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Model
Clutch:
Clutch
type
Primary
reduction
ratio
and method
Primary
reduction gear
back
lash
tolerance
Primary drive gear
back lash
number
Primary
driven
gear backlash
number
Friction plate - Thickness/quantity
Clutch
plate
- Thickness/quantity
Clutch
plate -
Warp limit
Clutch:
Type/description
Clutc
h weight
shoes
lining thickness
Clutch
weight
spring
tension
Clutch-in
revolution
Clutch-stall
revolution
Primary
drive
gear type
Primary
d
rive ratio
1st
Primary drive
ratio
2nd
Primary drive
and driven
gear's
"lash
Number"
Drive
gea
r
1st
2nd
Driven gear
1st
2nd
Back
lash tolerance 1st
2nd
Clutch:
Friction
plate
thickness
x
quantity
Clutch
plate
thickness
x
quantity
Clutch
spring
free
length
x
1
qua
ntity
Clutch
spring constant
Primary
reduction ratio
and method
Primary
d
rive
and
driven gear's
" Lash
Number''
Drive
gear
Driven gear
Back
lash
tolerance
1V8
Cent rifugal
system
68/19
(3 .579)/Gear
141
±
1
(B·B
,
C·C,
D-D)
B
(83),
C (84, 85),
D (86)
1V9
B (59,
581, C
(57,
56),
D (55, 54)
-
3.0mmx5pcs.
+--
1.4
mm
x
4
pcs.
~
0.03mm
-
1FO
(551), 1F1
Automatic
centrifugal clutch
2 .5 mm
(0.098 in) (2.0
mm
(0.079 in)]
7
.2-
8.8
kg/248
mm
(15.9-63.4
lb/9 .764
in)
2,300
±
150 r/min
2,700
-
3,200
r/min
Helical
gear
69/18
3.833
59/28
2.107
51
-
54
34-
37
77
-
82
23-
28
131
-
133
60
-
62
-90
-
1
F2
(543)
3 .5
mm (0.138in)
x
3
(3.2
mm
(0.126
in)]
1.6
mm (0.063
in)
x
2
Warp limit:
0.05
mm
W.0020
in)
31.5
mm
(1 .240
In)
x
4
[30.5
mm (1
.201 in)]
1.28
kg/mm
(71.69
lb/in)
68/
19
(3.578) Helical
gear
83- 86
53-58
139
-
141
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