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SECTION 3 - CHASSIS & TURNTABLE
Track Tension
Refer to Figure 3-1.
NOTE: Always check rubber or steel track tension with track off
ground.
1. Remove two bolts (17), washers (13) and side frame
cover plate (7) from frame.
DO NOT UNSCREW GREASE FITTING MORE THAN 1-1/2 TURN. GREASE IS
UNDER PRESSURE. FITTING COULD FLY OFF AND CAUSE INJURY.
2. Use grease gun with appropriate fitting to tension track
or slowly unscrew fitting to release track tension.
Figure 3-2. Tensioning Track
3. Make sure grease fitting is tight. Re-install cover plate.
3-2
RUBBER TRACK
NOTE: Always check rubber track tension with track off ground.
1. Locate the ? mark on inside of track towards the edge.
Figure 3-3. Rubber Track Tension Mark
2. Positioned ? mark at the lower part of the undercar-
riage centered between sprocket and idler.
3. Measure clearance between roller and rubber tracks
near the ? mark.
4. Rubber track is correctly tensioned if measurement is
1 - 1.45 cm (0.393-0.59 in).
STEEL TRACK
1. Place a straight-edge on top of the track at location
shown below.
2. Measure deflection between straight-edge and track.
3. Steel track is correctly tensioned when chain bend is
approximately 2 cm (0.787 in).
31215019
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