Model reference
Wolf CSO30
Oven
1 document52 error codes2 service modes
Available documentation
Service Manual
- Convection Steam Oven Service Manual45 pg
MyPros+ Max
Diagnose your Wolf CSO30.
- 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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Error codes (52)
CodeMeaning
E01EEPROM read error after 50 tries, indicating problems with processor caused by…E02EEPROM write error after 10 tries, indicating problems with processor caused by…E03FLASH incorrect process data (device ID number)E04FLASH incorrect process data (checksum)E05FLASH incorrect firmware (checksum)E06Software watchdog resetE09Cooking space temperature sensor with too low resistance (temp < approx…E10Cooking space temperature sensor with too high resistance (temp > approx…E11Cooking space temperature reference with too low resistanceE12Cooking space temperature reference with too high resistanceE13Cooking space temperature exceeds 662°F/350°C during Off/Standby mode…E17Food probe with too low resistance (temp > approx 446°F/230°C), indicating…E18Food probe with too high resistance (temp < approx -20°C), indicating break or…E25Climate temperature sensor with too low resistance (temp > approx 509°F/265°C)…E26Climate temperature sensor with too high resistance (temp < approx 28°F/-2°C)…E27Climate temperature exceeds 356°F/180°C for 60 seconds, indicating hairline…E29Climate temperature shows 3 times measured differential of less than 41°F/5°C…E33Processor temperature sensor with too low resistance (temp > approx 392°F/200°C)E34Processor temperature sensor with too high resistance (temp < approx 3°F/-16°C)E35Processor temperature exceeds 185°F/85°C for 60 seconds, indicating niche…E36Control unit temperature sensor with too low resistance (temp > approx 200°C)E37Control unit temperature sensor with too high resistance (temp < approx…E38Control unit temperature exceeds 185°F/85°C for 120 seconds, indicating niche…E41Water temperature sensor with too low resistance (temp > approx 392°F/200°C)…E42Water temperature sensor with too high resistance (temp < approx 14°F/-10°C)…E44Water temperature increases to min 180°F/85°C within 185 seconds, indicating…E49Control unit button(s) closed for min 60 seconds, indicating button…E50Control unit moisture sensor closed for min 20 seconds, indicating moisture on…E51Processor neutral conductor to main relay (N') records error, possibly caused…E52Leaked water detected for min 10 seconds, indicating water tank valve not tight.View all 52 error codes
E57Mains connection voltage N > 340V, indicating pole conductor connected to…E58Mains connection L2 no signal, indicating no pole conductor connected to L2…E59Mains connection voltage > 270VAC for 1 second, indicating overvoltage in mains…E61Mains connection voltage < 170VAC for 1 minute, indicating undervoltage in…E62Mains connection voltage < 150VAC, indicating undervoltage in mains power…E63No calibration of mains voltage.E66Water system level detector pin with low resistance only after refilling (at…E67Water system level detector pin with low resistance only after refilling (at…E68Water system pumping off water at least 3 times within 2 hoursE69Water system pumping off water at least 3 times within 2 hoursE70Water system water is not continuing to be fed in during steamingE71Water system water is not continuing to be fed in during steaming (with F22…E72Water system level detector pin with high resistance after pumping off water 5…E73Water system level detector pin with high resistance after pumping off water 5…E74Water system descaling error during descaling phase (appliance is blocked); no…E75Water system descaling error during 1st rinsing phase (appliance is blocked)…E76Water system descaling error during 2nd rinsing phase (appliance is blocked)…E81No calibration of relay.E85Slide motor current shows short circuit in slide motor or its wiring.E86Slide motor current shows break, indicating break or loose contact in slide…E87Exhaust air slide valve path restricted (motor current error during slide valve…E88Exhaust air slide valve path restricted during normal operation (motor current…
Service modes (2)
- Demo Modus (Showroom Mode)1
- Diagnostic Mode1. Appliance must be in OFF mode (all displays except time display should be dark) or in error…
Full entry steps, exit procedures, and test sequences are available in Max.
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