SECTION 3 - CHASSIS & TURNTABLE
3121774
3-5
3.3
TRACKS EXTENSION REMOVAL
Figure 3-12. Sprocket Installation
1.
Stabilize the machine on level surface.
2.
Fully extend the undercarriage.
3.
Turn OFF the machine.
4.
Remove the key ignition, and a tag with warning
do not start the machine.
5.
Open the hydraulic cap, and operate the func-
tion undercarriage extend/retract to discharge
any residual pressure in the system.
Figure 3-13.
6.
Remove the cotter pin 1 - Figure 3-13.
7.
Remove the pin 2.
.
Figure 3-14.
8.
Using a suitable lifting device to remove the
track frame.
Figure 3-15.
9.
Remove screw and nut 3 and 6.
10.
Remove the pin 4.
11.
Disconnect, tag and plug the hydraulic hoses
from the cylinder extension.
Figure 3-16.
12.
Remove the cylinder.
NOTE:
Before to install the undercarriage frame inspect the
slide guides 9.
a.
Unscrew the screws 7.
b.
Remove the stop slide guides 8.
c.
Remove the slide guides 9.
d.
Check the thickness of slide guides, if less
than 3.5 mm, damage, with deep scratches
or with deformation, replace it. Otherwise
clean them and install by adding Grease GR
MU EP1 before to install the track guides.
e.
Use medium strength Loctite (Loctite 243)
on screws 7 and tightening torque of 10 Nm
(7 ft. lbs.).
1
2
3
5
6
4
7 8
9
9
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