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Amana
Dehumidifier

Model # DH40-P9966604R Official Amana dehumidifier

Here are the diagrams and repair parts for Official Amana DH40-P9966604R 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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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 74 parts  |
Suction Tube R0174061

#NI

All parts diagram

Suction tube

Part #R0174061

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

Motor R0154045
#11C

Unit parts diagram

Motor

Part #R0154045

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

Overload R0162008
#10A

Compressor diagram

Overload

Part #R0162008

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

Float R0181128
#27

Unit parts diagram

Float

Part #R0181128

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

Compressor, Americold R0155087
#2C

Compressor diagram

Compressor, americold

Part #R0155087

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

Washer R0190043
#4

Compressor diagram

Washer

Part #R0190043

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

Support, Inner R0176028
#24

Unit parts diagram

Support, inner

Part #R0176028

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

Wrapper R0194454
#1

Cabinet and front grille diagram

Wrapper

Part #R0194454

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

Spring R0183123
#15

Compressor diagram

Spring

Part #R0183123

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

Screw R0188039
Screw

Part #R0188039

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 isn't my dehumidifier draining?

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

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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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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 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 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 turn on?

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

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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 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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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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