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Speed Queen
Washer

Model # SWTB20LM Official Speed Queen commercial washer

Here are the diagrams and repair parts for Official Speed Queen SWTB20LM commercial washer, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 277 parts  |
Screw 503688
#6

Security kit diagram

Screw

Part #503688

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

Terminal 00117
#4

Terminals diagram

Terminal

Part #00117

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

Coin Drop 38963P
#1C

Meter case diagram

Coin drop

Part #38963P

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

Panel 38267
#7

Control panel diagram

Panel

Part #38267

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

Laundry Appliance Screw 39733
#17

Cabinet diagram

Laundry appliance screw

Part #39733

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

Nut 802337
#14

Meter case diagram

Nut

Part #802337

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

Leg Exten. 566P3
#16

Cabinet diagram

Leg exten.

Part #566P3

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

Base Assembly 39788
#11

Cabinet diagram

Base assembly

Part #39788

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

Washer 21456
#7

Transmission diagram

Washer

Part #21456

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

Clamp 37535
#25

Motor assy diagram

Clamp

Part #37535

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.

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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 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 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 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 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 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 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 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 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 an electric range oven door outer glass panel

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How to replace a range glass cooktop

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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

How to use your washing machine efficiently

Find tips for using your washing machine efficiently to save energy and help reduce utility bills.…

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Learn how to repair broken, frayed or damaged wires in your appliances.…

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