1.1 Disassembly
1) Release the bolt and nut and remove them.
2) Extract the bearing(11) with a puller and
remove wheel gear(10)
Fig.7-4
3) Remove the snap ring (9) ,collar (8) and pull
out wheel shaft (7)
Fig.7-6
1.2. INSPECTION
Note:
Removed oil seal(6) should be replaced with a
new one when reassembled
Fig.7-5
7-4
4) Remove the brake metal tightening bolts and
remove brake metal(4) with wheel pinion(3)
and disc brake assembly on it.
5) Remove the snap ring of wheel pinion(3)
(Fig.7-6) And individually separate the friction
plates, metal brake,cam brake,and separator
plates(11) from each other.
6) The cam brake can be disassembled by
removing Nut.
Note:
Be careful to keep the friction surfaces of the
linings,
brake metals free from damage and foreign matter.
Standard thickness:mm(in) 4.7 (0.185)
Usable limit:mm (in) 4.3((0.169)
Fig.7-7
Note:
Also replace those whose grooves have been
worn out completely even if only on one side
Replace the plates whose surfaces have been
become glossy by carbonization or whose
thickness exceeds the usable limit.