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DISASSEMBLY AND REASSEMBLY
TRACK ROLLERS
Removal
Start by:
(a) loosen the tracks (Refer to TRACKS,
TESTING AND ADJUSTING.)
(b) drain the oil from the track rollers
Removal sequence
1. Plaee two woodblocks A of 300-mm (12-in.)
square section behind the sprockets in a
chocking manner, and move the machine to
ride onto these blocks until the track rollers 1
and 3 float up and away from the track.
2. Chock the tracks at front end with blocks B.
3. Remove the following parts:
1
Track rollers
(3 pcs, center)
2
Track roller
guards (front and
rear)
3
Track rollers (front and:;rear)
~~Weight of track roller (1 pc)
lb)~
Installation
To install, follow the reverse of removal se
quence.
:
6.0 ± 0.5 kgf.m
Tightening torque for
(43 ± 4 lbf.ft)
track roller bolts
[58±5 N.m]
Adjustment after installation
Remove the blocks and adjust the tracks.
602430
139
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