SPX FLOW W63 - W61 Y Valve Disassembly

Maintenance Waukesha Cherry-Burrell Brand W60/W80 Valves
Page 22 95-03022 08/2018
W61Y Valve Disassembly
Air-to-Raise Actuator
1. Apply air to Port A to raise the stem.
2. Remove the body clamp (Figure 10, item 5).
3. Release the air pressure.
4. Remove the body from the adapter (item 3). For two-piece
bodies, un-clamp and remove the lower body first.
5. Shut off the air and disconnect the air line to the actuator.
6. For valves with control modules, disconnect/lockout the
electrical power to the valve.
7. Using 5/8-inch wrench flats on the stem, unscrew and
remove the valve stem (item 7).
8. Replace the seat ring (item 8) as needed. See “Seat
Replacement” on page 37.
9. Unscrew the adapter (item 3) from the yoke.
10. Remove the body o-ring (item 6) and stem o-ring (item 4);
replace them as needed.
11. Inspect and replace the PTFE bearing (item 2) as needed.
Air-to-Lower Actuator
1. Shut off the air and disconnect the air line to the actuator at
Port B.
2. For valves with control modules, disconnect/lockout the
electrical power to the valve.
3. Remove the body clamp (item 5) and body from the adapter
(item 3). For two-piece bodies, un-clamp and remove the
lower body first.
4. Using 5/8-inch wrench flats on the stem, unscrew and
remove the valve stem (item7).
5. Replace the seat ring (item 8) as needed. See “Seat
Replacement” on page 37.
6. Unscrew the adapter (item 3) from the yoke.
7. Remove the body o-ring (item 6) and stem o-ring (item 4);
replace them as needed.
8. Inspect and replace the PTFE bearing (item 2) as needed.
Figure 12: W61Y Shut Off Valve
1
2
4
5
6
7
8
B
A
VA100-501a