Yamaha 2002 YFA1, Supplementary Service Manual

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SPEC
MAINTENANCE SPECIFICATIONS
ELECTRICAL
Drive chain:
Type/manufacturer 520V6/DAIDO
Number of links 74 links
Chain slack 30 mm (1.18 in)
10-link length limit 150.1 mm (5.909 in)
Brake lever:
Free play
Front brake 5 ~ 8 mm (0.20 ~ 0.31 in)
At lever pivot.
Rear brake 5 ~ 8 mm (0.20 ~ 0.31 in)
At lever pivot.
Model YFA1 (P) 2002
C.D.I.:
Magneto model/manufacturer F3FA/YAMAHA
Pickup coil resistance 248 ~ 372
Ω
at 20 °C (68 °F)
(lead color) (White–Red)
C.D.I. unit model/manufacturer 3FA/YAMAHA
Ignition coil:
Model/manufacturer 2JN/YAMAHA
Minimum spark gap 6.0 mm (0.24 in)
Primary coil resistance 0.18 ~ 0.28
Ω
at 20 °C (68 °F)
Secondary coil resistance 6.32 ~ 9.48 k
Ω
at 20 °C (68 °F)
Spark plug cap:
Material Resin
Resistance 10 k
Ω
at 20 °C (68 °F)
Charging system:
Type A.C. magneto generator
Magneto model/manufacturer F3FA/YAMAHA
Charging coil resistance 0.96 ~ 1.44
Ω
at 20 °C (68 °F)
(lead color) (Black–White)
Charging current
Day (Minimum) 0.8 A at 3,000 r/min
(Maximum) 2.0 A at 8,000 r/min
Night (Minimum) 0.6 A at 3,000 r/min
(Maximum) 3.5 A at 8,000 r/min
Lighting coil resistance 0.72 ~ 1.08
Ω
at 20 °C (68 °F)
(lead color) (Black–Yellow)
Lighting voltage (Minimum) 12.0 V at 3,000 r/min
(Maximum) 14.8 V at 8,000 r/min
Standard output 14 V 125 W at 5,000 r/min
Model YFA1 (P) 2002