Form No. GRSDM-0708
14
TROUBLESHOOTING GUIDE
This unit must be serviced by qualified
personnel only. Service by unqualified
personnel may lead to electric shock or burn.
WARNING
ELECTRIC SHOCK HAZARD: Turn the power
switch OFF, unplug the power cord, and allow
the unit to cool before performing any
maintenance or cleaning.
WARNING
Symptom
Probable Cause
Corrective Action
Light bulb not working.
Light bulb defective.
Replace light bulb.
Power turned OFF.
Move Power ON/OFF switch(es) to the
ON position.
Heating
element(s)
not
working.
Contact Authorized Service Agent or
Hatco for assistance.
Temperature
Control
not
working properly.
Contact Authorized Service Agent or
Hatco for assistance.
Excessive
air
movement
around unit.
Restrict or redirect air movement (i.e., air
conditioning duct or exhaust fan) away
from unit or install flip-up doors on unit to
contain heat and block air flow.
Temperature Control set too
low.
Adjust Temperature Control to a higher
setting.
Heating
element(s)
not
working.
Contact Authorized Service Agent or
Hatco for assistance.
Temperature
Control
not
working properly.
Contact Authorized Service Agent or
Hatco for assistance.
Power turned OFF.
Move Power ON/OFF switch(es) to the
ON position.
Circuit breaker tripped.
Reset circuit breaker. If circuit breaker
continues to trip, contact Authorized
Service Agent or Hatco for assistance.
Food cavity not hot enough.
No heat, but light works.
No heat and no light.
Temperature Control set too
low.
Adjust Temperature Control to a higher
setting.
Temperature
Control
not
working properly.
Contact Authorized Service Agent or
Hatco for assistance.
Food cavity too hot.
Temperature Control set too
high.
Adjust Temperature Control to a lower
setting.
Unit connected to incorrect
power supply.
Contact Authorized Service Agent or
Hatco for assistance.
Unit connected to incorrect
power supply.
Contact Authorized Service Agent or
Hatco for assistance.
