8.ENGINE
8-103
-GEARBOX AND SHAIFTING
MECHANISM
-PUTPUT SHAFT AND COUPLING
MECHANISM
-REAR DIFFERENTIAL AND
LOCKING MECHANISM.
Inspecting the Gearbox Housing
Check gearbox ball bearings for:
contamination and/or metal shavings.
Check if ball bearings turn freely and
smoothly.
Replace if necessary.
Bearing Replacement
If necessary heat housing up to 100 ℃
(
212
°
F
)
before removing ball
bearings.
Clean oil, outside and inside, from housing before
heating.
NOTICE Always support gearbox
housings properly when ball bearings
are removed.
Housing damages may occur if this
procedure is not performed correctiy.
Use a blind hole bearing puller ball
bearings of :
-Countershaft(right cover)
-Inrermediate shaft(right cover)
Remove retaining plate securing the
main shaft and internediate shaft
bearings in the left housing.
Remove screw securing the main shaft
bearing in the right cover.
Use a suitable puller to remove ball
bearings of:
-Main shaft(right and left cover)
-Countershaft (left cover)
-Intermediate shaft (left cover)
RIGHT GEARBOX HOUSING
1. Ball bearing countershaft
2. Ball bearing main shaft
3. Screw
4. Ball bearing intermediate shaft
LEFT GEARBOX HOUSING
1.Screw
2.Retaining plate
3.Ball bearing main shaft
4.Ball bearing intermediate shaft
LEFT GEARBOX HOUSING
1. Ball bearing countershaft
Unless otherwise instructed,never use
hammer to install ball bearings.Use
press machine oniy.
If necessary heat housing up to100 °
C(212
°
F) before removing ball
bearings.
Clean oil, outside and inside, from housing before
heating.