DRIVE PULLEY/DRIVEN PULLEY/CLUTCH
GENERAL
• This section covers maintenance of the drive pulley, driven pulley and clutch.
• These services can be done with the engine installed
in
the frame.
• Avoid getting grease and oil
on
the drive belt and drive/driven pulley faces
in
order to prevent belt slippage.
•
Do
not apply grease to the weight rollers.
Unit:
mm
(in)
ITEM
STANDARD
SERVICE LIMIT
Drive belt width
'13 model
22.0 (0.87)
21.0 (0.83)
After '13 model
22.6 (0.89) 21.6 (0.85)
Movable drive face
Bushing I.D.
23.989 - 24.052 (0.9444 - 0.9469) 24.08 (0.948)
Boss O.D.
23.960 - 23.974 (0.9433 - 0.9439)
23.93 (0.942)
Weight roller O.D.
19.92 - 20.08 (0.784 - 0.791) 19.5 (0.77)
Clutch
Lining thickness
-
2.0 (0.08)
Clutch outer I.D.
125.0 - 125.2 (4.92 - 4.93) 125.5 (4.94)
Driven pulley
Face spring free length
151.1 (5.95)
146.6 (5.77)
Driven face O.D.
33.965 - 33.985 (1.3372 - 1.3380) 33.94 (1.336)
Movable driven face I.D.
34.000 - 34.025 (1.3386 - 1.3396)
34.06 (1.341)
TORQUE VALUES
ITEM
Q'TY
THREAD
TORQUE
REMARKS
DIA. (mm)
N·m
(kgf·m,
lbMt)
Drive pulley face nut
1
14
59
(6.0, 44) Apply oil to the threads and
seating surface.
Clutch/driven pulley nut
1 28 54 (5.5, 40)
Clutch outer nut
1
12
49 (5.0, 36)
1
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