spacer bushing (36), where it fits through the
(3) Use a soft drift to drive out bushing and
valve seat (34), freeing the spacer bushing (36)
other parts that would otherwise be damaged.
and valve seat (34), push out inside valve (37) and
( 4 ) To remove the piston (41), rotation
outside valve (32).
release ring (20) rifle bar (21) and valve seat
(8) To remove ratchet pawls (23), press the
assembly (34). insert a brass rod through the
end of pawl to compress pawl spring (25). Hold
front end of yoke (49) and tap against the striking
hand over pawl and remove the spring and pawl.
end of the piston.
(9) To remove the rifle nut, wrap the stem of
(5) To remove cylinder and parts use a brass
the piston with a cloth as shown in figure 5-9 and
drift pin approximately 2-5/8 in. diameter, apply
clamp into a soft jawed vise. Cut off the top of an
force against the end of chuck bushing to remove
old rifle bar and weld a "T" handle to the bar as
the thrust plate (43), support ring (44) and chuck
bar into the rifle nut and unscrew the rifle nut.
(6) To remove the support ring (27) and
The rifle nut has a left hand thread. Rifle nuts
r a t c h e t ring (26) use a drift pin through the
with excessive wear may have to be machined out
opening in the gland plug (5).
with a lathe.
( 7 ) To remove valve assembly, tap the
insert the piston into the cylinder as shown in
(10) To remove the buffer ring assembly,
reverse the ring from its operating position and