Wascomat W620 Classic Service Manual - page 72
29
29. Door and door lock
8
Service
Manual
Fig.
7
5193
7
X93: Input from level guard
If the input indicates “Water in drum” when the
door is not locked, the door cannot be locked.
The LEDs then show the error code
● ● ❍
.
Input voltage Function X93
5 V DC:
Water in drum (level guard open)
0 V:
Drum empty (level guard closed)
X94: Input from motor control
If the input indicates “Motor operating”, the door
cannot be locked. The LEDs then show the error
code
❍ ● ●
.
The input signal from X94 is compared with the
signal from the rotation sensor B3 (input X95).
If the motor signal is operating, but the rotation
sensor does not provide a signal, the error code
● ❍ ❍
is shown.
If the rotation sensor indicates motor rotation
when there is no motor signal, the error code
❍ ● ❍
is shown.
Input voltage Function X94
5 V DC:
Motor not operating (input closed)
0 V:
Motor operating (input open)
Door lock control A31
X90
X91
1
2
1
2
200-
240 V
Voltage
supply to A1
Level guard
B2
1
2
1
2
1
2
X93
X94
X92
1
2
X31
Programme unit
A111
1
3
X304
Motor relays
B3
X95