Table of Contents
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Contents
1
INTRODUCTION.................................................................................................................................. 5
1.1
Purpose of this manual .................................................................................................................. 5
1.2
Warnings....................................................................................................................................... 5
1.3
How to proceed ............................................................................................................................. 5
2
WM APPLIANCE CONTROL PANELS ................................................................................................. 6
3
DIAGNOSTIC SYSTEM........................................................................................................................ 7
3.1
Accessing diagnostic ..................................................................................................................... 7
3.2
Quitting the diagnostics system ..................................................................................................... 7
3.3
Diagnostic test phases................................................................................................................... 8
3.4
Selector efficiency check ............................................................................................................... 9
3.4.1
Programme selector .............................................................................................................. 9
3.4.2
Temperature selector .......................................................................................................... 10
4
ALARMS ............................................................................................................................................ 11
4.1
Displaying the alarms to the user ................................................................................................. 11
4.1.1
Styling A3-Z3 ...................................................................................................................... 11
4.1.2
Styling A5 A6-Z5 Z6 - K6.2 .................................................................................................. 11
4.2
Reading the alarms ..................................................................................................................... 12
4.2.1
Displaying the alarm............................................................................................................ 13
4.2.2
Example of alarm display..................................................................................................... 13
4.2.3
Operation of alarms during the diagnostic cycle................................................................... 13
4.2.4
Rapid reading of alarms ...................................................................................................... 14
4.2.5
Deleting the last alarms....................................................................................................... 14
4.3
ALARM SUMMARY TABLE......................................................................................................... 15
4.4
Notes on the behaviour of certain alarms..................................................................................... 18
5
CANNOT ACCESS THE DIAGNOSTICS PROGRAMME.................................................................... 19
5.1
None of the LEDs on the circuit board light up ............................................................................. 19
5.2
Some of the LEDs on the circuit board light up............................................................................. 19
6
TROUBLESHOOTING BASED ON ALARM CODES .......................................................................... 20
E11: Water fill difficulty during washing............................................................................................ 20
E13: Water leaks............................................................................................................................. 22
E21: Drain difficulty ......................................................................................................................... 24
E23: Problems with the component (triac) controlling the drain pump .............................................. 26
E24: Sensing circuit of the component (triac) controlling the drain pump faulty................................. 28
E32: The analogue pressure switch causes an error during calibration ............................................ 29
E35: Water level too high ................................................................................................................ 30
E38: Internal pressure chamber is clogged...................................................................................... 31
E41: Door open (device with 3 connections with flange) .................................................................. 32
E41: Door open (device with 3 connections and no flange).............................................................. 34
E42: Problems opening door (device with 3 connections with flange)............................................... 36
E42: Problems opening door (device with 3 connections and no flange) .......................................... 38
E44: Door closed "sensing" circuit faulty.......................................................................................... 42
E45: Problems with the "sensing" circuit of the component (triac) controlling the door delay system. 42
E51: Motor power triac short-circuited ............................................................................................. 43
E52: No signal from motor tachometric generator (first part) ............................................................ 44
E52: No signal from motor tachometric generator (second part)....................................................... 46
E53: Problems with the "sensing" circuit of the component (triac) powering the motor...................... 48
E54: Motor relay contacts sticking ................................................................................................... 49
E62: Overheating during washing.................................................................................................... 50
E66: Heating element power supply relay faulty .............................................................................. 51
E68: Washing heating element leakage........................................................................................... 52
E69: Washing heating element damaged ........................................................................................ 53
E6A: Heating relay sensing faulty.................................................................................................... 54
E6H: Heating element power relay faulty (incongruence between sensing and relay status) ............ 54
E71: Washing NTC probe faulty ...................................................................................................... 55
E74: NTC probe improperly positioned ............................................................................................ 56
E83: Error reading the programme selector code............................................................................. 57
E86: Programme selector configuration error................................................................................... 57
E91: Communication error between the display board and the main circuit board ............................ 58
E92: protocol incongruence............................................................................................................. 59
E93: Appliance configuration error................................................................................................... 59
E94: Incorrect configuration of washing cycle .................................................................................. 59
E97: Incongruence between control selector version and configuration data.................................... 59
E9C: Display board configuration error ............................................................................................ 59
2010 SOI/DT-mdm FCPD-dp Quality tb
Guide to diagnostics for electronic controls EWM0931x
3/67
599 72 97-24
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