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1-3. TROUBLESHOOTING (Continued)
PROBLEM
A. Product not
holding
temperature
B. Cabinet
steaming -
product
becoming
soggy
C. Product dry
A. Unit will
not heat
1-2
CAUSE
OPERATION
• Doors are left open
• Thermostat set too low
• Gasket torn or worn
• Heater not working
• Blower not working
• Product held too long
• Low or improper voltage
• Too much humidity inside the cabinet • Empty water from the water pan
• Holding product too long
• Vent not set properly (units
with vent adjustment only)
• No water in pan
HEATING SYSTEM
• Faulty thermostat
• Faulty high limit
• Faulty heater
• Faulty wiring
Models HHC-90X/HC-15
CORRECTION
• Keep doors closed except to
load and unload product
• Increase thermostat setting by moving
the knob to a higher number setting
• Replace gasket per Door Gasket
Replacement Section
• Check heater; replace per Heater
Section
• Check blower; replace per Blower
Section
• Hold product only for recommended
time
• Using meter, compare receptacle
voltage to data plate voltage
• Hold product for recommended time
• Adjust vent per Operator's Manual
• Remove pan and put in approximately
1" of hot water
• Check thermostat per Thermostat
Section
• Check high limit per High Limit
Section
• Check heater; replace per Heater
Section
• Check wiring for loose connections
or broken wires and repair as needed
203
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Table of Contents
Troubleshooting
