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Instruction Manual
D103300X012
Figure 8. Sectional of Typical Valve Body
9. For standard packing, install the packing according to the appropriate instructions presented in step 5 of the
Replacing Packing section on page 11 of this manual.
For ENVIRO‐SEAL packing, install the new packing system components as described in D101643X012.
10. Install the anti‐blowout ring (key 40) in the groove in the drive shaft.
11. Rotate the disk to the approximate closed position.
12. Mount and adjust the actuator per the following Actuator Mounting section on page 17 of this manual.
Actuator Mounting
With the valve body out of the line, mount the actuator on the valve body in accordance with the instructions in the
actuator instruction manual. Mount the actuator yoke to the valve body, and tighten the actuator‐mounting cap
screws and nuts (keys 35 and 36) to the appropriate torque from table 8.
Key numbers in this procedure are shown in figure 11 unless otherwise indicated.
1. Determine the actuator mounting style and position from figure 10.
X2
CCW DISK
ROTATION
TO OPEN
X1
ACTUATOR END
OF SHAFT
POSITION INDICATION MARK INDICATES
APPROXIMATE DISK POSITION
8580 Valve
April 2020
17
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