Asko WM25 - Testing component functions; Testing element, motor, thermistor, etc.; Fault indication during testing

Service manual WM25
11
Testing element, motor, thermistor, high level, for leakage, drain pump, spinning
and door opening
7. Press the start/stop button (S1).
• The element switches on.
• The washing sequence starts.
• The water is heated to 20°C.
• The element switches off.
• The washing cycle ends.
• Valve 1 opens until level P6 (rinse level) is reached.
• Valve 2 opens for 10 seconds.
• Valve 4 opens for 10 seconds.
• The washing sequence starts.
• Leak test carried out for 20 minutes.
• The drain pump runs until level P1 (empty machine) is
reached.
•
The washing cycle ends.
• Spinning at max rpm occurs for 1 minute.
• The door opens.
Indication of faults:
Fault indication/symp-
tom
Cause
LED L1 and L2 flash. Warming up fault: The
temperature rises to
20°C within one minute.
LED L2 flashes. Warming up fault
: The temperature has
not increased by 20°C
within 10 minutes.
LED L3 flashes, the
test programme stops
and ”End” is shown in
the display (applies
to machines with a
display).
Fault at water intake
(valve 1)
LED L4 and L5 flash,
the test programme
stops and ”End” is
shown in the display
(applies to machines
with a display).
Fault during leak test
(pressure drop)
LED L4 flashes, the
test programme stops
and ”End” is shown in
the display (applies
to machines with a
display).
Fault during draining
LED L5 flash. Fault during spin cycle
The test programme then stops automatically and ”End” is shown in the display (applies to machines with a
display).