Bosch WTVC SERIES Скачать руководство пользователя страница 29

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6 FAULT

DIAGNOSTICS

2. Selecting

Observe corre

the test p

thod

rogram

ct me

for setting program selector!

Display

LEDs(Indicator)

Button
LED Drying Iron

dry Cupboard

dry

End

Display

Activate te
menu:

st Program selector switch to OFF position

Off

Turn
and
turni

the appliance on by pressing the Start

Delicates button simultaneously and
ng th

n).

Start is
flashing
quick

One time last error

e selector switch (either directio

Activate test
program:

a test pr

In test m

ogram:

Start is
flashin
quick

enu set program selector switch

is
flashi
quick

1st posi

Read

quick

ion to the right

t error storage

Start is
flashing

is
flashing
quick

2nd posi

Test pro

est

Start is
flashing
quick

tion to the right

gram for safety t

is
flashing

quick

3rd po

Display

test (LED/LCD)

Start is
flashin
quick

flashing

tion to the right

quick

4th posit

Control elements test

Start is
flashin
quick

ion to the right

is
flashing
quick

5th position to the right

Consum

Start is

er test

flashin
quick

flashing
quick

6th posit

Laundry

flashing

ion to the right

Start i

resistance measurement test

quick

is
flashing

quick

7th posit

Demo program

flashin
quick

ion to the right

Start is

is
flashing
quick

8th position to the right

Change

operatio

Start is
flashin

flashing

over 10A/16A (208V/240V)

quick

1st position to the left

Automat

Start is

ic end-of-line program

flashing
quick

Start test

rogram:

Press START

LED

ating

button

Start is illumin

Abort test
program:

Adjust program selector switch or press
START button

LED Start is flashing

Switch off appliance

Leave test
program:

Switch off appliance

1. Safety test

For the safety test must Heater Element (at least on one side with the phase ) switch on. The test must be done using

s is adaptive

Choose program with Heater; example Cotton Extra dry

cur

and Heater Elements must be switch on)

The Maximal Different Current must be under allowable limit while checking procedures is running.

different current method.
For this propose the following Inspection Proces
1.

Connect appliance with tester and power line

3. Program

start

The

rent consumption on tester (Motor

Annotation:

Depending on used tester (for example Meratester 5-f) can be necessary inspection process with 180° twisted power
connector ones again do.
Inspection Process must be done with cold Appliance to prevent that Heater Element is switch on.

2.1 Fault display

Display

Test: Sequence:

Standard Indicator

Display
E: failure number
C: numbers of failure

Last fault

- the last fault is displayed at first

Start and finished LED’s are

E:XX is displayed

flashin

Fault history - after further operation the START button, the

LED S

content of the error register (of the last 8 cycles)
is indicated

Status-LED’s: failure code

C:XX is displayed
Or blank if no failure

tart is illuminating

E:XX is displayed

Last fault

- if all register were indicated, the first fault is
displayed again by operation the START button

Filter- outflow hose LEDs
are flashing

E:XX is displayed

C:XX is displayed
Or blank if no failure

LEDs (Indicator)

Display

Fault / fault
description

Remarks, possible
cause

Results

Drying

Iron dry

Cupboard dry End

fault

is
flashing

E:11

Fluffing level 1

- Fluff filter, container
or air routes blocked

- Clean components
and air routes

is flashing

ainer

cked

- Clean components
and air routes

E:12

Fluffing level 2

- Fluff filter, cont
or air routes blo

is
flashing

is flashing

Maximum drying
time exceeded

- Heater or heater
control damaged
- Bimetal switch was
triggered
- Laundry load (to
heavy or to wet)

- Check heating
circuit and bimetal
switch, replace
damaged parts
- Reduce laundry
load or select
adequate program

ashing

is flashing

E:15

Fault in heating
circuit

- Excess temperature
of the heater is
detected

- Check air routes,
heater function and
heater control;
replace damaged
parts

is
flashing

is flashing is flashing

E:17

Door-NTC fault
(TD)

- Damaged sensor
- Short circuit in sensor
wire
- Open sensor circuit
- Control interpretation
fault

- Check wires and
connectors, replace
damaged parts
- Short circuits and
breaks are detected
by control after
switch-on

