Flange washer

Part #638675002

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

90001-0612 099980425055
#55

Engine assy diagram

90001-0612

Part #099980425055

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

Bolt 099980425090
#93

Engine assy diagram

Bolt

Part #099980425090

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

Bolt 099980425031
#31

Engine assy diagram

Bolt

Part #099980425031

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

Exhaust Gasket 099980425074
#76

Engine assy diagram

Exhaust gasket

Part #099980425074

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

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

Main causes: broken recoil spring, damaged recoil starter…

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

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

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

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

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 check valve kit

How to install a pressure washer check valve kit

Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valv…

Repair difficulty
Time required
 120 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 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

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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