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Frigidaire
Dehumidifier

Model # MR40E2 Official Frigidaire dehumidifier - lf34588020

Here are the diagrams and repair parts for Official Frigidaire MR40E2 dehumidifier - lf34588020, as well as links to manuals and error code tables, if available.

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Error Codes

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Showing 10 of 70 parts  |
Lens 8012705
#4

Cabinet and control parts diagram

Lens

Part #8012705

This item is not returnable
$2.29
In Stock
Condenser 3015385
#13

Air, water and condensing parts diagram

Condenser

Part #3015385

Replaced by #3015167

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Manufacturer substitution
This part replaces 3015385. Substitute parts can look different from the original.
$67.49
In Stock
Spring, O/l 8012929
#6

Compressor parts diagram

Spring, o/l

Part #8012929

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

Switch, 2 Spd. 8017384
#4

Air, water and condensing parts diagram

Switch, 2 spd.

Part #8017384

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

Harness 3015170
#20

Air, water and condensing parts diagram

Harness

Part #3015170

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

Screw 8007637
#33

Air, water and condensing parts diagram

Screw

Part #8007637

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

Tube 3014462
#15

Air, water and condensing parts diagram

Tube

Part #3014462

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

Strainer 8017387
#35

Air, water and condensing parts diagram

Strainer

Part #8017387

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

Grommet 8003042
#7

Compressor parts diagram

Grommet

Part #8003042

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

Clamp Support-evaporator Outer 8016455
#17

Air, water and condensing parts diagram

Clamp support-evaporator outer

Part #8016455

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.

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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 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 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 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 is there frost on my dehumidifier's coil?

Main causes: room temperature below 65 degrees Fahrenheit, control system 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 won't my dehumidifier run?

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

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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 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
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

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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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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How does a dehumidifier work?

How does a dehumidifier work?

Discover how a dehumidifier works.…

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