Maytag
Dryer

Model # MDG7400AWW Official Maytag washer/dryer

Here are the diagrams and repair parts for Official Maytag MDG7400AWW washer/dryer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 180 parts  |

Holding Coil 306106
#7

Gas valve diagram

Holding coil

Part #306106

Replaced by #279834

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Manufacturer substitution
This part replaces 306106. Substitute parts can look different from the original.
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$29.18
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Second Coil 306105
#8

Gas valve diagram

Second coil

Part #306105

Replaced by #279834

?
Manufacturer substitution
This part replaces 306105. Substitute parts can look different from the original.
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17% OFF Phone Price : $35.18
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Thermostat 306910
#8

Motor drive diagram

Thermostat

Part #306910

Replaced by #WP3387134

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Manufacturer substitution
This part replaces 306910. Substitute parts can look different from the original.
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Roller W/bea 303373
#24

Tumbler diagram

Roller w/bea

Part #303373

Replaced by #12001541

?
Manufacturer substitution
This part replaces 303373. Substitute parts can look different from the original.
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Dryer Drum Belt 33002535
#18

Tumbler diagram

Dryer drum belt

Part #33002535

Replaced by #WP33002535

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Manufacturer substitution
This part replaces 33002535. Substitute parts can look different from the original.
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Dryer Drum Bearing Kit (replaces 312940, 312941) 306508
#10

Tumbler diagram

Dryer drum bearing kit (replaces 312940, 312941)

Part #306508

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Idler Arm 33001840
#19

Motor drive diagram

Idler arm

Part #33001840

Replaced by #WP6-3705180

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Manufacturer substitution
This part replaces 33001840. Substitute parts can look different from the original.
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Gas Igniter 304970
#4

Gas valve diagram

Gas igniter

Part #304970

Replaced by #4391996

?
Manufacturer substitution
This part replaces 304970. Substitute parts can look different from the original.
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Tumbler Shaft 312948
#23

Tumbler diagram

Tumbler shaft

Part #312948

Replaced by #WP6-3129480

?
Manufacturer substitution
This part replaces 312948. Substitute parts can look different from the original.
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This item is not returnable
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Blower Wheel Clamp 312967
#5

Motor drive diagram

Blower wheel clamp

Part #312967

Replaced by #WP312967

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Manufacturer substitution
This part replaces 312967. Substitute parts can look different from the original.
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$8.39
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Most common symptoms to help you fix your dryers

Choose a symptom to see related dryer repairs.

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

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

Main causes: damaged door strike, worn door catch…

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

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

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

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

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

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.

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…

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 …

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…

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.

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.…

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.…

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.…