Bosch WDU8H541GB/01 - Page 51

Troubleshooting en
51
Fault Cause and troubleshooting
The laundry is too
damp.
▶ Always select the highest possible spin speed for
the washing programme in question.
Thick and multi-layered fabrics require a longer drying
time.
▶ Set a timed programme for the subsequent drying.
→"Programmes", Page26
Loud noises during
the spin cycle.
Appliance is not correctly aligned.
▶
→"Aligning the appliance", Page15
The appliance feet are not fixed.
▶ Secure the appliance feet.
→"Aligning the appliance", Page15
Transit bolts have not been removed.
▶
→"Removing the transit bolts", Page13.
Banging noises, rat-
tling in the drain
pump.
Foreign bodies have got into the drain pump.
▶
→"Cleaning the drain pump", Page39
Slurping, rhythmical
suction noise.
The drain pump is active, the detergent solution is
pumped out.
▶ Not a fault – normal operating noise.
Fan noise during the
washing phase.
Process fan is active.
▶ Not a fault – normal operating noise.
Spin noise during the
drying phase.
Thermal spinning is active.
Rushing, hissing
noise.
Water is flushed under pressure into the detergent
drawer.
▶ Not a fault – normal operating noise.
Water inlet noise dur-
ing the drying phase.
Drying phase requires water.
1. Not a fault.
2. Make sure that the water tap also remains open
during the drying phase.
Odours have formed
in the appliance.
Humidity and detergent residue may promote the
formation of bacteria.
▶
→"Cleaning the drum", Page38
▶ If you are not using the appliance, leave the door
and detergent drawer open so that residual water
can evaporate.