Shibaura ST330, Workshop Manual

Page: 152 / 250

142
2. BRAKE
Ａ
SS’Y
NOTE
：
(1) Do not disassemble the brake ass'y except when any trouble occurs.
(2) The stator disk is easily damaged and should be handled carefully not to allow dust, etc. to stick.
Dimension measurement from outside
When checking the degree of wear of the lining (not
trouble), check from the outside first to judge whether
disassembly and inspection is required or not.
Move the lever in the operating direction by hand to
measure the moving distance. When it moves more than
50 mm in the pin-mounting hole, disassemble and
check.
When tractor is new About 20 mm
1
）
Disassembly
1. Brake cover
・
Stator
・
Disk (Lining)
①
Remove the brake cover fixing bolt
Bolt tightening torque
44.1 － 55.9 N ･ m
｛
4.5
～
5.7 kgf
･
m
｝
② Remove the brake cover ② , gasket ⑨ , stators ③
and disks
④
.
NOTE:
Since the disk is easy to be damaged, handle it carefully
not to allow dust, etc. to stick.
2. Spring ・ Steel ball ・ Plate.
①
Remove the spring s
⑤
and take out the plate
⑥
and steel balls ⑦ .
②
Extract the anchor pin
⑧
of the case
⑩
if
necessary.
3 Lever
・
Brake cam
・
Oil seal
① Remove the nut ⑪ and extract the lever ⑫ .
Lever tightening torque
(M20)
24.0 ～ 29.0 N ･ m
｛
24.5
～
29.5 kgf
･
m
｝
② Extract the cam ⑬ .
③
Remove the oil seal
⑭
, if necessary.
444Y
445Y