Installation manual
33
These operating irregularities do not have error messages.
Error Possible cause Remedy
Suction plate not correctly locked Lock suction plate correctly
Nominal oven temperature too high
Select lower temperature and
increase cooking time
Not pre-heated Pre-heat the Combi
Bypass pipe greasy Clean bypass
Uneven browning
Incorrect accessories, container Use suitable accessories
Control elements not illuminated and
do not react when switched on
No power connection, external
failsafe triggered
Call customer service
Combi does not react to information
entered
Software has hung itself up Hold down the ON/OFF switch for 5
seconds or disconnect Combi for 5
seconds
Combi cannot be switched on or off ON/OFF has been locked for 3
seconds
Try again after 3 seconds
Oven is not lit inside Oven light fault Call customer service
Steam measuring line blocked Clean steam measurement line; see
“Daily servicing and maintenance”
Water sprays from air outlet when
door is closed
Combi drain blocked Clean outflow
Water sprayed out of steam generator
into oven during operation
Automatic rinsing of steam generators
has not been carried out for some
time, i.e. it is continually deselected
Descale Steam Generator
Water inside the oven Outflow blocked Rinse condenser and outflow
thoroughly, clean/check own drain
system
Outflow connection blocked or
covered
Remove object Water running out of base of Combi
Outflow blocked Rinse condenser and outflow
thoroughly, clean/check own drain
system
Incorrect cleaning agent Use original CONVOClean forte or
new cleaning agents
Black marks inside oven
Water hardness too high See Water Quality Recommendations
in Warranty
Water pressure too low Increase pressure at installation
location
Incorrect cleaning agent Switch to CONVOClean
Automatic cleaning (CONVOClean
system) gives poor cleaning results
Degree of soiling incorrectly set Select higher cleaning level