Samson 3963 Series, Mounting And Operating Instructions

Page: 49 / 80

EB 3963 EN 49
Mounting and start-up
2. Turn the gasket  90°. The tip of gasket
 must rest in the plate cut-out marked
'9'.
3. Fasten the plate

and gasket

to the
connection plate.
The gasket of these solenoid valves must be
inserted as specified for "Internal pilot sup -
ply at port 4" (see Fig. 10).
Fig. 8: Changeover to external pilot supply:
Types 3963-XXXX0X4/-XXXXXX7
Types 3963-XXXX0X3/-XXXX006
The pilot supply in these solenoid valves is
fed internally over port 1 or 3, if not speci-
fied otherwise. To change to an external pi -
lot supply through port 9, proceed as fol-
lows:
1. Undo the cap screw on the connection
plate and remove plate  and gasket
 .
2. Turn the gasket

180°. The tip of gas -
ket

must rest in the plate cut-out
marked '9'.
3. Fasten the plate  and gasket  to the
connection plate.
The changeover must be performed on both
pilot valves for booster valves actuated on
both sides.
Fig. 9: Changeover to external pilot supply:
Types 3963-XXXX0X3/-XXXX006
Type 3963 -XXX0002/-XXX0012
-XXX0022/-XXX1011
The pilot supply in these solenoid valves is
fed internally over port 4, if not specified
otherwise. To change to an external pilot
supply through port 9, proceed as follows
(Fig. 10):
Note