TROUBLESHOOTING GUIDE
14
Form No. FDWDM-1207
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
Unit is not producing any
“hot air” inside cabinet.
Unit is heating, but is not
producing humidity inside
cabinet. Low water light is off,
and unit is full of water.
Unit is heating, but is not
producing humidity inside
cabinet. Low water light is on
and unit is full of water.
Safety high-limit is tripped or
open.
Incorrect voltage supplied to
heating element.
Blower motor is not working.
Incorrect voltage supplied to
water heating element or
heating element is defective.
When using distilled water, no
minerals are being sensed by
low water probe.
Low water protection system is
malfunctioning.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Check blower motor - refer to Symptom
“
Unit operates, but is not circulating air
inside cabinet.”
Contact Authorized Service Agent or
Hatco for assistance.
On initial fill, add one teaspoon of salt to
the water reservoir.
Contact Authorized Service Agent or
Hatco for assistance.
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