Model reference

Dacor MORS136

Oven

1 document27 error codes3 service modes

Available documentation

Service Manual

Renaissance Wall Oven Service Guide24 pg
Covers this model

MyPros+ Max

Diagnose your Dacor MORS136.

Step-by-step diagnostics from the service manual
Test values, resistance specs, and wiring references
Verified part numbers when replacement is needed

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M+

M+ Max·Dacor Oven

C01 on my Dacor MORS136

M+

Shorted key failure – release of a key

From Service Manual 110760, p.12:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part WPW10804018

Electronic control board

Error codes (27)

CodeMeaning

C01Shorted key failure C23Control board ambient temperature is above 80°C; oven shuts down and cooling…C24Control board open thermistor detected (ambient temperature probe open).C25Control board shorted thermistor detected (ambient temperature probe shorted).C33Relay board ambient temperature is above 80°C; oven shuts down and cooling fans…C34Relay board open thermistor detected (ambient temperature probe open).C35Relay board shorted thermistor detected (ambient temperature probe shorted).C41A/D reference readings safety check failure to ensure RTD oven temperatures are…C42E2 checksum failure on control board C43Wire connection error at control and/or relay board C44FLASH checksum failure on control board C76Incorrect oven type (single/double) configuration sensed; displays error after…L20Lower oven cook over temperature L21Lower oven clean over temperature L30Lower oven open RTD L31Lower oven shorted RTD L41Lower oven A/D reference readings controller failure.L50Lower oven latch lock failure L51Lower oven latch phase failure U20Upper oven cook over temperature U21Upper oven clean over temperature U30Upper oven open RTD U31Upper oven shorted RTD U41Upper oven A/D reference readings controller failure.U50Upper oven latch lock failure U51Upper oven latch phase failure U80Shorted meat probe for the upper oven.

Service modes (3)

Quick ERC/Diagnostic Test (Lower Double Ovens)16) Press #, BAKE for lower oven, press down key 10 times, then START to verify cooling fan
Quick ERC/Diagnostic Test (Upper and Single Ovens)Perform each test sequentially
Temperature Offset Calibration Mode1) Press and hold the '0' and '#' keys until the display shows 'PASS'. 2) Using the number keypad…

Full entry steps, exit procedures, and test sequences are available in Max.

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