Clutch - Yamaha RS90K Manuel D'atelier

CLUTCH

High altitude
Specifications Model: RS90/RS90R
~ 800 m
È Elevation
(~ 2,500 ft)
É Engine idle speed
1,400 ± 100 r/min
Ê Engagement r/min
Approx. 3,500 r/min
Ë Shift r/min
Approx. 8,500 r/min
Ì Main jet
Í Pilot jet , Refer to "HIGH ALTITUDE SETTINGS" in "MAINTENANCE SPECIFICATIONS".
Î Pilot screw
Ï Secondary reduc-
tion ratio (number 22/38 (68 L)
of links)
Ð Primary sheave
90501-582L1
spring
Ñ Color
Y-S-Y
Ò Free length
87.4 mm (3.44 in)
Ó Preload
343 N (35 kg, 77 lb)
24.5 N/mm
Ô Spring rate
(2.5 kg/mm,
140 lb/in)
Õ Wire diameter
5.8 mm (0.228 in)
Ö Outside diameter
59.5 mm (2.34 in)
8ES-17605-00
× Weight (ID)
(8ES00)
Steel 13.9 (OUT)
Ø Weight rivet
Steel 13.9 (IN)
Ù Weight bushing
VESPEL TP-8549
Ú Roller outer dia.
15.6 mm (0.61 in)
Û Roller bushing
VESPEL TP-8549
Ü Pri. clutch shim
None
Ý Secondary sheave
90508-60012
spring
Þ Color
P
ß Free length
75 mm (2.95 in)
60° (3-3)
À Preload rate
1,211 kg · mm/rad
Á Wire diameter
6.0 mm (0.236 in)
+ Outside diameter
69.5 mm (2.74 in)
, Sec. torque cam
43°
angle
- Sec. clutch shim
1.0 mm (0.04 in)
G Green
S Silver
600 ~ 1,400 m 1,200 ~ 2,000 m
(2,000 ~ 4,500 ft) (4,000 ~ 6,500 ft)
←
←
Approx. 3,600 r/min
←
←
21/38 (68 L)
←
90501-582L2
←
G-S-G
←
86.1 mm (3.39 in)
←
27.0 N/mm
←
(2.75 kg/mm,
154 lb/in)
←
←
←
Steel 13.3 (OUT) Steel 10.3 (OUT)
Steel 13.3 (IN) Steel 10.3 (IN)
←
←
←
←
←
←
←
←
←
←
←
←
2-62
INSP
CLUTCH
ADJ
O Orange
Y Yellow
1,800 ~ 2,600 m
(6,000 ~ 8,500 ft)
← ←
Approx. 3,700 r/min
← ←
20/38 (68 L)
90501-624L8
O-S-O
84.2 m (3.31 in)
← ←
31.9 Nm
(3.25 kg/mm,
182 lb/in)
←
6.2 mm (0.244 in)
← ←
← ←
Steel 10.3 (OUT)
Aluminum 10.3 (IN)
← ←
← ←
← ←
← ←
← ←
← ←
← ←
← ←
← ←
← ←
← ←
← ←
P Pink
2,400 ~ 3,000 m
(8,000 ~ 10,000 ft)
←
←
←
←
←
←
←
←
←
←
←
←
None (OUT)
None (IN)
←
←
←
←
←
←
←
←
←
←
←
←