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Drawer Warmer Installation/Operation/Service Manual • 16.
S E R V I C E
T R O U B L E S H O O T I N G • E L E C T R O N I C C O N T R O L
Error
C
ode
D
escription/Results
Possible Cause
S
ervice Required
E-10 Air Sensor Fault (shorted)
Inoperative Oven
Air sensor is shorted.
Air sensor is defective.
Air sensor is open or has connection failure.
Need air sensor test. See below.
E-11 Air Sensor Fault (open)
Inoperative Oven
E-30 Under temperature
Oven will not reach set temperature
Oven door closed? Door gasket need replacement? Preheat skipped?
Oven overloaded or has frozen product? Defective air sensor or probe?
Defective solid state relay? Bad wire connections or open heating cable?
Is the high limit switch tripped? If none of the above, call service.
E-31 Over temperature
Oven will shut down
Shorted cable? Defective solid state relay? Defective air sensor?
If none of the above, call service.
E-60 Real time clock error
Inoperative Oven
Appliance has probably been unplugged for more than 30 days. If this is the
case, it should be plugged in with the circuit breaker ON, and the appliance
displaying the E-60 on the front panel for more than 30 minutes. Once this
has been accomplished, the circuit breaker should be turned OFF, or the
appliance unplugged for approximately 10 seconds after which the appliance
should be turned ON again.
E-70 Configuration connector error
Inoperative Oven
Check control connections for loose wires. If none, control must be replaced.
E-78 Voltage low
Inoperative Oven
If 125 VAC unit, voltage is below 90 VAC. Correct.
If 208-240 VAC voltage is below 190 VAC. Correct.
E-79 Voltage high
Inoperative Oven
If 125 VAC unit, voltage is over 130 VAC. Correct.
If 208-240 VAC, voltage is over 250 VAC. Correct.
E-80 EEPROM - Function data error
Inoperative Oven
Replace control.
E-82 EEPROM - Calibration data error
Inoperative Oven
Replace control.
E-84 EEPROM - Unit ID error
Inoperative Oven
Replace control.
E-86 EEPROM - Preset data error
Inoperative Oven
Replace control.
To test air sensor:
Test air sensor by placing sensor in ice water bath and using an ohmmeter set on the ohm scale.
The reading should be 100 ohms resistance. If it is more than 2 ohms higher or lower, sensor needs
to be replaced.
C A U T I O N
THIS SECTION IS PROVIDED FORTHE ASSISTANCE
OF QUALIFIED SERVICE TECHNICIANS ONLY AND
IS NOT INTENDED FOR USE BY UNTRAINED OR
UNAUTHORIZED SERVICE PERSONNEL.
D A N G E R
DISCONNECT UNIT FROM
POWER SOURCE BEFORE
CLEANING OR SERVICING.