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Speed Queen
Dryer

Model # SDE407QF Official Speed Queen dryer

Here are the diagrams and repair parts for Official Speed Queen SDE407QF dryer, as well as links to manuals and error code tables, if available.

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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 190 parts  |
Screw 503688
Screw

Part #503688

Replaced by #WP3390631

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Manufacturer substitution
This part replaces 503688. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.39 | 
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In Stock
Torx Bit 292P4
#8B

Tools diagram

Torx bit

Part #292P4

$19.74
In Stock
Torx Bit 281P4
#8

Tools diagram

Torx bit

Part #281P4

This item is not returnable
$4.54
In Stock
Guard Wire 201595P
#24

Meter case diagram

Guard wire

Part #201595P

$46.56
In Stock
Bulkhead 511082P
#3

Roller assy diagram

Bulkhead

Part #511082P

$118.18
In Stock
Commercial Laundry Appliance Coin Box Ratchet Tool 310P4
#5

Tools diagram

Commercial laundry appliance coin box ratchet tool

Part #310P4

$46.62
In Stock
Dryer Blower Housing 511969P
#3

Motor assy diagram

Dryer blower housing

Part #511969P

$33.98
In Stock
Coupler 200674P
#9

Meter case diagram

Coupler

Part #200674P

$147.98
In Stock
Dryer Door Seal 510147P
#3

Loading door diagram

Dryer door seal

Part #510147P

$22.54
In Stock
Coin Drop 38479P
#6B

Meter case diagram

Coin drop

Part #38479P

$268.38
In Stock

Most common symptoms to help you fix your dryers

Choose a symptom to see related dryer repairs.

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Why won't my dryer heat?

Main causes: bad gas valve coils, broken heating element, tripped safety thermostat or fuse, bad operating thermostat, c…

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Why is my dryer making a rattling noise?

Main causes: bad drum support roller, damaged idler pulley, broken blower fan blade, worn drum glide bearing, bad drive …

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Why won't my dryer door stay shut?

Main causes: damaged door strike, worn door catch…

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Why does my dryer start then stop?

Main causes: clogged exhaust vent, bad motor relay, loose dryer door catch, bad door switch, control system failure, fau…

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Why won't my dryer start?

Main causes: door switch failure, lack of power, broken belt, blown thermal fuse, bad drive motor, control system failur…

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Why isn't my dryer getting my laundry dry?

Main causes: clogged exhaust system, heating system failure, deposits on moisture sensor, control system failure…

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Why won't my dryer shut off?

Main causes: bad timer or electronic control board, door switch failure…

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Why doesn't my dryer work?

Main causes: lack of electrical power, bad power cord, wiring failure, bad control board, blown thermal fuse, bad door s…

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Most common repair guides to help fix your dryers

These step-by-step repair guides will help you safely fix what’s broken on your dryer.

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How to replace an electronic control board in an electric dryer

How to replace an electronic control board in an electric dryer

The electronic control board manages the components and controls the cycle times in your electric dryer. Follow these st…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a heating element in an electric dryer

How to replace a heating element in an electric dryer

The heating element in an electric dryer generates the dryer's heat—it's one of the first things to check if the air in …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a dryer drive motor

How to replace a dryer drive motor

A defective drive motor struggles to rotate the drum or might not turn the drum at all. Follow the steps in this dryer r…

Read more
Repair difficulty
Time required
 90 minutes or less

Effective articles & videos to help repair your dryers

Use the advice and tips in these articles and videos to get the most out of your dryer.

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How to use your clothes dryer efficiently

How to use your clothes dryer efficiently

Get expert tips on using your dryer efficiently to save energy.…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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