^
Pull out the non-return valve.
^ Rinse the non-return valve under run-
ning water.
The drain pump is situated under the
non-return valve (see arrow).
^ Before returning the non-return valve,
check to make sure that the drain
pump is not obstructed. Spin the pro-
peller several times in both direc-
tions; it should turn smoothly.
^ Carefully refit the non-return valve
and secure it with the locking clamp.
^ Refit and secure the combination
filter.
Solving problems
51