Diagnostics & Troubleshooting; Diagnostics - Whirlpool AD70USS Manual

DIAGNOSTICS & TROUBLESHOOTING
1. Turn off the dehumidifier with the power
button.
2. Remove the bucket.
3. Unplug the dehumidifier for at least 1 sec-
ond.
4. Reconnect power.
5. Within 5 seconds of restoring power, com-
plete the following 3-key entry sequence
in this order: Desired Humidity, Fan, and
Power.
Step

DIAGNOSTICS

Test
1 LEDs
2a Bucket switch
2b Thermistor
2c Humidistat
3 HIGH speed fan
4 LOW speed fan
Compressor
5
(On for 20 seconds)
Exit
• If you press a wrong key during the 3-key
sequence, or if more than 5 seconds elap-
ses before completing the sequence, you
will need to restart the sequence from the
beginning.
• After pressing the 3 keys in the correct
order within 5 seconds, all the LEDs
will light at Step 1 (see chart). Use
the Desired Humidity key to advance
the steps. Using any other key will exit
diagnostics.
IMPORTANT: If you do not complete the
diagnostics procedure within 15 minutes, the
control will exit the diagnostics.
LED Name LED Condition
All All illuminate
Blinking= Bucket
removed (switch open)
Bucket
ON solid= Bucket
installed (switch closed)
On solid= Pass
Normal
Blinking= Fail
Continuous On solid= Pass
run Blinking= Fail
ON solid,
HIGH
confirm operation
ON solid,
LOW
confirm operation
ON solid,
AUTO
confirm operation
5-1