Piston pin
fig.10
A.
B.
Drain oil from drain plug (17).
Remove the guide cylinder (20) by removing
a clamp (25) for the upper bellows (25) after
removing the nut (28), bolt (27) and pin (29),
which fixing it.
(There is no pin (29) on the MTX-60.)
Remove the bellows (23) by removing a
clamp (25) for the lower bellows after
removing the nut (28), bolt (27) and pin (29),
which fixing it.
(There is no pin (29) on the MTX-60.)
Remove the foot assembly by unscrewing 4
pcs M12 nylon nuts. (fig.11)
Remove the foot plate from the protection
sleeve (51) as per following procedure.
i) In case of MTX-60
1) Unscrew 2 pcs bolts which marked foot
plate. (fig.12)
Assemble the spring cylinder remover(P/N:
9830-10040) there.Then, unscrew 6 pcs
remaining bolts after tightening the center
bolt of the spring cylinder remover.
C.
D.
E.
F.
G.
Unscrew 4 pcs bolts (22) which is fixing the
crankcase and the guide cylinder.
Lift the crankcase and separate the connect-
ing rod and the piston rod by removing the
piston pin (1). (fig.10)
38
78.4N・m
(57.8ft・lbf)
No.
Size
Nylon Nut M12
Tightening
torque
Remarks
22
53.9N・m
(39.8ft・lbf)
No.
Size
Bolt M10X35, SW
Tightening
torque
Remarks
Apply Loctite
#221
17
39.2N・m
(28.9ft・lbf)
39.2N・m
(28.9ft・lbf)
No.
Size
Oil Drain Plug
30
Oil Fill Plug
Tightening
torque
Remarks
27
12.7N・m
(9.4ft・lbf)
12.7N・m
(9.4ft・lbf)
No.
Size
Bolt M8X40
28 Nut M8
Tightening
torque
Remarks
27
12.7N・m
(9.4ft・lbf)
12.7N・m
(9.4ft・lbf)
No.
Size
Bolt M8X40
28 Nut M8
Tightening
torque
Remarks
24.5N・m
(18.1ft・lbf)
15
68.6N・m
(50.6ft・lbf)
No.
Size
Socket Head Bolt
M10X20
Socket Head Bolt
M8X40
16
Tightening
torque
Remarks
Apply Loctite
#221
Apply Loctite
#221
Nylon nut (M12)
fig.11
8.2 Disassembly and reassembly the guide
cylinder and the spring cylinder.
fig.9
17
18
8
9
13
11
(Only MTX-60)
(MTX-
70,80,90)
15
16
14
4
5
10
6
7
9
12
3
1
2
21
32
20
22
23
24
25
25
27
28
29
51
27
28
24
53
52
30
31
26
26
29