Dacor MRES30S Use & Care Manuals - Page 18

Problem Solution Guide Continued, Oven Failure Codes

Page 18 highlights

Before You Call for Service Problem Solution Guide (Continued) Problem Oven light does not work. Oven will not heat after self cleaning. Possible Cause Light bulb is burned out. Time of day is not set due to power failure. Oven settings are not correct. Oven is set for Time Delayed Cooking mode. Oven Failure Codes Remedy See Replacing the Oven Light. Press CLOCK touch pad, then press TIME•TEMP pad to set correct time of day. Follow mode selection and clock settings as specified in Oven Operation. Oven will turn on automatically at present time. If desired, press CANCEL•SECURE pad to cancel out of delay timed mode. Clock Display F0 F1 F2 F3 F4 F6 F7 F8 Cause Touch pad is stuck in a depressed position (shorted touch pad) on membrane. Relay drive circuitry failure. Also cooking and Self-Clean modes shorted touch pad keys only. Oven temperature exceeded the clean runaway temperature (Self-Clean mode only) or cooking runaway temperature (cooking modes only). Short circuit in the oven temperature sensor and/or its wiring. Open circuit in the oven temperature sensor and/or its wiring. Failure in the EEPROM checksum comparison. Control failure (microprocessor failure - only time of day and timer will operate). Failure of the self-clean automatic door latch circuitry. Failure of the door latch motor. Occurs when the motor runs for two minutes without the door locking in Self-Clean mode. 16

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Problem Solution Guide (Continued)
Problem
Possible Cause
Remedy
Oven light does not work.
Light bulb is burned out.
See
Replacing the Oven Light
.
Oven will not heat after self cleaning.
Time of day is not set due to power
failure.
Press CLOCK touch pad, then press
TIME•TEMP pad to set correct time of
day.
Oven settings are not correct.
Follow mode selection and clock
settings as specified in
Oven
Operation
.
Oven is set for
Time Delayed
Cooking
mode.
Oven will turn on automatically
at present time. If desired, press
CANCEL•SECURE pad to cancel out
of delay timed mode.
Oven Failure Codes
Clock Display
Cause
F0
Touch pad is stuck in a depressed position (shorted touch pad) on membrane.
F1
Relay drive circuitry failure. Also cooking and Self-Clean modes shorted touch pad keys only.
F2
Oven temperature exceeded the clean runaway temperature (Self-Clean mode only) or cooking
runaway temperature (cooking modes only).
F3
Short circuit in the oven temperature sensor and/or its wiring.
F4
Open circuit in the oven temperature sensor and/or its wiring.
F6
Failure in the EEPROM checksum comparison. Control failure (microprocessor failure - only time of
day and timer will operate).
F7
Failure of the self-clean automatic door latch circuitry.
F8
Failure of the door latch motor. Occurs when the motor runs for two minutes without the door locking
in Self-Clean mode.
Before You Call for Service