47
87/88 Reciprocating Valve
Installing the FVP110 on the
4. Mount the FVP to the mounting bracket using four 1/4 - 20 UNC socket-head cap
screws. The set of mounting holes to be used is dependent upon the specific valve
stroke.
Figure 30 FVP Mounted on Reciprocating Valve
5. Screw the take-off rod to the actuator stem connector.
6. Ensure that the travel pointer is correctly positioned.
7. Bolt the left hand threaded rod end to the take-off rod with 1/4- 20 UNC nut.
8. Connect turnbuckle and lock nuts to each rod end. Turnbuckle length is a function of
actuator size. Verify proper length according to Table 3.
9. Position valve at mid-stroke by supplying air to the actuator or using a manual
handwheel if applicable.
Table 2 Lever Hole Locations for 87/88 Multi-Spring Actuator
Valve Stroke mm
(inches)
Lever Hole
20.3 (0.8) A
25.4 (1.0) A
38.1 (1.5) B
50.8 (2.0) C
63.5 (2.5) C
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