Instruction Manual
D104727X012
DSV1000 Valve
June 2022
7
Figure 3. Packing Arrangement Details
LIVE-LOADED
PACKING ARRANGEMENT
DRIVE SHAFT
(KEY 4)
PACKING FLANGE
(KEY 37)
SPRING PACK AND
FOLLOWER ASSEMBLY
(KEY 38)
ANTI-EXTRUSION
RING (KEY 32)
PACKING BOX
RING (KEY 34)
PACKING STUD AND NUT
(KEYS 35 AND 36)
PTFE V-RING
PACKING SET
(KEY 33)
B2472-1
E1659
2. To assist with future reassembly, note and mark the orientation of the actuator with respect to the valve body and
the coupler orientation with respect to the valve drive shaft.
3. Refer to the appropriate actuator instruction manual for information on removal.
4. Remove the actuator mounting screws, bolts, or nuts while properly supporting the actuator then separate the
actuator and mounting bracket from the valve.
parts.
6. Remove the packing follower nuts, packing flange, and spring pack and packing follower (keys 36, 37, and 38).
7. Remove the packing parts:
a.
If the packing box housing (key 6) is mounted on the valve:
Use a formed wire hook with a sharp end to pierce
the packing rings, and pull the rings out of the packing box housing. Do not scratch the drive shaft or packing
gland bore. Scratching these surfaces could cause leakage. Clean, inspect, and obtain replacement parts as
necessary for reassembly. Examine the drive shaft and packing gland bore for any signs of damage that may
prevent proper sealing.
b.
If the packing box housing is separated from the valve (refer to Seal Ring Maintenance section of this manual for
disassembly instructions):
Remove the drive shaft (key 4) from the packing box housing. With the drive shaft
removed, remove all internal packing parts. Clean, inspect, and obtain replacement parts as necessary for
reassembly. Examine the drive shaft and packing gland bore for any signs of damage that may prevent proper
sealing.