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Speed Queen
Washer

Model # SWTW20WN Official Speed Queen commercial washer

Here are the diagrams and repair parts for Official Speed Queen SWTW20WN commercial washer, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 136 parts  |
Washer Drain Pump 201566P
#17

Motor assy diagram

Washer drain pump

Part #201566P

$57.42
In Stock
Washer Drive Block 39508P
#11

Agitator assy diagram

Washer drive block

Part #39508P

$50.82
In Stock
Hose Clamp 36801
#14

Valve assy diagram

Hose clamp

Part #36801

This item is not returnable
$5.89
In Stock
Screw 35369
Screw

Part #35369

This item is not returnable
$4.91
In Stock
Washer 37772
#28

Motor assy diagram

Washer

Part #37772

This item is not returnable
$2.16
In Stock
Screw 32814
#11

Transmission diagram

Screw

Part #32814

This item is not returnable
$3.23
In Stock
Leg Exten. 566P3
#16

Cabinet diagram

Leg exten.

Part #566P3

$82.16
In Stock
Top 39167WP
#4

Cabinet top diagram

Top

Part #39167WP

$279.99 | 
$12.00 OFF Phone Price : $291.99
In Stock
Hose Clip 36985
#5

Tub assy diagram

Hose clip

Part #36985

This item is not returnable
$3.86
In Stock
Strain Release 38384
#3

Cabinet top diagram

Strain release

Part #38384

This item is not returnable
$4.14
In Stock

Most common symptoms to help you fix your washers

Choose a symptom to see related washer repairs.

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Why is my washing machine noisy or shaking?

Main causes: unbalanced load, loose spanner nut, worn drive block, broken shock absorber or suspension spring, debris in…

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Why won't my washing machine start?

Main causes: bad lid switch or door lock, bad timer or electronic control board, wiring failure, bad water inlet valve a…

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Why won't my washing machine drain?

Main causes: clogged drain hose, house drain clogged, bad drain pump, water-level pressure switch failure, bad control b…

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Why does my washing machine overfill?

Main causes: leaky water inlet valve, faulty water-level pressure switch, bad electronic control board…

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Why is the water in my washing machine the wrong temperature?

Main causes: water heater failure, bad water temperature switch, faulty control board, bad water valve, faulty water tem…

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Why doesn't my washing machine work at all?

Main causes: lack of electrical power, wiring failure, bad power cord, electronic control board failure, bad user interf…

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Why won't my washing machine fill?

Main causes: no water supply, bad water valves, water-level pressure switch failure, control system failure, bad door lo…

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Why won't my washing machine agitate or spin?

Main causes: worn agitator dogs, bad clutch, broken motor coupler, shifter assembly failure, broken door lock, suspensio…

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Why your washing machine won't finish its cycle

Main causes: broken lid switch or lid lock, bad pressure switch, broken shifter assembly, faulty control system…

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How to replace a refrigerator thermistor

The thermistor senses the temperature inside the refrigerator. If the actual temperature and the temperature you set are…

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Time required
 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.

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How to use your washing machine efficiently

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