Bosch WTA34 Series Reparaturanleitung - Seite 12

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TUMBLE DRYER

Error

Error display

no.

Re 14

Appliance does not

start.

Button, display or

programme selection

malfunctions

occasionally.

Filter LED flashes,

filter is clean.

r120085e -15/12

04.99

Possible cause

Door switch F1 and / or

locking mechanism

defective.

Power module defective.

Operating module defective. Activate test mode;

Operating module or power

module defective.

Overheating

NTC R2 or NTC R4

defective.

Test / Procedure

Remove plug X11–1 from

the power module.

Test switch, cable, plug and

mechanism

– Locking hook

– Bowden cable

– Door button

Remove plug from the

power module, short-circuit

Pin 7 and 5 on plug-and-

socket connection X11–1 on

the power module and start

any drying programme.

If the appliance starts, the

power module is o.k.

If this mode can be

activated, the operating

module is o.k. Check

whether the circuit board

has become detached from

the operating module.

If not, continue with Error

number 15.

Start "extra dry" and "very

dry" test programmes.

See Error number 4.

Remove the cable from the

power module.

Test NTC, cable and plug-

and-socket connection.