36
Slip Mark
Adjustment Bolt
Tension Shaft
Mount Nut
CU406
CU406SF
CU606
CU606SF
③
Loosen Drive Unit's Tension Shaft Mount Nut. Turn Adjustment Bolt counter-clockwise to loosen Rubber Crawler.
Remove Rubber Crawler.
④
Mount New Rubber Crawler with the reverse procedure of its removal. Align the two Rubber Crawlers' lugs with
each other's while aligning their Slip Marks.
The running direction of the
Rubber Crawlers is specified.
・
Confirm the running direction by
checking the shape of Lug.
・
Two Rubber Crawlers must run
in the same direction.
・
Proper Rubber Crawler installa-
tion promotes accurate stair as-
cent/descent.
Wrong Rubber Crawler
installation may cause
the machine to topple on
the stairs.