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ELECTRICAL
Ignition system:
Advancer type
CDI:
Pickup coil resistance (color)
CDI unit-model/manufacturer
Ignition coil:
Model/manufacturer
Minimum spark gap
Primary coil resistance
Secondary coil resistance
Charging system:
System type
Model (stator)/manufacturer
Normal output
Charging coil resistance (color)
Lighting coil resistance (color)
Rectifier/regulator:
Regulator type
Model/manufacturer
Regulated voltage (AC)
Regulated voltage (DC)
Rectifier capacity (AC)
Rectifier capacity (DC)
Electric starting system:
Type
Starter motor:
Model/manufacturer
Operation voltage
Output
Armature coil resistance
Brush overall length
Brush quantity
Spring force
Commutator diameter
Mica undercut (depth)
Starter relay:
Model/manufacturer
Amperage rating
Coil winding resistance
Item
MAINTENANCE SPECIFICATIONS
Standard
Electrical
Ω
248–372
at 20 °C (68 °F) (White–Red) ----
5TJ-F0
5TA-10/DENSO
6 mm (0.24 in)
Ω
0.08–0.10
at 20 °C (68 °F)
Ω
4.6–6.8 k
at 20 °C (68 °F)
AC magneto
5TJ 50/YAMAHA
14 V/120 W at 5,000 r/min
Ω
0.288–0.432
at 20 °C (68 °F) (White–
Ground)
Ω
0.224–0.336
at 20 °C (68 °F) (Yellow–
Ground)
Semiconductor short circuit
SH770AA/SHINDENGEN
12.5–13.5 V
14.0–15.0 V
12 A
8 A
Constant mesh
5UM20/YAMAHA
12 V
0.48 kW
Ω
0.0117–0.0143
at 20 °C (68 °F)
7 mm (0.28 in)
2 pcs.
3.92–5.88 N (400–600 g, 14.1–21.2 oz)
17.6 mm (0.69 in)
1.5 mm (0.06 in)
2768090-A/JIDECO
180 A
Ω
4.2–4.6
at 20 °C (68 °F)
2-11
Limit
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3.5 mm (0.14
in)
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16.6 mm (0.65
in)
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