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8 - 28
Section F
Transmission
9803/6020
Section F
8 - 28
Issue 1
Track Gearbox
Assembly (cont’d)
19
Fit the three spur gears
7
onto crankshafts
9
, aligning
the punch marks A as shown below.
20
Fit a snap ring
25
to each crankshaft.
21
Turn the track gearbox over.
Coat the lip area of new oil seal
132
with lithium grease.
Press fit into spindle
2
aperture and tap fully home,
using Special Tool II (A) (see Service Tools, Section 1).
22
Immerse bearing
149
in a hot oil bath and heat to
approximately 100 °C (212 °F). Using leather gloves, so
as not to get burned, fit the bearing over shaft
102
until
it seats against the shoulder. Coat the outer shell of the
bearing with molybdenum disulphide grease.
A
A
132
2
287930
Summary of Contents for JS70
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Page 189: ...Section E Section E Hydraulics 9803 6020 Issue 1 33 4 33 4 Control Valves Control Valve 291360...