Service manual
Table Of Contents
- Inroduction
- Yamaha Motor Corporation, USA YZ/WR Motorcycle Limited Warranty
- How to use this Manual
- Index
- Contents
- Chapter 1 General Information
- Chapter 2 Specifications
- Chapter 3 Regular Inspection and Adjustments
- Chapter 4 Engine
- Seat, Fuel Tank and Side Covers
- Exhaust Pipe and Silencer
- Radiator
- Carburetor and Reed Valve
- Cylinder Head, Cylinder and Piston
- Clutch and Primary Driven Gear
- Kick Axle, Shift Shaft and Primary Drive Gear
- YPVS Govenor
- Water Pump
- CDI Magneto
- Engine Removal
- Crankcase and Crankshaft
- Transmission, Shift Cam and Shift Fork
- Chapter 5 Chassis
- Chapter 6 Electrical
- Chapter 7 Tuning
2-11
SPEC
MAINTENANCE SPECIFICATIONS
EC212300
ELECTRICAL
Part to be tightened Thread size Q’ty
Tightening torque
Nm m•kg ft•lb
Stator M 6 × 1.0 3 7 0.7 5.1
Rotor M12 × 1.25 1 56 5.6 40
Ignition coil M 6 × 1.0 2 7 0.7 5.1
Item Standard Limit
Ignition system:
Ignition timing (B.T.D.C.) 0.48 mm (0.019 in)
…
Advancer type Electrical
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CDI:
Magneto-model (stator)/Manufacturer 1C300/YAMAHA
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Source coil 1 resistance (color) 720~1,080 Ω at 20°C (68°F)
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(Green/White-Black/Red)
Source coil 2 resistance (color) 44~66 Ω at 20°C (68°F)
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(Black-Green/Blue)
Pickup coil resistance (color) 248~372 Ω at 20°C (68°F)
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(White/Blue-White/Red)
CDI unit-model/Manufacturer 1C3-00/YAMAHA
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Ignition coil:
Model/Manufacturer 1C3-00/YAMAHA
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Minimum spark gap 6 mm (0.24 in)
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Primary winding resistance 0.24~0.36 Ω at 20°C (68°F)
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Secondary winding resistance 5.7~8.5kΩ at 20°C (68°F)
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Spark plug cap:
Resistance 4~6 kΩ at 20°C (68°F)
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1C3-28199-10 43 04.5.17, 9:19:42 PM