Samson 3271 Mounting And Operating Instructions page 42

Servicing and conversion
11. Screw the actuator stem (A7) into the
compressor (A35). See Fig. 9-1.
12. Screw the collar nut (A15) with the collar
facing downward completely onto the
actuator stem (A7) and tighten it against
the compressor (A35). Observe tighten-
ing torques.
13. Apply a suitable lubricant to the actuator
stem (A7).
14. Place the diaphragm plate assembly to-
gether with the actuator stem (A7) point-
ing downward into the bottom dia-
phragm case (A2). Make sure that the
sealing elements are not damaged.
Fig. 9-1: Arrangement of parts for "stem extends" direction of action
9-4
15. Place the springs (A10) into the bottom
diaphragm case, centering them in the
intended recesses.
16. Place on the top diaphragm case (A1).
17. If necessary, preload the springs (see the
'Start-up' section).
18. Fasten the top and bottom diaphragm
cases (A1, A2) together using the nuts
(A21) and bolts (A20). Observe tighten-
ing torques.
A5
A4
A15
A92
A93
A35
A7
A4 Diaphragm
A5 Diaphragm plate
A7 Actuator stem
A15 Collar nut
A35 Compressor
A92 Nut
A93 Washer
EB 8310-2 EN