Error code:
E4 / E5 / F1 / F2 / F3
Reason:
If the test voltage of the probes is lower than 0.06 V or higher than 4.94 V then the display
shows the error code of the corresponding probe.
Cause:
n
Electrical connection faulty
n
Temperature probe defective
Check the connecting cable between the con-
trol board and the temperature probe. Is it OK
and correctly connected?
NO
Establish a proper connection.
YES
Check the probe for correct resistance,
depending on the temperature (see resistance
table)
NO
Replace the probe.
YES
Replace the corresponding control board.
Fig. 63: Check the probes
61
