Emerson Bettis Q Series Installation, Operation And Maintenance Manual page 53

Installation, Operation and Maintenance Manual
DOC.IOM.BQ.E Rev. 3
1.
2.
3.
4.
Figure 38
Reassembly
Grease the O-ring seals (11) and B port seals (2) according to step 9.1.
Ensure that O-ring seals (11) and B port seals (2) are kept in place during assembly.
Place the spring cartridges in actuator as per required spring set (see Figure 37).
Put the end cap screw washer (10) on the end cap screw (9) and tighten each end
cap screw in small equal turns and in the sequence as per Figure 38. Refer to Table
17 for the correct torque. We recommend to use some grease on the screws for
easier fastening.
Spring-Return End Cap Assembly Size 40 to 600
5 11
10
9
3
2
1
4
30 11
2
Section 9: Reassembly
April 2019
5
10
9
2
49