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Instruction Manual
D103298X012
actuator, release all pressure from the actuator. Use lock‐out procedures to be sure that the above measures stay in
effect while you work on the equipment.
CAUTION
When removing the actuator in the following step, use a wheel puller to separate the actuator parts from the valve shaft.
Do not drive the actuator parts off the valve shaft because this could damage valve trim components.
2. Remove the actuator per instructions in separate actuator instruction manuals, then remove the cap screws and
nuts (keys 35 and 36). Remove the clamp (key 130, figure 3) if the strap (key 131, figure 3) is used.
3. Remove the packing flange nuts and the packing flange (key 26) if used and pull out the packing follower (key 25).
Disassembly
1. Remove the seal ring assembly according to steps 3 and 4 of the Replacing Seal Ring section on page 12 of this
manual.
2. Remove hex nuts, blind flange, gasket, spacer (if present), follower spring seats, and follower spring (keys 19, 17,
16, 15, 9, and 12).
Figure 5. Orientation of Bearing Tabs
BEARING TAB
BACKSIDE OF VALVE
Control-Disk Valve
June 2017
BEARING TAB
13
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