6.2.3 Problems During Operation
Problems with the food being cooked
Problem
Possible cause
Required response
Irregular browning
The suction panel is not closed
properly
'Release the suction panel and lock
With sizes 6.10 and 10.10 only:
The air distributor is not installed
correctly or has not been installed
at all
With sizes 6.10 and 10.10 only:
Secure the air distributor on the
rack; for the necessary steps, please
refer to 'Locking and unlocking the
The oven cavity is not pre-heated Pre-heat the oven cavity
The oven temperature is too high Select a lower cooking temperature
and cook the food longer
The heating system is malfunc‐
tioning partially or entirely
Contact Customer Service
Problems with the unit
Problem
Possible cause
Required response
The oven light is not turn‐
ing on
The oven light is turned on and
off by the program.
To check whether the halogen lamp
is working correctly, turn the combi
oven off and then back on, please
refer to
'Turning the Combi Oven On and
The oven light halogen lamp is
no longer working.
'Replacing the Oven Light Lamp' on
The unit does not respond
to input for 10 – 20 sec‐
onds
Program crash
Press and hold the ON/OFF button
for five seconds or disconnect the
unit from the outlet for five seconds
Function icons are not ap‐
pearing anymore
Malfunction
Use the ON/OFF switch to turn the
unit off and then back on
The unit cannot be turned
on or off anymore
The ON/OFF button is locked for
three seconds
Try again after three seconds.
Water is coming out from
under the unit when the
unit door is closed
Regardless of the cause
Potential contamination hazard:
Destroy all food that has been in
contact with the water.
The drain pipe or wastewater
system is clogged or constricted
■
Check the drain pipe and the on-
site wastewater system and clean
if necessary
■
Use a funnel waste trap if neces‐
sary
Non-detachable drain connection
in units with semi-automatic oven
cleaning
The air vent is clogged or cov‐
ered
Remove the object clogging or cov‐
ering it
The unit drain is clogged
Clean the unit drain
There is water inside the
oven cavity
The oven drain is clogged
Flush the oven drain
6 How to Perform Maintenance on the Combi Oven
Operating Manual
76