Test Programme - Asko WM25 Service Manual

Service manual WM25

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.
S = Push button
L = LED
S9
L32
Main power switch
S11
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.
8
S5 S4
L31
L21
L20
L19
L25
L26
L33
L27
S10 S8
L22
L11
L23
L10
L24
L9
L8
L30
L29
L7
L28
S7 S6
Indication of faults:
Fault indication/symp-
tom
LED L1 flashes, the
test programme stops
and "End" is shown in
the display (applies
to machines with a
display).
L34
L12
S1
L13
L6
L14
L5
L15
L16 L4
S2
J1
Cause
Level system/valve fault
L1
L2
L3