Troubleshooting d, Warning, Cleaning the bearing shield – Bosch WTMC5521 User Manual
Page 20: Change the light bulb

20
This deposit can easily be removed by
wiping the sensors (the two bars next
to the lint filter) with a cloth and a little
white vinegar.
Use white vinegar only!
Clean the moisture sensor once a
month.
Cleaning the bearing
shield
Over time, fluff from the drying process
collects in the bearing shield.
This fluff can be easily removed using
your vacuum cleaner, at least once a
month.
Change the light bulb
The dryer light turns on inside the drum
when you open the door.
To change the light bulb:
q
Set program selector to off".
q
Turn off the circuit breaker.
q
Pull out power supply plug.
q
Open the door and locate the light
bulb on the upper left side of the
seal.
q
Loosen the screw of the cover and
open the cover.
q
Turn bulb counterclockwise.
Replace the bulb with a new
appliance bulb only (obtainable
through parts department).
q
Replace the cover and secure with
the screw.
q
Plug in dryer or reconnect power
supply.
Troubleshooting
d
WARNING
d
TO AVOID RISK OF
ELECTRICAL SHOCK !
TO AVOID EXPLOSION
HAZARD!
Repairs or replacement of parts may
be carried out by authorized
technicians only.
Before calling the customer service,
check whether you can rectify the fault
yourself by means of the following
table.
If a fault cannot be rectified or a repair
is required:
1. Set program selector to Off".
2. Turn off the circuit breaker.
3. Pull the main plug out of the
socket.
4. Close the shutĆoff valve.
5. Call customer service
(see page 21).
Problem
Possible cause
Remedial action
Dryer does not start.
Main plug not inserted at all or not inserted correctly.
Insert main plug correctly.
Dryer does not start.
Start/Stop" indicator light does not
A fuse of power supply has tripped.
Replace/switch on fuse.
Start/Stop" indicator light does not
illuminate.
Start/Stop" button not pressed.
Press Start/Stop" button.
illuminate.
No program selected.
Select program.
Door not closed.
Close door.
Ambient temperature below 41
°
F/5
°
C.
Increase room temperature.
Laundry is wet after drying.
The shutĆoff valve is closed.
Open the shutĆoff valve.
Program has been interrupted.
A warning signal is emitted and the
display shows E:01".
Lint filter dirty.
Clean filter as described on page 19
Switch off/switch on again.
A warning signal is emitted and the
display shows E:01".
Exhaust air duct is blocked or too long.
Clean exhaust air duct. Reduce exhaust air duct to
maximum length as described on page 7
Switch off/switch on again.
Fault in program sequence or malfunction.
Switch off dryer, leave to cool down for 30 min,
switch on again.
Restart program.
The room/cabinet is not adequately ventilated.
Provide an adequate supply of fresh air.
Switch off/switch on again.