Reassembly And Settings Of The Limit Stops - Emerson Bettis Q Series Installation, Operation And Maintenance Manual

Section 9: Reassembly
April 2019
9.4

Reassembly and Settings of the Limit Stops

1.
Figure 35
2.
3.
4.
5.
46
Install the limit stop screws (30), limit stop nuts (31), limit stop washers (32) and
limit stop O-rings (33).
Install Limit Stop Bolts
Move the pistons inward until the slot in the top of the pinion is pendicular to
centerline of the housing.
Double check if the position of the slot and the cam on the pinion top is in the
correct position (see Figure 34). Screw in the right hand travel stop until it comes
into contact with the pinion stop face.
Move the pistons outward until the slot in the top of the pinion is in line with the
centerline of the housing.
Screw in the left hand travel stop until it comes into contact with the pinion
stop face.
— For accurate travel stop adjustment of the actuator on the valve,
see Section 5.
Installation, Operation and Maintenance Manual
32
31
33
30
DOC.IOM.BQ.E Rev. 3
Reassembly