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Whirlpool
Dehumidifier

Model # AD70USS1 Official Whirlpool dehumidifier

Here are the diagrams and repair parts for Official Whirlpool AD70USS1 dehumidifier, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 27 parts  |
Cabinet 1188396
#2

Cabinet parts diagram

Cabinet

Part #1188396

$26.38
In Stock
Screw W10001320
#13

Unit parts diagram

Screw

Part #W10001320

This item is not returnable
$3.29
In Stock
Base 1188558
#18

Unit parts diagram

Base

Part #1188558

$26.18
In Stock
Power Cord 1188469
#8

Air flow and control parts diagram

Power cord

Part #1188469

$26.33
In Stock
Escutcheon 1188459
#9

Air flow and control parts diagram

Escutcheon

Part #1188459

$25.22
In Stock
Bend-retrn 4388784
#5

Unit parts diagram

Bend-retrn

Part #4388784

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

Restrictor Tube 1188525
#1

Unit parts diagram

Restrictor tube

Part #1188525

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

Valve Kit 978028
#NI

Cabinet parts diagram

Valve kit

Part #978028

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

Evaporator 1188445
#10

Unit parts diagram

Evaporator

Part #1188445

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

Float 1188341
#3

Cabinet parts diagram

Float

Part #1188341

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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