![background image](http://html1.mh-extra.com/html/jcb/js70/js70_service-manual_3631821368.webp)
7 - 1
Removal
1
Slacken the check valve to bleed out grease.
!
!
WARNING
When opening the check valve always stand to one side
and loosen a little at a time until grease starts to come
out. If you over-loosen, too much grease could spurt out
or the valve cover fly out and cause serious injury.
8-3-4-5
2
Disconnect the track link (see
Track Motor/Reduction
Gearbox
,
Removal and Replacement
).
!
!
WARNING
Stand clear and to one side of the track while you
remove the master pin. When the master pin is removed,
the track could fall forward and injure you.
TRACK 1-1
3
Lift the side of the undercarriage high enough to permit
drive sprocket removal. Support with wooden blocks.
4
Support the drive sprocket, remove the bolts and lever
it away from the gearbox unit.
Section J
Track and Running Gear
9803/6020
Section J
7 - 1
Issue 1
Drive Sprocket
284070
284370
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...