Bosch WTVC SERIES, Инструкция по ремонту

Страница: 30 / 33

LEDs (Indicator)
Drying Iron dry Cupboard
dry
End
Display Fault / fault
description
Remarks, possible
cause Results
is flashing E:18 Heater-NTC fault
(TH)
- No temperature rise
after starting a program,
break in heater circuit,
- Damaged sensor
- Short circuit in sensor
wire
- O - Check heater circuit and
bimetal switch, replace
damaged parts
- Check sensor wire,
check connectors; replace
damaged parts
- Sh
ts and breaks
of wires are
etected by control after
switch-on
pen sensor circuit
- Contro
fault l interpretation
d
ort circui
the sensor
is flashing is flashing E:20
is flashing is flashing E:21
is flashing is flashing is flashing E:22
is flashing is flashing is flashing E:24
is flashing is flashing is flashing E:25
Control faul
lid)
Proces oftware s t
incorrect program d
software or
repl
t 1
(Update inva
- s s e
is e
- Update
ace control
is flashing is flashing is flashing is flashing E:26 Co t 2 - Control fault is
detected lace control ntrol faul - Rep
2.2 Test P Test
est: Display
rogram for Safety
T Sequence: :
START butto ter will with the
ngle sited connected
LED Start is illuminating n Starts the motor, the hea
centrifugal switch si to
mains voltage
- Do Safety Test
START butto ith pushing the start bu LED Start is flashing n - Program ends w tton
Depending on used tester can be neces
process with 180° twisted po
es again do.
sary
inspection
connector on wer
2.3 Indica d LCD)
Display:
tor Test (LEDs an
Test: Sequence:
START butto
/or LCD segments are illu
continuously for 4 sec.
All LED and/or LCD segm e illuminating n - All LEDs and minating s ents ar
CD segments are act All LEDs and/or LCD segm minating
successive in 0.5 sec step
- All LEDs and/or L
successive in 0.5 s ivated
ec steps
ents are illu
s
- Sequence starts again
2.4 Opera ting Elements
Test: Sequence: Display:
START butto utton uminating n - Press a START b LED Start is ill
OPTION butt e pressed button is illuminating ons - Press OPTION buttons successiv LED of the
CHANGE bu the seven segment display inclusive the
colon and the dot are illuminating.
tton - Press a CHANGE button All segments of
MENU butto button Another existing segments (excepting the colon, the dot)
of the LC display are illuminating. n - Press a MENU
Program selector - Select each position with the program selector Illuminating elements see the table below
buzzer
- Keep pressed the MENU button Continuous output of the acoustic signal sound level
steps inclusive "0"
LEDs Position
or display
Off 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Off
symbol
Dr
g X X X yin X X X X X
Iro Dry X X X X n X X X X
Cupboard Dry X X X X X X X X
An rease/End X X X X X tic X X X
2.5 Consumer test
Prüfung: Ablauf: Anzeige:
Motor u. Heizung - Motor u. Heizung werden mit einem zeitlichen Siehe Tabelle
Ablauf angesteuert
Time/s
absolute
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75
80 85 90 95 100 105 110
Duration/s 5 10 60 30
LED Drying X X
LED Iron dry X X
LED Cupb
Dry oar d
X
Display :01 :02 :03 :04
Motor
O n
Of f
Heating
On
Off
2. 6 Laundry resi ance mea ure te
est: q nce: sp
st s ment st
T Se ue Di lay:
- Open the dryer door
- Th function of the induc inpu
tested by making a short circuit betw
conductance electrodes and the drum
e tance t can be
een the
702_58300000121945_ara_en_a Page 30 of 33