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GEARBOX
(1)
Tap the mainshaft towards the rear
somewhat difficult by the adjacent
with a soft metal drift, as shown in
thrust washer which has three lugs,
Fig. 11, sufficiently to clear the bearing
Fig.
11
Driving Mainshaft to rear with Tool No.
Circlip with Churchill Tool No. 2oSM69.
~ o S M I to free Centre Main Bearing.
equally spaced, and engaging alternate
from the casing. Next tilt the shaft
splines on the mainshaft. Quite apart
sufficiently to enable the third and top
from the necessity to engage the
synchro unit to be withdrawn as
three available splines with the
full
shown in Fig. 12. Note the position
length prongs, in some cases it may be
necessary to tap the circlip round on
these prongs, to free it from its recess
%
before it can be withdrawn. A new
Fig.
12
Removing Top and Third Synchro Unit.
circlip should always be used when
re-assembling.
(n) Withdraw thrust washer, third main-
shaft constant gear and bush, second
mainshaft constant gear and bush,
thrust washer with three lugs to fit
splines and the second speed synchro
unit which also incorporates the first
mainshaft gear.
The mainshaft can
now be withdrawn.
( 0 )
Remove the small seeger circlip and
thrust washer which locates the ball
race on the mainshaft and extract the
race as shown in Fig. 14. The triangu-
lar washer can then be removed from
behind the race.
(p) After removal of the lock nut and
of the short boss on the synchro hub is
locating screw the reverse selector
towards the mainshaft arclip.
shaft and bronze selector fork can be
(m) Remove mainshaft circlip with the
special extractor shown in Fig.
13.
The extraction of this circlip is made
withdrawn.
A steel selector shaft
insert located at the rear of the casing
and a welch plug at the front can easily
be removed.
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