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Maytag
Dryer

Model # MGDB850YG1 Official Maytag 27" gas dryer

Here are the diagrams and repair parts for Official Maytag MGDB850YG1 27" gas dryer, as well as links to manuals and error code tables, if available.

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

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Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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Showing 10 of 163 parts  |
Dryer Drum Support Roller W10314171
#21

Bulkhead parts diagram

Dryer drum support roller

Part #W10314171

Replaced by #WPW10314173

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Manufacturer substitution
This part replaces W10314171. Substitute parts can look different from the original.
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Dryer Thermistor 8577274
#2

Bulkhead parts diagram

Dryer thermistor

Part #8577274

Replaced by #WP8577274

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Manufacturer substitution
This part replaces 8577274. Substitute parts can look different from the original.
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Dryer Repair Kit 80047
#NI

Optional parts (not included) diagram

Dryer repair kit

Part #80047

Replaced by #4392067

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This part replaces 80047. Substitute parts can look different from the original.
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Igniter 686590
#4

Burner assembly diagram

Igniter

Part #686590

Replaced by #279311

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Manufacturer substitution
This part replaces 686590. Substitute parts can look different from the original.
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Dryer Thermal Fuse 3390719
#48

Bulkhead parts diagram

Dryer thermal fuse

Part #3390719

Replaced by #WP3390719

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Manufacturer substitution
This part replaces 3390719. Substitute parts can look different from the original.
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Dryer Idler Assembly 8547160
#13

Cabinet parts diagram

Dryer idler assembly

Part #8547160

Replaced by #WPW10547292

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Manufacturer substitution
This part replaces 8547160. Substitute parts can look different from the original.
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Screen W10049370
#26

Bulkhead parts diagram

Screen

Part #W10049370

Replaced by #W10120998

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Manufacturer substitution
This part replaces W10049370. Substitute parts can look different from the original.
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Dryer Tri-ring Retainer 690997
#20

Bulkhead parts diagram

Dryer tri-ring retainer

Part #690997

Replaced by #WPW10512946

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Manufacturer substitution
This part replaces 690997. Substitute parts can look different from the original.
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Dryer Moisture Sensor 3387223
#29

Bulkhead parts diagram

Dryer moisture sensor

Part #3387223

Replaced by #WP3387223

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Manufacturer substitution
This part replaces 3387223. Substitute parts can look different from the original.
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Dryer Radiant Sensor 338906
#40

Bulkhead parts diagram

Dryer radiant sensor

Part #338906

Replaced by #WP338906

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Manufacturer substitution
This part replaces 338906. Substitute parts can look different from the original.
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Most common symptoms to help you fix your dryers

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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 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 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 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 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 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

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How to replace a dryer thermistor

The thermistor senses the air temperature in the dryer. If your dryer overheats or doesn't heat at all, the thermistor …

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Repair difficulty
Time required
 30 minutes or less
How to install a thermal cut-off fuse kit in a gas dryer

How to install a thermal cut-off fuse kit in a gas dryer

The thermal cut-off fuse shuts off the heat if the dryer overheats when the high-limit thermostat fails. The thermal cut…

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Repair difficulty
Time required
 15 minutes or less
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How to replace a dryer drive belt

If the drive belt breaks, the motor runs but the drum won't rotate. These step-by-step instructions guide you through th…

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Repair difficulty
Time required
 90 minutes or less

Effective articles & videos to help repair your dryers

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