Automatic Backflush Filter F450
State:
05.02.2016
– 1.3
Georg Schünemann GmbH, Bremen
7-5
Malfunction
Possible cause
Arrangements
Option
Valve error
Flushing valve does not
open resp. not close
Check function of flushing valve
(Fig. 9-1 resp. Fig. 9-3 / 6) .
Check compressed air supply.
Proximity switch defec-
tive/wrongly wired
Check function of end position
switch.
Compressed air hoses
exchanged
Check the compressed air hoses
for right connection.
Solenoid valve defective Check function of magnetic valves
SV1, SV2 (see Fig. 9-1 resp. Fig.
9-3 / 13) and resp. change it.
Sound absorber in the
solenoid valve is blocked
Dismount Sound absorber and
clean it, if necessary exchange it.