Section J - Tracks
Idler Wheels and Rollers
Rear Idler Wheel
J - 20 J - 20
9803-9450-1
Rear Idler Wheel
Removal
These components can be removed without removing the
track frame from the machine.
Fig 28.
1 Remove track (see K
Removal ( T J-15)).
2 Remove securing bolts from each side of idler wheel
C.
3 Pull rear idler wheel assembly C out of track frame.
Replacement
Replacement is a reversal of the removal procedure.
Apply JCB Threadlocker & Sealer to threads of securing
bolts and tighten to 395 Nm (291 lbf ft; 40 kgf m).
Dismantling
Fig 29.
Clean the assembly thoroughly before attempting to
dismantle.
1 Remove circlip 1.
2 Drift shaft 2 out of the idler wheel assembly. Remove
and discard ‘O’ rings 3.
3 Lift off bracket 4.
4 Remove idler wheel assembly 5.
5 Remove outer portion of metal face seals 6 from the
brackets 4 and the inner portions from the idler wheel
5.
6 Renew bush 7 as necessary.
Assembly
Assembly is a reversal of the dismantling procedure.
C
773050
4
5
1
2
3
7
6
8
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