702_58300000121945_ara_en_a

Page 29 of 33

Содержание WTVC SERIES

Страница 1: ...OP aqua secure 4 2 5 General installation warnings 4 3 OPERATION 5 3 1 Controls 5 4 COMPONENTS 6 4 1 WTVC Gas Dryer Components 6 4 2 Operation 14 5 REPAIR 15 5 1 Disassembly Reassembly 15 5 2 Kit Installation 25 5 3 Diagnosing troubleshooting 26 5 4 Dryer noise 27 5 5 Customer diagnosing 27 5 6 Maintenance 28 6 FAULT DIAGNOSTICS 29 6 1 Overheating fault codes 32 7 TECHNICAL SPECIFICATIONS 33 7 1 D...

Страница 2: ...ppliance before beginning service h Carefully follow all servicing instructions Verify the instructions if there are any that you don t fully understand h Read and heed all Cautions and Warnings on the appliance and those with the replacement parts h Use caution and proper protective gear when handling chassis panels Some of the edges that are not normally exposed may be very sharp To avoid risk o...

Страница 3: ...t drying use shortest possible duct length and fewest of elbows Use the table below when selecting ducting 90º Turns Maximum Length Elbows Rigid Duct Flexible Duct 0 20 m 14 m 1 17 m 11 m 2 14 5 m 9 m 3 12 m 7 m 4 9 m 5 m 2 3 Feet leveling legs Using a level front to back and side to side adjust feet leveling legs until dryer is level When moving dryers screw in feet completely before moving dryer...

Страница 4: ... connect like standard hoses with no special installation needed If an inner hose ever should leak the hose shuts off and it s indicator shows red Hoses are one time and must be replaced when indicators are red 2 5 General installation warnings 702_58300000143767_ara_en_a Page 4 of 33 ...

Страница 5: ...below Rotate the knob to the desired drying program and push the Start Pause button There are option buttons for delicate fabrics and saving energy Dryer status is shown in LED s at the left of the display 702_58300000143767_ara_en_a Page 5 of 33 ...

Страница 6: ...re sensor and a manually resettable hi limit temperature protector The NTC is mounted at the rear of the assembly near where it attaches to the vent B Bu ur rn ne er r c ch ha am mb be er r Gas valve B Bu ur rn ne er r v ve en nt tu ur ri i F Fl la am me e s se en ns so or r I Ig gn ni it te er r H Hi i l li im mi it t B Bu ur rn ne er r c ch ha am mb be er r B Br ro ok ke en n b be el lt t s sw w...

Страница 7: ...y Fan wheel shaft Burner G Ga as s v va al lv ve e 4 1 5 Gas leak testing using soapy water Whenever gas connections are changed or disturbed they should be checked for leaks using a soapy water solution 1 Reconnect all gas connections and turn on the gas supply to the dryer using household gas inlet pressure 2 Apply soapy water solution with a spray bottle Spray union and brass connections comple...

Страница 8: ... Flame sensors detect flame out in 30 60 seconds and direct the igniter to reignite flames 4 1 8 Lint screen sensors The front bearing shield contains two sensors accessible after the lint screen is removed Along with the heater NTC and hi limit protector the lint screen NTC and hi limit protector provide temperature regulation and safety 30 seconds reliably igniting gas flames Igniters can be dam...

Страница 9: ...r exhaust duct connects to the fan and allows exhausting through the rear of dryers Using kits sales accessories dryers can be vented out the bottom or right side Fan Vent Push left plunger toward right to reset broken belt switch whenever drum or belt has been removed for any repair 4 1 11 Fascia control panel Fascia panel includes the knob which is factory built into the panel and cannot be obta...

Страница 10: ... Even though WTVC and WTMC dryers use the same fan motor they do not use the same fan Due to differing front bearing shield and lint screen dimensions air flows differently through the two dryers Dryer control software for each dryer is carefully matched to each fan to provide the same drying results WTMC fan 491640 hasn t been tested in WTVC dryers and WTVC fan 648683 hasn t been tested in WTMC d...

