Changing The Mounting Type; Changing The Mounting Type To Mounting Using Rods (Form B To Form C) - Samson 3371 Series Mounting And Operating Instructions

5.2 Changing the mounting
type
The mounting type of actuators with 120 cm²
actuator area can be changed subsequently.
Note
Table 1 provides an overview of the possible
combinations (Form B and Form C).
2 Valve bonnet
98 Central nut
A11 Rod
Fig. 13: Mounting types: mounting using crossbeam (Form B, left) and mounting using rods (Form C,
right)
EB 8317 EN
5.2.1
Note
For mounting the rods, a plate (A60) and
two bushings (A12) are required to adapt it
to the rod diameter.
1. Remove the clamps of the stem connec-
tor.
2. Unscrew the central nut (98).
3. Lift the actuator off the valve bonnet (2).
4. Undo the rod nuts (A72).
A11
98
A17
A72
2
A12 Bushing
A17 Crossbeam
Mounting and start-up
Changing the mounting
type to mounting using
rods (Form B to Form C)
A60 Plate
A72 Rod nut
A11
A12
A60
2
A72
27