Samson 3731-3 Mounting And Operating Instructions page 21

1 Lever
1.1 Nut
1.2 Disk spring
2 Follower pin
3 Follower clamp
10 Cover plate G ¼
11 Cover
11.1 Vent plug
Cut-out of
cover plate (10)
View A
16
Ansicht A
Ansicht B
View B
SUPPLY
Fig. 5 · Direct attachment – Signal pressure connection for Type 3277 Actuator with 175 to 750 cm²
Attachment to the control valve – Mounting parts and accessories
12 Connection block
12.1 Screw
12.2 Stopper or connection for
external piping
13 Switch plate
14 Gasket
15 Formed seal
16 Gasket
17 Bias spring
(only for direct attachment)
2
View C
Ansicht C
17
16
Actuator stem
retracts
Connection block (old)
13
with switch plate (13)
12
Stem retracts
Stem extends
Marking
15
1.1
1.2
C
SUPPLY
16 12
extends
10 14
3 11
2
1
12.1 12.2
A
12.1
EB 8387-3 EN
11.1
B
12
12.2
21