Installation Instructions

Document No. 129-561
Installation Instructions
June 15, 2016
Page 2 of 8 Siemens Industry, Inc.
Installation
CAUTION:
Do not damage or scratch the polished
surface of the valve stem.
Mounting an Actuator to a Valve
1. Ensure stem connection plate in the Valve Stem
Coupling is in the OPEN position. See Figure 3.
Figure 3.
2. Open the bonnet connection U-bracket. See
Figure 4.
Figure 4.
A
Manual adjuster (with slide switch)
B
Wiring knockouts
C
Position indication
D
Status indication
E
Housing cover
F
Valve stem coupling
G
Yoke
H
Bonnet connection U-bracket
3. Pull the valve stem to the fully extended position.
Then, slide the actuator on the valve bonnet. See
Figure 5.
Figure 5.
4. Completely close the bonnet connection U-
bracket. See Figure 6.
Figure 6.