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Amana OU-80-A3 oil-fired upflow furnace - ou series a Parts
Here are the diagrams and repair parts for Amana OU-80-A3 oil-fired upflow furnace - ou series a, as well as links to manuals and error code tables, if available.
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Browse Parts for OU-80-A3 Oil-Fired Upflow Furnace - OU Series A
Renewal parts diagram
Heat Exchanger Assembly
Part #900-4601
The manufacturer no longer makes this part, and there's no substitute part
Fan & Limit Control - 200 Degrees Stop M-h L4064a1339
Part #21-0384
The manufacturer no longer makes this part, and there's no substitute part
Motor Pulley
Part #20-1509
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Heat-cool Relay
Part #22-9644
The manufacturer no longer makes this part, and there's no substitute part
Renewal parts diagram
Blower Assembly With Motor (dd) 12-12
Part #980-0781
The manufacturer no longer makes this part, and there's no substitute part
Renewal parts diagram
Vestibule Panel Assembly
Part #458-5000
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Air Filter - 16 X 25 X 1 - Disposable (1 Per)
Part #22-1135
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Filter Hold Down
Part #990-0481
The manufacturer no longer makes this part, and there's no substitute part
Furnace Blower Motor
Part #20-9151
The manufacturer no longer makes this part, and there's no substitute part
Renewal parts diagram
Furnace Blower Wheel
Part #20-5047
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
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
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
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 furnaces
Use the advice and tips in these articles and videos to get the most out of your pressure washer.
Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…
Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.…
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