102 mm
123 mm
(4.02 in)
(4.84 in)
43.1 mm
39 mm
(1.70 in)
(1.53 in)
60 mm
(2.36 in)
132.6 mm
(5.22 in)
164.1mm
(6.46 in)
a
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FRONT AXLE AND TRACK
SDN4740
SDN4750
102 mm
(4.02 in)
39 mm
(1.53 in)
111.9 mm
(4.41 in)
201.4 mm
(7.93 in)
SDN4760
SDN4770
4-38
INSPECTION
1. Inspect:
•
Track 1
•
Slide metal 2
Wear/cracks/damage → Replace.
2. Inspect:
•
Sprocket wheel 1
Wear/break/damage → Replace.
•
Front axle 2
Bends/scratches (excessive)/damage →
Replace.
INSTALLATION
1. Install:
•
Sprocket wheels
•
Guide wheels
NOTE:
•
When pressing the sprocket wheels onto the
front axle, align the lugs on each sprocket wheel.
•
Position each sprocket wheel on the axle as
shown in the illustration.
2. Place the track in the chassis.
NOTE:
For tires with a direction of rotation mark a:
•
Install the track with the mark pointing in the
direction of track rotation.
POWR
TR