GESTRA SRL 6-50, Оригинальная инструкция по установке

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19
Possible operating errors
Error
Position of
valves
Indicator & adjustor
pad
LED indication* Remedy
Purging time
elapsed without
purging
Operating
position
Valve D OPEN
Valve E OPEN
Valve F
CLOSED
Standby LED not
illuminated,
Stop LED illuminated
for approx. 40 sec.,
then Start LED lights up
(standby time)
Initiate purging during
standby time
Purging not fin-
ished successfully
during the preset
purging time
(5 min)
Operating
position
Standby LED not
illuminated,
Stop LED illuminated
for approx. 40 sec.,
then Start LED lights up
(standby time)
Initiate purging during
standby time
Purging not fin-
ished successfully
during the preset
purging time
(5 min)
Not in operat-
ing position
Standby LED not
illuminated,
Stop LED illuminated
for approx. 40 sec.,
then Standby LED lights
up again
(purging time)
Initiate purging during
purging time
For installations with two measuring pots
Purging time for
measuring pot 1
running, purging
for measuring
pot is started in
parallel
Operating
position
Indicated sequence as
specified above
Standby LED not
illuminated,
Stop LED illuminated
for approx. 40 sec.,
then Start LED lights up
(standby time)
Move all valves to
operating position.
Both logic units re-start
with standby time.
Now purge both meas-
uring pots one after the
other.
Purging time for
measuring pot 1
running, purging
for measuring
pot is started in
parallel
Not in operat-
ing position
Standby LED not
illuminated,
Stop LED illuminated
for approx. 40 sec.,
then Standby LED lights
up again
(purging time)
*after SRL internal purging time (5 minutes 10 seconds) has elapsed
Purging must be
repeated.
End of purging time
Waiting for NRS 1-50/51
appears alternately for
approx. 40 sec.
then the following
appears:
Purging
Valve D OPEN (CLOSED)
Valve E CLOSED
Valve F CLOSED
Troubleshooting
Indication, diagnosis & remedy