Form No. GRCMWHIM-0907
12
TROUBLESHOOTING GUIDE
WARNING
If service is required on this unit, contact your
Authorized Hatco Service Agent, or contact the
Hatco Service Department at 800-558-0607 or
414-671-6350; fax 800-690-2966 or International
fax 414-671-3976.
WARNING
This product has no “user” serviceable parts. To
avoid damage to the unit or injury to personnel,
use only Authorized Hatco Service Agents and
Genuine Hatco Parts when service is required.
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
Light bulb not working.
Food warming area not hot
enough.
Food warming area too hot.
No heat, but lights work.
No heat and no lights.
Light bulb defective.
Power turned OFF.
Internal temperature control
set too low.
Heating element(s) not
working.
Internal temperature control
not working properly.
Excessive air movement
around warming unit.
Internal temperature control
set too high.
Internal temperature control
not working properly.
Internal temperature control
set too low.
Heating element(s) not
working.
Internal temperature control
not working properly.
Unit turned OFF.
Circuit breaker tripped.
Replace light bulb. Use Hatco Part No.
Turn unit ON.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Turn unit ON.
Reset circuit breaker. If circuit breaker
continues to trip contact Authorized
Service Agent or Hatco for assistance.
Contact Authorized Service Agent or
Hatco for assistance.
Restart or redirect air movement (i.e. air
conditioning duct or exhaust fan) away
from unit.
WARNING
To avoid any injury or damage the unit must only
be serviced by qualified personnel.
WARNING
To avoid any injury, turn the power switch OFF
on the unit and unplug the unit from the power
source and allow to cool completely before
performing any maintenance or cleaning.
