Installing Rubber Crawler - Hitachi ZAXIS 30U-5N Operator's Manual

Installing Rubber Crawler

1. Lower the bucket and blade to raise one track off
ground. Place blocks under machine frame to support
the machine.
2. Slowly turn valve (1) counterclockwise to allow grease to
escape from the grease outlet.
3. Engage the rubber track with the sprocket and position
the other end of the rubber track on the front idler.
4. While rotating the sprocket in reverse, apply horizontal
force to the rubber track to seat it on the idler.
5. Insert a steel pipe into gaps among lower rollers, track
frame and rubber track and rotate the rubber track
slowly to correctly seat the rubber track on the idler.
6. Confirm that the rubber track is correctly engaged with
the sprocket and idler.
7. Adjust track sag. (Refer to "Adjust Track Sag".)
8. After checking that the rubber track is correctly engaged
with the sprocket and idler and the track sag is correctly
adjusted, lower the machine to the ground.
MAINTENANCE
1
Direction of Rotation
7-83
Grease Outlet
M1LA-07-036
Steel Pipe
M503-07-063