Convotherm 4 - Page 121

Problems during cleaning
Problem Possible cause Required response
Black spots inside the cooking
compartment
Wrong cleaning agent Use ConvoClean forte for
fully automatic oven cleaning
with canisters
Use ConvoClean forte S for
fully automatic oven cleaning
with single-measure
dispensing
Use ConvoClean forte or
ConvoClean new for semi-
automatic oven cleaning
The water is too hard Adjust the water hardness; see
'
Technical Data ' in the
installation manual
Poor cleaning results The wrong soiling level has
been set
Select a higher cleaning level
The wrong cleaning agent was
used
Use ConvoClean forte or
ConvoClean new for fully
automatic oven cleaning with
canisters
Use ConvoClean forte S or
ConvoClean new S for fully
automatic oven cleaning with
single-measure dispensing
Use ConvoClean forte or
ConvoClean new for semi-
automatic oven cleaning
6 How to Perform Maintenance on the Combi Steamer
Operating Manual 121