English
WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.
Symptom
Unit too hot.
Unit not working at all.
Switch is on, but no heat.
Switch is on, but unit does not
maintain setpoint temperature.
Troubleshooting Questions?
If you continue to have problems resolving an issue, please contact the nearest Authorized Hatco Service Agency or Hatco for
assistance. To locate the nearest Service Agency, log onto the Hatco website at www.hatcocorp.com, select the Support pull-
down menu, and click on "Find A Service Agent"; or contact the Hatco Parts and Service Team at:
Telephone: 800-558-0607 or 414-671-6350
e-mail:
support@hatcocorp.com
Form No. PWM-0721
Probable Cause
Temperature control set too high.
Unit connected to incorrect power supply.
Temperature control is defective.
Unit not plugged in.
Unit not turned on.
Circuit breaker tripped.
Power I/O (on/off) switch defective.
Unit not plugged in.
Circuit breaker tripped.
Defective component.
Unit not allowed to reach setpoint temperature. Allow unit 60 minutes to reach setpoint temperature.
Setpoint temperature is too low.
Defective component.
TROUBLESHOOTING GUIDE
ELECTRIC SHOCK HAZARD:Turn OFF power switch,
unplug power cord/turn off power at circuit breaker,
and allow unit to cool before performing any cleaning,
adjustments, or maintenance.
Adjust the temperature to lower setting.
Verify with qualified personnel that power supply matches
unit specification.
Contact Authorized Service Agent or Hatco for assistance.
Plug unit into proper power supply.
Move Power I/O (on/off) switch to the I (on) position.
Reset the circuit breaker.
Contact Authorized Service Agent or Hatco for assistance.
Plug unit into the proper power supply.
Reset the circuit breaker.
Contact Authorized Service Agent or Hatco for assistance.
Adjust setpoint temperature to the proper setting.
Contact Authorized Service Agent or Hatco for assistance.
9
WARNING
Corrective Action