23 Fit selector forks into position.
24 Slide selector rods into position, taking care not to
dislodge the interlock plunger. Apply JCB Threadlocker
and Sealer to selector fork retaining screws H, and
tighten to 35 Nm (26 lbf ft).
25 Fit 1st gear selector detent ball and spring at position A.
Apply JCB Threadlocker and Sealer to the detent plug
25a, screw in and tighten.
26 Temporarily fit the 3rd and 4th gear selector detent
assembly at position B, do not apply sealant to the plug
at this stage.
27 Check that each gear engages fully, and that the
interlock plunger prevents simultaneous engagement of
2 ratios.
28 Remove the 3rd and 4th gear selector detent assembly
from position B. Lift the selector rod J to select 4th
gear. With 4th gear selected, temporarily lock the rod in
in position by screwing in service tool 892/01077 at B.
Temporarily fit service tool 892/01078 to the torque
converter end of mainshaft M. If the tool is not available
a suitable M8 bolt approximately 100 mm long can be
used.
29 Apply a bead of JCB Multigasket to mating face of
casing. Insert 'O' rings Z. Smear grease onto reverser
shaft ring seals, and apply JCB HP Grease to bearings
prior to fitting output end casing.
Note: Make sure that the forward/reverse shaft ring seals are
in good condition before fitting output end casing.
112 - 7
Section F Transmission
9803/3280
Section F
112 - 7
Issue 1
Synchro Shuttle Gearbox
Assembly (cont'd)
25
25a
24
23
23
M
J
H
H
H
H
A
B
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