De Dietrich Ovens Error Codes

F01

Oven will not heat in any mode, display and fan work but temperature never rises

Main Heating Element Circuit Failure

F02

Oven overheats, temperature far above set point, food burns quickly

Temperature Regulation Failure

F03

Oven does not reach set temperature, takes very long to heat or stops below target

Insufficient Heating / Sensor Drift

F04

Display shows temperature sensor error, oven will not start heating

Oven Temperature Sensor Open Circuit

F05

Display shows temperature sensor error, oven fan runs but no heating, sometimes after long cooking

Oven Temperature Sensor Short Circuit / Overtemperature Detection

F06

Oven display shows fan error, convection fan does not run in fan-assisted modes

Convection Fan Motor Failure

F07

Cooling fan at top of oven does not run, control panel becomes very hot, oven may shut down

Cooling Fan Circuit Failure

F08

Oven display shows door lock error, pyrolytic self-clean will not start

Pyrolytic Door Lock Failure

F09

Oven door remains locked after pyrolytic cycle, error on display, oven unusable

Door Lock Stuck Closed

F10

Oven display shows communication error, some functions disabled

Communication Failure Between User Interface and Power Board

F11

Touch controls unresponsive or partially working, error code on display

Touch Control Panel Failure

F12

Clock or timer cannot be set, oven will not start cooking, error on display

Electronic Timer / Clock Module Fault

F13

Oven interior light does not work, error or warning related to lamp circuit

Oven Lamp Circuit Failure

F14

Grill function not working, error code displayed when selecting grill

Grill Element Circuit Failure

F15

Fan-assisted mode not heating, error when selecting fan mode, conventional mode works

Circular Fan Element Failure

F20

Oven trips household circuit breaker or RCD when heating starts, error may be logged

Earth Leakage / Short Circuit in Heating Circuit

F21

Oven display completely dead, no lights or response, internal fuse blown repeatedly

Power Supply / Low Voltage Board Failure

F22

Oven beeps and shows ventilation or overheat error, shuts down during cooking

Overtemperature Protection Activation

F23

Steam-assisted or moisture function error on compatible De Dietrich oven models

Steam Generator / Humidity System Fault

F24

Child lock or safety lock error, oven controls locked even when feature is disabled

Control Lock Circuit Malfunction

F30

Oven displays generic fault code, beeps, and stops heating mid-cycle

Generic System Fault / Self-Diagnosis Error

Symptom

Buttons or knobs on the oven are loose, wobbly, or not engaging functions properly

Mechanical Control Interface Wear

Symptom

Condensation or water droplets forming between door glass panels

Door Glass Ventilation / Seal Issue

Symptom

Heat escaping around oven door, visible steam or smoke from edges, front of cabinet gets very hot

Door Gasket / Seal Failure

Symptom

High-pitched squealing noise from oven during fan operation

Dry or Worn Fan Motor Bearings

Symptom

Oven cavity rusting or enamel flaking, especially on floor or around door

Cavity Enamel Degradation

Symptom

Oven display flickers or dims when heating elements switch on

Voltage Drop / Power Supply Strain

Symptom

Oven door does not stay open at intermediate positions, slams shut or falls open

Door Hinge Spring Failure

Symptom

Oven door will not close properly, heat escapes, cooking uneven

Door Hinge or Latch Misalignment

Symptom

Oven emits burning smell or smoke during normal cooking (not first use or pyrolytic cleaning)

Contamination or Overheating of Internal Components

Symptom

Oven glass door gets extremely hot to touch during normal baking

Door Glass Insulation / Cooling Failure

Symptom

Oven heats but temperature is inaccurate, food undercooked or overcooked without any error code

Temperature Calibration / Sensor Drift

Symptom

Oven interior light does not turn on when door is opened, but works when manually switched on (or vice versa)

Door Switch or Control Logic Issue

Symptom

Oven interior light stays on all the time, even when door is closed and oven is off

Door Switch Stuck or Failed

Symptom

Oven light works but oven will not start heating until clock is set, no explicit error code

Timer Interlock Preventing Heating

Symptom

Oven makes loud rattling or grinding noise when fan is running

Convection Fan Mechanical Noise

Symptom

Oven not heating at all, no error code displayed, fan and light may work

Complete Heating Loss Without Error

Symptom

Oven takes unusually long to cool down, cooling fan runs for a very long time after cooking

Residual Heat Management / Cooling Inefficiency

Symptom

Oven trips RCD or GFCI only when using grill function

Grill Element Insulation Breakdown

Symptom

Pyrolytic self-clean cycle does not start, but normal cooking works and no error code is shown

Pyrolytic Safety Interlock Condition Not Met