Service manual

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9 SERVICE
A single procedure is used to access the diagnostic mode, also known as the Service mode. Once
this mode is accessed, the serviceman can:
• read / cancel alarms
• check the various components in the appliance for proper operation
• start a diagnostic cycle
• adjust the brightness and contrast of the LCD
In certain cases, when the user is not satisfied with washing performance, the serviceman can use a
special procedure to select two supplementary options that improve performance:
• Extra rinse (cold)
• Disabling of pulse washing (PW), enabling of continuous washing (Ctrl)
9.1 Accessing the diagnostic mode
1. Open the door, press simultaneously and keep down buttons Option and OK-Start
2. Turn on the appliance using button S0
 The LCD turns on with the welcome message
3. The first message in the diagnostic mode appears
4. Press “Options” button repeatedly to scroll through the diagnostic mode:
Number of
presses of
button
Options
LCD display Function
Reference
-- 1 ERROR CODE i
• Display of alarms stored in memory and
activation of machine systems
See 9.2
1 3 LED TEST
• Test of all LEDs and the display
• Cancellation of all alarms stored in memory
See 9.3
2
4 LINE TESTS
alternates with
NUMERO CICLI XX
• Selection of test cycle
• Count of all cycles executed
See 9.4
3
5 PULS WASHING
YES
• Enabling/disabling of pulse washing
See 9.5
4 6 EXTRA RINSE NO
• Enabling/disabling of extra rinse
See 9.6
5 BRIGHTNESS 5
• Brightness adjustment
See 9.7
6
HARDNESS 40-50
°TH
• Adjustment of regeneration level to suit water
hardness
See 9.8
5. To exit the diagnostic mode:
 Press “Cancel” button until the system is set to the cycle selection mode
OR
 Turn off the appliance using button S0