Friedrich
Dehumidifier

Model # D40B Official Friedrich dehumidifier

Here are the diagrams and repair parts for Official Friedrich D40B dehumidifier, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 31 parts  |

Motor Mount 67400112
#A4

Cabinet parts diagram

Motor mount

Part #67400112

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

Cabinet 67400185
#D1

Cabinet parts diagram

Cabinet

Part #67400185

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

Grille 67306010
#C4

Cabinet parts diagram

Grille

Part #67306010

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

Power Cord 67500024
#B3

Cabinet parts diagram

Power cord

Part #67500024

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

Shroud 67500087
#A5

Cabinet parts diagram

Shroud

Part #67500087

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

Discharge Tube Assembly 67500091
#H2

Cabinet parts diagram

Discharge tube assembly

Part #67500091

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

Motor 67500081
#A3

Cabinet parts diagram

Motor

Part #67500081

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

Hose Connector 67500097
#J2

Cabinet parts diagram

Hose connector

Part #67500097

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

Compressor, Set 67500068
#H5

Cabinet parts diagram

Compressor, set

Part #67500068

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

Evaporator Assembly 67400188
#A1

Cabinet parts diagram

Evaporator assembly

Part #67400188

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

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

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

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

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

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 …

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 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
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 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

Effective articles & videos to help repair your dehumidifiers

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

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.…

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…