Страница 11: ... consists of an inner hose inlet water tubing and an outer hose corrugated to drain hoses If the inner hose leaks a small indicator window will show red meaning the hose must be replaced hoses cannot be reused once a leak occurs AQUASTOP hoses can be used with any washer or misting dryer with standard US threads 3 4 NH 11 5 threads inch They protect homes and provide peace of mind for people on va...

Страница 12: ...d When replacing the seal make sure all old adhesive is removed and no new adhesive gets onto the drum Any excess adhesive or residue may cause squeaking If the seal doesn t fit snugly against the drum it can be reshaped After the seal is attached to the drum wet the seal thoroughly using a spray bottle Shape the seal toward the drum and run the dryer 20 minutes on a heated timed dry setting Since...

Страница 13: ...e the display is off an internal switch S3 on the control board has been damaged and the entire control module has to be replaced 4 1 22 Serial label The serial label is located below the door and shows the model E Nr and serial of the dryer 702_58300000143767_ara_en_a Page 13 of 33 ...

Страница 14: ... allowing the inner hose to carry water If an inner hose ever should leak water fills the outer hose where a sponge in the hose end connected to the water line absorbs water pulling a plunger down to stop water flow and show red in the indicator window The outer hose is sealed and won t leak Any remaining water pressure won t re open the hose but will help keep the hose closed The hose has a one t...

Страница 15: ...ing the bottom tabs 5 1 3 Control module Remove control module from fascia panel progressively from left to right carefully releasing all plastic latches so latches don t break Gently pry up left side of control so latches don t re close Control will release from fascia panel and knob There are other latches joining the control module housing together which don t need to be released to remove the ...

Страница 16: ... reassembling fascia control panels set panels face down so button caps don t fall out 5 1 5 Round button assembly The clear round button assembly is connected by delicate plastic rods When removing buttons gently pry out and remove them as a group not individually m CAUTION 75 of all controls returned for analysis check out OK Most control issues are due to loose connections 5 1 6 Bottom front pa...

Страница 17: ...n the door inside out i e with inner door glass facing up Remove two 2 M4 2x19 T 20 Torx latch cover screws and remove the latch cover and latch out from the door Once latch has been removed remove the remaining four 4 M4 2x19 and five 5 countersunk T 20 Torx screws from the inner door frame Lift the inner frame from the door The door glass bowl is shown here in the standard hinge right position N...

Страница 18: ... 5 1 7 and place it front side down on a protected surface to avoid scratching the outer door frame and door glass Make sure hinge plastic bushings remain on the hinge 2 Disassemble door 5 1 8 until only outer door frame and outer door glass cover remain including removing single screws under the hinge and latch covers 3 Rotate outer door frame and outer door glass cover 180º All parts will be rea...

Страница 19: ... disassembled inner ring glass bowl inner frame when reassembly is completed the hinge will be rotated 180º Be sure to reinstall the single screws under the latch and hinge cover plates 90º 6 Move latch to left side and reassemble door latch cover 7 Remove left side front panel latch cover by removing two 2 screws 702_58300000143767_ara_en_a Page 19 of 33 ...

Страница 20: ...install front panel latch cover on the right side of the dryer with 2 screws 10 Place door onto hinge and reinstall door hinge cover with four 4 screws to secure door to dryer 5 1 10 Rear panel Remove top panel 5 1 1 for better access to parts Remove two T 10 Torx screws holding rear panel to rear exhaust vent Remove T 20 Torx screws holding rear panel to frame and to power connection sheet Lift p...

Страница 21: ...ont drum support wheels then lift drum from dryer Disconnecting belt 5 1 12 Gas valve and burner The gas valve and burner are attached as an assembly so the same instruction applies Gas valve Burner Burner G Ga as s v va al lv ve e Drum cover Drum shaft clip 1 Turn off gas supply unplug power cord 2 Remove rear panel 5 1 10 and drum cover 5 1 11 3 If needed for better access remove drum 4 Disconne...

Страница 22: ...emove motor from cradle remove two spring clips and lift up from cradle 5 1 14 Front panel 1 Remove fascia panel 5 1 2 If necessary for access remove top panel 5 1 1 2 Remove door 5 1 7 and door hinge 5 1 9 8 3 Remove lint screen and door seal 4 Remove toe kick panel 5 1 6 5 Remove T 20 Torx screws from top bottom of panel and around door then lift panel up from four plastic mounting tabs Tab Moto...

