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WARNING
This unit must be serviced by qualified personnel only.
Service by unqualified personnel may lead to electric
shock or burn.
Symptom
Unit is plugged in, but
Unit not turned on.
not working.
Circuit breaker tripped.
GFCI(s) tripped.
Power On/Off switch(es) defective.
Supply voltage to unit is incorrect.
Internal electrical malfunction.
Display
light(s)
not
Lights On/Off switch in the "off" position.
working.
Fluorescent tube(s) loose, defective, or
burned out.
Base,
glass
shelf,
Corresponding Heat Control Knob(s) set too
and/or canopy heat
low.
not hot enough.
Excessive air movement around unit.
Heat Control(s) not working properly.
Heating element and/or heated glass shelves
not working.
Base,
glass
shelf,
Corresponding Heat Control Knob(s) set too
and/or canopy heat
high.
too hot.
Heat Control(s) not working properly.
Supply voltage to unit is incorrect.
Display lights working,
Power On/Off switch(es) in "off" position.
but no heat.
GFCI(s) tripped.
Heat Control(s) not working properly.
Heating element and/or heated glass shelves
not working.
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 and click on Find Service
Agent, or contact the Hatco Parts and Service Team at:
Telephone: 800-558-0607 or 414-671-6350
e-mail:
partsandservice@hatcocorp.com
Fax:
800-690-2966 or 414-671-3976
Form No. GR3SDm-0915
Probable Cause
13
TROUBLESHOOTING GUIDE
WARNING
ELECTRIC SHOCK HAzARD: Turn OFF power switch,
unplug power cord, and allow unit to cool before
performing any cleaning, setup, or maintenance.
Corrective Action
move all Power On/Off switches to the "on" position.
Reset circuit breaker. If circuit breaker continues to trip,
contact authorized Service agent or Hatco for assistance.
Reset GFCI. If GFCI continues to trip, contact
authorized Service agent or Hatco for assistance.
Contact authorized Service agent or Hatco for assistance.
Verify supply voltage at both receptacles matches the
unit specifications.
Contact authorized Service agent or Hatco for assistance.
move Lights On/Off switch to the "on" position.
Check that fluorescent tube(s) is installed properly.
Replace, if necessary (see maINTENaNCE section).
adjust the appropriate Heat Control Knob(s) to a higher
setting.
Relocate unit or redirect air movement (i.e. air
conditioning duct, exhaust fan, exterior doors) away
from unit.
Contact authorized Service agent or Hatco for assistance.
Contact authorized Service agent or Hatco for assistance.
adjust the appropriate Heat Control Knob(s) to a lower
setting.
Contact authorized Service agent or Hatco for assistance.
Verify supply voltage at both receptacles matches the
unit specifications.
move all Power On/Off switches to the "on" position.
Reset GFCI. If GFCI continues to trip, contact
authorized Service agent or Hatco for assistance.
Contact authorized Service agent or Hatco for assistance.
Contact authorized Service agent or Hatco for assistance.