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Frigidaire
Dehumidifier

Model # FDK45P12 Official Frigidaire dehumidifier

Here are the diagrams and repair parts for Official Frigidaire FDK45P12 dehumidifier, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 58 parts  |
Power Cord 5304448416
#NI

Recommended spare parts diagram

Power cord

Part #5304448416

$28.91
In Stock
Dehumidifier Power Control Board 5304447244
#15

Recommended spare parts diagram

Dehumidifier power control board

Part #5304447244

$124.03
In Stock
Supporting B 5304447269
#43

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Supporting b

Part #5304447269

This item is not returnable
$2.66
In Stock
Supporting B 5304447267
#41

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Supporting b

Part #5304447267

This item is not returnable
$2.66
In Stock
Terminal Element 5304447255
#29

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Terminal element

Part #5304447255

This item is not returnable
$3.50
In Stock
Cover 5304447281
#24

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Cover

Part #5304447281

This item is not returnable
$4.15
In Stock
Bracket 5304447247
#18

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Bracket

Part #5304447247

This item is not returnable
$2.16
In Stock
Fan Motor 5304447251
#22

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Fan motor

Part #5304447251

$114.91
In Stock
Seal 5304447111
#7

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Seal

Part #5304447111

This item is not returnable
$6.93
In Stock
Compressor 5304447286
#47

Recommended spare parts diagram

Compressor

Part #5304447286

$158.49
In Stock

Most common symptoms to help you fix your dehumidifiers

Choose a symptom to see related dehumidifier repairs.

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Why isn't my dehumidifier's remote monitor working?

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

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Why won't my dehumidifier run?

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

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Why does my dehumidifier run all the time?

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

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Why is there frost on my dehumidifier's coil?

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

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Why won't my dehumidifier turn on?

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

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Why isn't my dehumidifier draining?

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

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Why is my dehumidifier noisy?

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

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Why doesn't my dehumidifier remove moisture?

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

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Why does my dehumidifier leak water?

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

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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.

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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.…

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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…

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Repair difficulty
Time required
 45 minutes or less
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…

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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.

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Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

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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.…

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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…

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