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Speed Queen HA4020 washer Parts
Here are the diagrams and repair parts for Speed Queen HA4020 washer, as well as links to manuals and error code tables, if available.
Error CodesBy Schematic
By Part
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Browse Parts for HA4020 Washer
#NI
All parts diagram
Motor Wire Harness, Short Motor
Part #26144
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Base Wire Harness, Long Motor
Part #28150
The manufacturer no longer makes this part, and there's no substitute part
Case Transmission
Part #28435
The manufacturer no longer makes this part, and there's no substitute part
Control panel & controls diagram
Switch
Part #21300
The manufacturer no longer makes this part, and there's no substitute part
Bearing housing, brake, pulley & pivot dome diagram
Spacer
Part #27176
The manufacturer no longer makes this part, and there's no substitute part
#NI
All parts diagram
Harness Motor
Part #28132
The manufacturer no longer makes this part, and there's no substitute part
Pin
Part #23750
The manufacturer no longer makes this part, and there's no substitute part
Pump assembly, bracket, hoses & siphon break kit diagram
Washer
Part #20492
The manufacturer no longer makes this part, and there's no substitute part
Hose
Part #27232
The manufacturer no longer makes this part, and there's no substitute part
Agitator & post diagram
Post
Part #28934
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your washers
Choose a symptom to see related washer repairs.
Main causes: clogged drain hose, house drain clogged, bad drain pump, water-level pressure switch failure, bad control b…
Main causes: broken lid switch or lid lock, bad pressure switch, broken shifter assembly, faulty control system…
Main causes: worn agitator dogs, bad clutch, broken motor coupler, shifter assembly failure, broken door lock, suspensio…
Main causes: water heater failure, bad water temperature switch, faulty control board, bad water valve, faulty water tem…
Main causes: lack of electrical power, wiring failure, bad power cord, electronic control board failure, bad user interf…
Main causes: no water supply, bad water valves, water-level pressure switch failure, control system failure, bad door lo…
Main causes: unbalanced load, loose spanner nut, worn drive block, broken shock absorber or suspension spring, debris in…
Main causes: leaky water inlet valve, faulty water-level pressure switch, bad electronic control board…
Main causes: bad lid switch or door lock, bad timer or electronic control board, wiring failure, bad water inlet valve a…
Repair guides for water softeners
These step-by-step repair guides will help you safely fix what’s broken on your water softener.
How to replace a water softener valve motor
The valve motor rotates the valve rotor to operate the water softener. If the water softener valve motor fails, follow t…
Repair time and Difficulty
30 minutes or less
How to replace a water softener timer
The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…
Repair time and Difficulty
15 minutes or less
How to replace a water softener venturi
The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your washers
Use the advice and tips in these articles and videos to get the most out of your washer.
Your washer barely fills or seems stuck in sensing mode? Find out how auto-load sensing and Precise Fill features work, …
Get step-by-step instructions for removing the main electronic control board and the control panel from a Maytage Epic Z…
Find out what’s wrong with your appliance by following a circuit.…
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