21A-51
MANUAL GEARBOX
Mechanism housing: Refitting
JAX – JHX – JRX, and JR5
21A
REFITTING
Fit the first-second, third-fourth and fifth gear shaft
locating ball cartridges into the gearbox housing.
Fit the springs and balls for gearbox not fitted with a
ball cartridge.
Engage the ball assemblies using the (Bvi. 1570)
(27) .
Special tooling required
Bvi. 1570 JHX
–
JRX
Tools for fitting selec-
tor fork shaft locking
systems.
Bvi. 1175 JAX –
JRX
–
JHX
Bolt for fitting 5th
speed fixed gear.
Bvi. 1666 JAX –
JHX
–
JRX
Tool for fitting differen-
tial seals.
Bvi. 945 JHX Mandrel for fitting
sunwheel seal.
Bvi. 1058 JRX Mandrel for fitting
gearbox output seal,
differential side
Tightening torquesm
gearbox bell housing
bolts
25 Nm
reverse gear switch 25 Nm
mounting bolt for the
reverse gear fork brac-
ket
25 Nm
output shaft bolt 80 Nm
input shaft nut 190 Nm
bolts mounting the fifth
gear casing on the gear-
box
25 Nm
bolts mounting the
clutch slave cylinder on
the gearbox
21 Nm
114307
114748
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