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Model # AD40USR0 Official Whirlpool dehumidifier
Here are the diagrams and repair parts for Official Whirlpool AD40USR0 dehumidifier, as well as links to manuals and error code tables, if available.
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AD40USR0 Dehumidifier
#NI
Cabinet parts diagram
Valve kit
Part #978025
Replaced by #WP978025
?
Manufacturer substitution
This part replaces 978025. Substitute parts can look different from the original.
$29.51 |
17% OFF Phone Price : $35.51
In Stock
#NI
Cabinet parts diagram
Valve kit
Part #978026
Replaced by #978026
?
Manufacturer substitution
This part replaces 978026. Substitute parts can look different from the original.
$34.19 |
15% OFF Phone Price : $40.19
In Stock
Screw, 8 x 1
Part #488480
Replaced by #WP489069
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Manufacturer substitution
This part replaces 488480. Substitute parts can look different from the original.
This item is not returnable
$4.39 |
19% OFF Phone Price : $5.39
In Stock
#27
Air flow and control parts diagram
Refrigerator screw
Part #1157158
Replaced by #WP489069
?
Manufacturer substitution
This part replaces 1157158. Substitute parts can look different from the original.
This item is not returnable
$4.39 |
19% OFF Phone Price : $5.39
In Stock
#25
Air flow and control parts diagram
Cable tie
Part #857547
Replaced by #WPW10339879
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Manufacturer substitution
This part replaces 857547. Substitute parts can look different from the original.
This item is not returnable
$4.37 |
19% OFF Phone Price : $5.37
In Stock
#10
Cabinet parts diagram
Screw
Part #1168744
Replaced by #WP3196557
?
Manufacturer substitution
This part replaces 1168744. Substitute parts can look different from the original.
This item is not returnable
$4.39 |
19% OFF Phone Price : $5.39
In Stock
#NI
Cabinet parts diagram
Refrigerant access valve, 5/8-in
Part #978029
Replaced by #978029
?
Manufacturer substitution
This part replaces 978029. Substitute parts can look different from the original.
$41.18
In Stock
#NI
Cabinet parts diagram
Valve kit
Part #978030
Replaced by #978030
?
Manufacturer substitution
This part replaces 978030. Substitute parts can look different from the original.
$40.49 |
13% OFF Phone Price : $46.49
In Stock
#NI
Cabinet parts diagram
Valve kit
Part #978027
Replaced by #978027
?
Manufacturer substitution
This part replaces 978027. Substitute parts can look different from the original.
$38.69 |
13% OFF Phone Price : $44.69
In Stock
#11
Unit parts diagram
Mounting nut
Part #1186128
Replaced by #W10833054
?
Manufacturer substitution
This part replaces 1186128. Substitute parts can look different from the original.
This item is not returnable
$4.33
In Stock
Most common symptoms to help you fix your dehumidifiers
Choose a symptom to see related dehumidifier repairs.
Main causes: dirty air filter, clogged grill, dehumidifier placed too close to the wall, dehumidifier too small for the …
Main causes: lack of electrical power, wiring failure, electronic control board failure, user interface control failure…
Main causes: dehumidifier too small for the space, bad humidity sensor, faulty evaporator thermistor, low refrigerant, b…
Main causes: weak or dead batteries, out of range, radio frequency interference…
Main causes: room temperature below 65 degrees Fahrenheit, control system failure…
Main causes: clogged drain hose, drain hose not properly connected…
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: collection bucket not installed correctly, cracked collection bucket, loose drain hose connection…
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 electronic control board](https://images.ctfassets.net/fpe0ec7r30ix/4W1theBWIihanFBFks0E1f/5d6e661a520e806d49aa2e4cce21fe80/RG-DEH-Replace-Dehumidifier-Electronic-Control-Board-Intro-Image.jpg?fm=png&w=270&h=270)
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
![How to replace a dehumidifier user interface control board](https://images.ctfassets.net/fpe0ec7r30ix/6jW7ZWI81GMxaiT2DbLkxg/f53401c65e81d24181bf391d87ae0a43/RG-DEH-Replace-Dehumidifier-User-Interface-Control-Board-Intro-Image.jpg?fm=png&w=270&h=270)
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 sensor assembly](https://images.ctfassets.net/fpe0ec7r30ix/4pNeG8sXJS2EGMMGicf2bN/4ef10afce10a6ae95dc4b278a6abc2a1/RG-DEH-Replace-Dehumidifier-Sensor-Assembly-Intro-Image.jpg?fm=png&w=270&h=270)
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
Effective articles & videos to help repair your dehumidifiers
Use the advice and tips in these articles to get the most out of your dehumidifier.
![How to repair broken or damaged wires video](https://images.ctfassets.net/fpe0ec7r30ix/eJRHmti4gpnvSq9lK1TKR/7c3f1985fa27a5223d4063945ce22274/shutterstock_22918771_repair_wires_orignal_size.jpg?fm=png&w=270&h=270)
Learn how to repair broken, frayed or damaged wires in your appliances.…
![How to use a multimeter to test electrical parts video](https://images.ctfassets.net/fpe0ec7r30ix/3n7Us2Iad1eEaYpaMCgXZN/030375c94a4ea8a76ff313106bebdda1/ART-How-to-Use-a-Multimeter-to-Test-Electrical-Parts-Video.jpg?fm=png&w=270&h=270)
Learn how to use a multimeter to check for wiring problems in an appliance that's not working…
![How does a dehumidifier work?](https://images.ctfassets.net/fpe0ec7r30ix/3lbQ4ho6ieOTPBV85lniDd/a62bdf5ce4884f2b1ae86fc372846352/ART-DEH-How-a-Dehumidifier-Works.jpg?fm=png&w=270&h=270)
Discover how a dehumidifier works.…