Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
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.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
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

?
Manufacturer substitution
This part replaces 3015385. Substitute parts can look different from the original.
$67.49
In Stock
Trim, Top Rear Shell 8012700
#9

Cabinet and control parts diagram

Trim, top rear shell

Part #8012700

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

Clamp Support-evaporator Inner 8016454
#16

Air, water and condensing parts diagram

Clamp support-evaporator inner

Part #8016454

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

Humidstat 8012687
#23

Air, water and condensing parts diagram

Humidstat

Part #8012687

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

Relay 3017457
#2

Compressor parts diagram

Relay

Part #3017457

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

Strap 3015162
#32

Air, water and condensing parts diagram

Strap

Part #3015162

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

Harness 3017366
#20

Air, water and condensing parts diagram

Harness

Part #3017366

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

Control 3015195
#30

Air, water and condensing parts diagram

Control

Part #3015195

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

Nut (non-illustrated) 8007481
#2

Air, water and condensing parts diagram

Nut (non-illustrated)

Part #8007481

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.

View all

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 ...

Read more

Why won't my dehumidifier turn on?

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

Read more

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...

Read more

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

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

Read more

Why is there frost on my dehumidifier's coil?

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

Read more

Why isn't my dehumidifier draining?

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

Read more

Why is my dehumidifier noisy?

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

Read more

Why won't my dehumidifier run?

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

Read more

Why does my dehumidifier leak water?

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

Read more

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.

View all
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...

Read more
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....

Read more
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...

Read more
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.

View all
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....

Read more
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...

Read more
How does a dehumidifier work?

How does a dehumidifier work?

Discover how a dehumidifier works....

Read more

Parts & More