Страница 23: ...lete motor cradle with motor and fan to save time 6 Remove NTC and Hi Limit from bottom of front bearing shield and lamp from top of front bearing shield Remove mist water hose for misting dryers 7 Remove front bearing shield from rear of dryer 8 If needed remove drum support wheels 5 1 16 Moisture sensor The moisture sensor can be accessed from the front of the dryer by opening the door Carefully...

Страница 24: ...n from motor shaft use a 1 wrench and rotate fan clockwise from left to right Turn fan clockwise cw to loosen i e left handed thread When removing fan hold motor shaft not motor rotor fins to avoid damaging fins 5 1 18 Serial E Nr label The serial label located on the front panel under the door shows the model E Nr and serial of the dryer 702_58300000143767_ara_en_a Page 24 of 33 ...

Страница 25: ... 4 After noting connections disconnect wires to all parts including gas valve igniter flame sensor Hi limit NTC Be careful to not damage igniter 5 Remove burner chamber burner then remove burner ring from burner as its not needed for LP 6 Remove natural gas valve and replace with LP gas valve Install LP rating plate and conversion labels 7 Reinstall all other parts Check gas pressure at gas valve ...

Страница 26: ...t tripped Clean lint screen and clean lint and other debris from front shield then replace hi limit Also check exhaust duct length of elbows Gas valve failed Check voltages to and resistances of parts Replace faulty parts Heater hi limit thermal cutout tripped Correct what caused overheating then reset hi limit Burner won t work Wire harness failed Run resistance or continuity checks to track down...

Страница 27: ...air and then turn dryer off and on again No program selected Select program Light bulb defective light bulb burned out Change light bulb No power supply Guarantee power supply Drum light doesn t function Light bulb is loose Tighten light bulb Dryer has a noise Is dryer level NO Level dryer YES Clean out debris Check exhaust for debris Spin drum to check if drum shaft is bent Check if 4 drum bearin...

Страница 28: ... exceeded Turn off dryer leave to coo min and then turn Degree of drying has not been reached or the drying time is too long ss not set gree of Display may indicate E 03 Degree of dryne correctly Change settings for de dryness 5 6 Maintenance 5 6 1 Cleaning lint filter The lint filter should be cleaned after each use The Filter light comes on after each cycle and when the door is open while the dr...

Страница 29: ...ing different current method For this propose the following Inspection Proces 1 Connect appliance with tester and power line 3 Program start 4 The rent consumption on tester Motor Annotation Depending on used tester for example Meratester 5 f can be necessary inspection process with 180 twisted power connector ones again do Inspection Process must be done with cold Appliance to prevent that Heater...

Страница 30: ...m 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 Operating 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 button...

Страница 31: ...On Off blank 10 1 s On blank Off 11 1 s On Off blank 12 1 s On blank Off 13 1 s On Off blank 14 1 s Off On blank 15 10 s only drying LED ON Counts from 0 30 to 0 20 descending Off 16 10 s Off only Damp Dry LED ON Counts from 0 20 to 0 10 descending 17 10 s Off only Regular Dry LED ON Counts from 0 10 to 0 00 descending 18 5 s Off only Anticrease End LED ON 0 00 19 back to step 1 effect Test eque c...

Страница 32: ...r an 5ºC in econds 25 times 3 15 Burner fa re Burner temperature rose more than 5º or lint scre temperature rose more than 85ºC Motor d ner shut o vent ducts an custo service nd ch show any of the following codes 1 Overheating fluffing le e than mo 8ºC i seco Overhe ng f m e th 5 s E ilu 11 C en an bur ff Notes on set odes are to tically clea d after 8 dr lt des must turn dry c sively s lve is con...

Страница 33: ...y factor EF 2 67 lbs kwh 7 1 6 Duct length max 66 20 m of 4 rigid metal duct 7 1 7 Gas igniter ratings Igniters glow and reach 2100ºF after 30 seconds Igniter resistance 76Ω room temperature 7 1 8 Flame sensor ratings Sensors react to flame out in 30 60 seconds 7 1 9 Air flow volume flow rate vs exhaust duct length 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300...

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