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Repair
3A8004B
21
57.5 in-lbs (6.5 N•m). Cover plate (707) is then
attached with two M3 screws (705). Torque to 12
in-lbs (1.35 N•m). Used O-Rings (722) should be
replaced with new O-Rings before reassembly. See
F
5. Place seal ring (603) into the groove on outside of
the bearing housing (604). Slide the completed unit
onto the central body (101) and make sure the face
of the bearing housing is tight against the face of the
central body. Slide lockring (401) onto the central
body and tighten the two M5 screws (403).Torque to
57.5 in-lbs (6.5 N•m). See F
6. Insert the inlet packing spacers, (203) and return
packing spacer (204) rod seals (201) and rod
bearings (202) into the central body. See
Insert and Removal Tool Kit, 25T489
for installing rod seals. Note that longer return
packing spacer (204) is placed in chamber III as
marked on the front of the central body. See F
7. Mount the three remaining rod seals (201) into the
air cylinder housing (509), See
installing rod seals. Fit a new gasket (511) and use
three M4 screws (508) to secure the air cylinder
housing to the central body (101).Torque to 29.2
in-lbs (3.3 N•m). See F
8. Insert a new adapter gasket (102) into the slot on
the face of the central body (101). Push the
appropriate adapter (103/105) onto the central body
while lining up the adapter pin holes with the
locating pins. Place a new gasket (104) for two
F
IG
. 24
F
IG
. 25
705
707
716
722
Connection
housing
assembly
403
402
603
604
F
IG
. 26
F
IG
. 27
201
202
204
201
203
101
511
509
201
508