Frigidaire
Dehumidifier

Model #MDD50WF1 Official Frigidaire dehumidifier - 5995267142

Here are the diagrams and repair parts for Frigidaire MDD50WF1 dehumidifier - 5995267142, as well as links to manuals and error code tables, if available.

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Showing 10 of 73 parts

Freezer Compressor Start Relay (replaces 3204486)#42

Unit p45v0042 Diagram

Relay

Part #3204486
Replaced by #216594300
?
Manufacturer substitution
This part replaces 3204486. Substitute parts can look different from the original.
In Stock
$53.69 | 
9% OFF 
Phone Price: $58.69
Compressor#34

Unit p45v0041 Diagram

Compressor

Part #5303015383
In Stock
$201.99
Cover Capacitor#48

Unit p45v0042 Diagram

Cover capacitor

Part #5303303821
This item is not returnable
In Stock
$3.49
Control Knob#7

Cabinet front Diagram

Control knob

Part #327300703
In Stock
$14.99
Capacitor#46

Unit p45v0042 Diagram

Capacitor

Part #5303303824
In Stock
$30.99
Switch

See All Related Diagrams

Switch

Part #5303012345
In Stock
$39.35
Room Air Conditioner Screw

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In Stock
$7.83 | 
11% OFF 
Phone Price: $8.83
Room Air Conditioner Lock Nut

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Room air conditioner lock nut

Part #08007481
This item is not returnable
In Stock
$5.74
Dehumidifier Screw

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Dehumidifier screw

Part #5303007620
In Stock
$9.49
Grille#14

Cabinet front Diagram

Grille

Part #3015194

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

Symptoms common to all dehumidifiers

Choose a symptom to see related dehumidifier repairs.

Main causes: dehumidifier too small for the space, bad humidity sensor, faulty evaporator thermistor, low refrigerant, bad compressor
Main causes: lack of electrical power, wiring failure, electronic control board failure, user interface control failure
Main causes: collection bucket not installed correctly, cracked collection bucket, loose drain hose connection
Main causes: collection bucket not installed, collection bucket full of water
Main causes: room temperature below 65 degrees Fahrenheit, control system failure
Main causes: clogged drain hose, drain hose not properly connected
Main causes: weak or dead batteries, out of range, radio frequency interference
Main causes: dirty air filter, clogged grill, dehumidifier placed too close to the wall, dehumidifier too small for the space
Main causes: loose fan motor mounting screws, loose compressor mounting bracket screws, bad fan, faulty compressor

Repair guides common to all dehumidifiers

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

January 1, 2014
Lyle Weischwill
How to replace a dehumidifier sensor assembly

If the humidifier sensor doesn’t properly detect humidity or evaporator temperature, install a new sensor assembly, following these steps.

Repair difficulty
Time required
 45 minutes or less
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 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 the electronic control board and fix your dehumidifier.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all dehumidifiers

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

August 18, 2021

Using a wiring schematic to trace a current video

Lyle Weischwill

Find out what’s wrong with your appliance by following a circuit.

August 17, 2021

How to read a wiring schematic video

Lyle Weischwill

Learn how to decipher symbols so you can buy the right part for your problem.

December 16, 2014

How to clean a dehumidifier

Wayne Archer

How to clean a dehumidifier for more efficient operation.