Poor Cleaning Results - Miele OPTIMA SERIES G 2420 Operating Instructions Manual

Frequently asked questions

Poor cleaning results

Issue
The dishes are not
clean.
Glasses and cutlery
show streaks. There
is a bluish sheen on
the surface of
glasses and film that
can be wiped off.
40
Possible fault
The dishes were not loaded
correctly.
The program was not
powerful enough.
Not enough detergent was
dispensed.
The spray arms are blocked
by items.
The triple filter is clogged or
not correctly inserted. The
spray arm jets may be
clogged.
The drain pump or the
non-return valve is blocked.
Wash water will run back
into the wash cabinet.
The rinse aid dosage is set
too high.
Fix
See "Loading the
dishwasher".
Select a more intensive
program, see "Program
Guide".
Use more detergent, see
"Adding detergent".
Turn the spray arm and
rearrange the dishes if
necessary.
Clean the filter and insert
the filter correctly, see "User
Maintenance Instructions".
Clean the drain pump and
the non-return valve, see
"User Maintenance
Instructions.
Reduce the dosage, see
"Before using for the first
time".