20
Service Manual EDG 650.0
For internal use only
7.
Fault diagnosis
7.1
Type of problem
Water circulation problem
The main elements in the oven stop working. A buzzer sounds and “E3” appears in the display instead
of the time. 3 minutes after the fault occurs, the fan stops.
Short circuit in probe
The main elements in the oven stop working. A buzzer sounds and “E2” appears in the display instead
of the time.
Open circuit in the power feed to the probe
The main elements in the oven stop working. A buzzer sounds and “E2” appears in the display instead
of the time.
Problem between the reed switch card and the main control card
The main elements in the oven stop working.
Problem between the display control card and the main control card
The main elements in the oven stop working.
7.2
Fault diagnosis utility program
This utility program will check all cables and help you to locate a faulty component. The oven has to be
switched off for at least 3 minutes before you can use the diagnosis utility program.
Start test
Cooker without electric power, without
containers. Switch on cooker
Press the REHEAT
button 5 times
All parts of the display
light up
NO
YES
Diagnosis utility programm not
running display or main card
not working - no door contact
