
HIGH PRESSURE CONTROL VALVE
Installation, Operation & Maintenance Guide
19
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Model: PO, PC
ASSEMBLY
14 Internal Yoke Assembly
Use a brush to grease the Upper Pivot point.
See Fig. 14-1
Slide the Spring Plate on the Pivot Sleeve.
See Fig. 14-2
Insert the Spring on the Sleeve.
Insert the second Spring Plate on top of the Stem.
Place Bonnet on top of internal assembly and insert
screws. See Fig. 14-3
NOTE:
Make sure you tighten the Bolts in a criss-cross pattern to
avoid any miss alignment. DO NOT OVER TIGHTEN. For
1in. and 2in. tighten Bolts from 25-30 ft/lbs torque.
See Fig. 14-3
Spring
Plate
Spring
Spring
Plate
Apply all purpose
grease to the base of
the Pivot Sleeve
Fig. 14-1
Fig. 14-2
Fig. 14-3
Pivot Sleeve