Subsection 13 (GEARBOX AND 4X4 COUPLING UNIT (WITH EXTERNAL SWITCHES))
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PRESS SHAFT IN THE DIRECTION AS SHOWN BY THE ARROW
1. Intermediate gear shaft
2. Left housing
Removing the Bearings
If necessary heat housing up to 100°C (212°F) be-
fore removing ball bearings or needle bearings.
WARNING
Clean oil, outside and inside, from housing
before heating.
NOTICE
Always support gearbox housings
properly when ball bearings or needle bear-
ings are removed. Housing damages may
occur if this procedure is not performed cor-
rectly.
To remove bevel gear needle bearing use a punch.
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1. Bevel gear needle bearing
2. Punch
3. Center housing
To remove ball bearings of bevel gear and needle
bearing of countershaft, use a blind hole bearing
puller.
For countershaft ball bearing, remove screw and
intermediate gear shaft, then push with a suitable
puller from outside in.
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1. Screw
2. Intermediate gear shaft
3. Ball bearing countershaft
4. Bevel gear ball bearing
Inspecting the Gearbox
Always verify for the following when inspecting
gearbox components:
– Gear teeth damage
– Worn or scoured bearing surfaces
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