TM
55-6680-234-40
(5) Machine off and burnish rear shaft
f. Disassemble rear plate and shaft assem-
bly as follows. (See figure 10.)
(7) to a diameter of 0.0466 +.0000
.0002. W dimensions in figure 4.
(1) Remove extension shaft (1) by pull-
(6) When reassembling rear plate and
ing straight away from plate (4).
shaft assembly to obtain end play
(2) Complete disassembly of rear plate
for rear shaft (7), shim on rear shaft
and shaft assembly as previously out-
behind bearing (6) using stainless
lined in paragraph c(2). Remove
steel shim washers with an inside
bearing (6) from plate (4) and bear-
diameter of 0.047 and an outside diam-
ing (17) from rear plate (18).
eter of 0.109 in the thickness re-
quired if end play is excessive. If
Note. See note following (3) above. The
end play is insufficient, use stain-
41105-C5A-4-B3 indicators also have a
less steel shim washers with an
jewel (6) in plate (4) and a jewel (17) in
rear plate (18). (See figure 10.)
inside diameter of 0.126 and an out-
side diameter 0.173 in the thickness
(3) Refer to figure 10. Place plate (4)
required, between legs of plate (4)
in a suitable small arbor press with
and rear plate (18) by placing shim
front or large bearing diameter fac-
or shims in position that screw (20)
ing up. With a tapered bushing,
passes through shim at assembly.
apply enough pressure to create a
(7) To facilitate the insertion of bear-
slight flange on inner diameter. This
ing (17) in rear plate (18), strike
will prevent hawing (6) from com-
jewel a sharp blow with a pointed
ing forward in through bore from
object and shake out pieces. The re-
rear.
placement bearing will fit in the
Caution: Excessive pressure on the
area previously intended for the
tapered bushing will cause bearing
jewel.
bore to taper, and result in outside
8. Cleaning
diameter of bearing to bind at edge
of taper.
Clean the disassembled components in ac-
cordance with the following steps:
(4) Ream bearing bore in rear of plate
(4) for smaller bearing (6). Do not
Warning: Use solvent in a well ventilated
area. Do not inhale solvent vapor or allow
ream deep enough to remove flange
solvent to come in contact with the skin. Keep
pressed in during (3) above. See
solvent away from open flame.
dimensions in figure 2.
Figure4. Modification of Rear Shaft
9
