Wascomat W620 Classic, Service Manual

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21
21. Control unit
Service
Manual
Program OL02
Jumper on A gives correct function of Y25 (W3180-3330N, W640-675).
Y25 will flush in pre-wash and in main wash.
Jumper B gives correct function of Y25 (W375-3130N, W620-630). Y25 will
flush in pre wash and not main wash.
Jumper on C is bleaching function. It is recommended when compartment
4 is used for bleaching agent or if bleaching agent is supplied from a pump
unit. There will be a flushing in compartment 4 during 30 seconds, 3.5
minutes after selected temperature is reached. Note! The pump signal, on
connection X72:5 will appear 30 seconds before the flushing of
compartment 4.
Jumper on D is main wash function. It is recommended when compartment
4 is used for main wash detergent of if main wash detergent is supplied
from pump.
Jumper on E gives a correct function of valve Y15 (cold water). The valve
Y15 will open in main wash (W3180-3330N, W640-675).
Jumper on F gives a correct function of valve Y12 (W3180-3330N, W640-
675). There are no Y22 valve on these machines.
Jumper on G. (W3180-3330N, W640-675 with only cold water inlet). The
signal for Y25 (hot inlet) will give cold inlet (Y15) instead.
Jumper on H for the machines (W3180-3330N, W640-675) without inlet
valve Y35 will give cold inlet (Y15) instead and for the machines (W375-
3130N, W620-630) without inlet valve Y35 will give cold inlet (Y11) in
compartment 1 instead.
Jumper I (no heat). On machines without heating or machines with support
heating. The wash program will not stop and wait for the selected
temperature.
Jumper J (short program). If the jumper isn’t connected the agitation time in
the wash program will be twice as long. Pre wash will be changed from 3 to
6 minutes, main wash from 6 to 12 minutes and rinsing time from 1 to 2
minutes.
Fig.
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