10. Grip the flats of the connecting rod with an
adjustable wrench. On the other side of the
base housing (201), use an adjustable wrench to
tighten the screw to 120 in. lb. (13.6 N•m).
Remove
Remove
Remove the
the
the Isolation
Isolation
Isolation Valve
Valve
Valve Stem
Stem
Stem
This procedure requires the sleeve tool (112) and
stem tool (113). See
.
1.
Prepare the isolation system for service. See
Prepare the Isolation System for Service, page
89
2.
Remove the isolation valve from the cabinet. See
Remove the Isolation Valve from the Cabinet,
page 90
.
3.
Place the sleeve tool (112) over the isolation
valve sleeve (221) and screw onto the housing
(218).
4.
Thread the stem tool (113) into the sleeve tool
(112) and tighten to interlock.
5.
Rotate both tools (112, 113) as one to apply
pressure to the spring (220) inside. When both
tools are tightened, the valve is opened, allowing
the valve stem (222) to come out.
6.
Insert a 3/16 inch Allen wrench into the end of
the valve stem (222) and turn with moderate
force to start.
7.
Unscrew until the valve stem (222) can be pulled
out.
Note
Be careful not to scratch the valve stem
(222) when extracting and handling.
8.
Unscrew both tools (112, 113) together until they
loosen the spring (220) and come off.
9.
Unscrew the stem tool (113) from the sleeve
tool (112) and remove the isolation valve sleeve
(221) and spring (220).
10. Replace the valve stem o-rings. See
Isolation Valve Stem O-rings, page 96
Figure 38 Tools Removing Valve Stem
3A8493A
95
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