Dehumidifier

Model # MDDQ40FW3 Official White-Westinghouse dehumidifier - p5995304911

Here are the diagrams and repair parts for Official White-Westinghouse MDDQ40FW3 dehumidifier - p5995304911, as well as links to manuals and error code tables, if available.

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Browse Parts for
MDDQ40FW3 Dehumidifier - P5995304911
Screw 53030076201
#8

Unit parts diagram

Screw

Part #53030076201

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

Compressor Nut 080126451
#37

Unit parts diagram

Compressor nut

Part #080126451

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

Compressor 53033212611
#34

Unit parts diagram

Compressor

Part #53033212611

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

Screw,truss Head ,8-18ab X 0.75 53032713461
#9

Cabinet front and wrapper diagram

Screw,truss head ,8-18ab x 0.75

Part #53032713461

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

Clip-overload 53032739971
#44

Unit parts diagram

Clip-overload

Part #53032739971

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

Cross Bracket 3273500011
#11

Unit parts diagram

Cross bracket

Part #3273500011

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

Indicator Light 3271017011
#10

Cabinet front and wrapper diagram

Indicator light

Part #3271017011

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

Filter 3273506011
#12

Cabinet front and wrapper diagram

Filter

Part #3273506011

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

Bucket,with Float 3276511041
#31

Unit parts diagram

Bucket,with float

Part #3276511041

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

Screw,truss Head ,8-18ab X 0.47 53030154271
Screw,truss head ,8-18ab x 0.47

Part #53030154271

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

Most common symptoms to help you fix your dehumidifiers

Choose a symptom to see related dehumidifier repairs.

Main causes: dirty air filter, clogged grill, dehumidifier placed too close to the wall, dehumidifier too small for the …

Main causes: lack of electrical power, wiring failure, electronic control board failure, user interface control failure…

Main causes: dehumidifier too small for the space, bad humidity sensor, faulty evaporator thermistor, low refrigerant, b…

Main causes: weak or dead batteries, out of range, radio frequency interference…

Main causes: room temperature below 65 degrees Fahrenheit, control system failure…

Main causes: clogged drain hose, drain hose not properly connected…

Main causes: loose fan motor mounting screws, loose compressor mounting bracket screws, bad fan, faulty compressor…

Main causes: collection bucket not installed, collection bucket full of water…

Main causes: collection bucket not installed correctly, cracked collection bucket, loose drain hose connection…

Most common repair guides to help fix your dehumidifiers

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

How to replace a dehumidifier electronic control board

How to replace a dehumidifier electronic control board

If the dehumidifier won’t power up because the control board has failed, use the steps in this repair guide to replace t…

Repair difficulty
Time required
 45 minutes or less
How to replace a dehumidifier user interface control board

How to replace a dehumidifier user interface control board

If the dehumidifier doesn’t respond when you try to set it, follow these steps to replace it.…

Repair difficulty
Time required
 30 minutes or less
How to replace a dehumidifier sensor assembly

How to replace a dehumidifier sensor assembly

If the humidifier sensor doesn’t properly detect humidity or evaporator temperature, install a new sensor assembly, foll…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your dehumidifiers

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

How to repair broken or damaged wires video

How to repair broken or damaged wires video

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

How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

How does a dehumidifier work?

How does a dehumidifier work?

Discover how a dehumidifier works.…