Yamaha 2002 CS50, Service Manual, Page: 21 / 204

SPEC
MAINTENANCE SPECIFICATIONS
2-6
ELECTRICAL SYSTEM
Model CS50 CS50Z
Ignition system:
Type DC-CDI
Ignition timing (B.T.D.C.) 14°/5.000 r/min
Pickup coil resistance (colour) 400 ~ 600
Ω
at 20 °C (68 °F)
(Black-White/Blue)
Igntion coil:
Minimum spark gap 6.0 mm
Primary winding resistance 0.56 ~ 0.84
Ω
at 20 °C
Secondary winding resistance 5.68 ~ 8.52 K
Ω
at 20 °C
Charging system:
Normal output 0.4 A or more/3.000 r/min
1.0 A or less/8.000 r/min
Source coil resistance (colour) 0.288 ~ 0.432
Ω
at 20 °C (68 °F) (White-Black)
Lighting system:
Lighting output 12 V or more/3.000 r/min
15 V or less/8.000 r/min
Lighting coil resistance (colour) 0.176 ~ 0.264
Ω
at 20 °C (68 °F)
(Yellow/Red-Black)
Battery:
Type GT4L-BS
Capacity 12V 4 Ah
Electric starter system:
Type Constant mesh type
Starter motor:
Output 0.14 kw
Armature coil resistance 0.064 ~ 0.079
Ω
at 20 °C (68°F)
Brush length 3.9 mm
<Limit> <0.9 mm>
Circuit breaker:
Type Fuse
Amperage/Quantity 7.5A x 1