Dacor MORS136, Service Manual

Page: 18 / 24

Dacor Renaissance Wall Oven Service Guide
Page 14
Section 5 –
EOR-MOR Wall Oven Error Codes
Displayed
Error
Message
Error
Condition
Max/Min
Bounds
Max/Min
Bounds
Stored in
EEPROM?
Software Logic Description
Control Errors
C01
Shorted Key
Failure
Release
of the
key is not
seen for
2 min.
No Shorted key failure
C23
OCC Ambient
Over
Temperature
80°C No
Control board ambient temperature is above 80°C. Oven
shuts down with the cooling fans turns ON until the
ambient temperature falls to 50°C.
C24
Ambient
Temperature
probe open
N/A No Control board open thermistor detected.
C25
Ambient
Temperature
probe shorted -
N/A No Control board shorted thermistor detected.
C33
OCC Ambient
Over
Temperature
80°C No
Relay board ambient temperature is above 80°C. Oven
shuts down with the cooling fans turns ON until the
ambient temperature falls to 50°C.
C34
Ambient
Temperature
probe open
N/A No Relay board open thermistor detected.
C35
Ambient
Temperature
probe shorted -
N/A No Relay board shorted thermistor detected.
C41
A/D Reference
Readings
N/A No
Safety check to insure the RTD oven temperatures are
correct
C42
E2 Checksum
Failure on
Control board
N/A Yes
Calculated E2 checksum does not agree with the stored
E2 checksum.
C43
Wire
Connection
Error at Control
and/or Relay
Board
N/A No
Not all of the pin connectors from the wire harness are
making contact with their respective terminal at the
control and/or relay boards. Check to make sure that all
pins are seated properly in to the Molex plug and that
each connector is properly making contact with the
correct terminal at the control and/or relay board.
C44
FLASH
Checksum
Failure on
Control board
N/A No
Calculated FLASH checksum does not agree with the
stored FLASH checksum.
C76
Incorrect oven
type:
Single/Double
N/A No
Displays error after 3 seconds of sensing an incorrect
configuration. This error is reversible.
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