Bosch WD4HU541NL User's Manual And Installation page 48

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NLTroubleshooting
Malfunction
Washing water is not
pumped out.
No water flows into
the device. The
detergent was not
washed in.
48
Cause and Troubleshooting
Drain pipe or water drain hose is clogged.
Clean the drain pipe and the water drain hose.
Drain pipe or water drain hose is kinked or
pinched.
Make sure that the drain pipe and the water
drain hose are not kinked or pinched.
Drain pump is clogged.
"Cleaning the drain pump", page 41
Water drain hose is connected too high.
Install the water drain hose at a maximum height of 1
meter.
Detergent dosage is too high.
▶ Immediate measure: mix a tablespoon of fabric softener
with 0.5 l of water and pour this mixture into the left
compartment (not for outdoor, sportswear and down
textiles).
Reduce the amount of detergent for the next wash
with an equal load.
Unauthorized extension mounted on the water drain
hose.
Remove any unauthorized extensions from the
water drain hose.
"Connecting the device", page 15
Pump cover is not fully screwed in.
Make sure that the pump cover is screwed into the
device as far as it will go. The pump cover handle
must be vertical.
"Cleaning the drain pump", page 42
was not pressed.
Press .
Strainer in the water supply is clogged.
▶ Clean the strainer in the water supply.
Water tap is closed.
Open the water tap.
Water supply hose is kinked or pinched.
Make sure that the water supply hose is not
kinked or pinched.

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