Asko WM25, Service Manual

Page: 8 / 16

Service manual WM25
8
Total reset of programmes and starting test programme
To access the test programme, total reset of the programme must be carried out as follows:
1. Make sure that the main power switch if off.
2. Hold the start/stop button (S1) in and start the machine by pressing the main power switch.
3. Check that any of the LEDs around the programme knob (L7 – L16) light. This indicates that total reset
has been carried out.
Testing LEDs
4. Press button S4/S5 and keep it depressed for approximately 20 seconds.
Note! This must be done within 3 seconds after carrying out total reset.
• All LEDs on the panel light up.
Testing inlet valves and water level (wash level)
5. Check that the door is closed.
6. Press the start/stop button (S1).
• The entire display goes out except L6 (by the start/stop
button), which starts to flash and continues to do so for
the remainder of the test programme.
• Valve 1 opens for 2 seconds.
• Valve 2 opens for 2 seconds.
• Valve 4 opens for 2 seconds.
• Valve 2 opens until level P2 (wash level) is reached.
• Valve 2 closes.
Indication of faults:
Fault indication/symp-
tom Cause
LED L1 flashes, the
test programme stops
and ”End” is shown in
the display (applies
to machines with a
display). Level system/valve fault
Test programme
The entire test programme is run in a sequence as follows. You can cancel the test programme at any time
during the programme by pressing the main power switch.
L34
L1
L2
L3
L6
L4
L5
S8
S11
S6 J1 S10
S1
S2
S7
L13
L12 L11
L14
L15
L16
L10
L8
L7
L9
L23
L22 L21 L31
L32 L33
L24
L30
L29
L20
L25
L26
L27 L28
L19
S9 S4 S5
Main power switch
S = Push button
L = LED