Electrical - Yamaha RS90GTZ Service Manual

ELECTRICAL

Item
Voltage
Ignition system:
Ignition timing (B.T.D.C.)
Advancer type
Ignition coil:
Ignition spark gap
Primary coil resistance
Secondary coil resistance
Charging system:
Type
Normal output
AC magneto:
Standard output
Stator coil resistance
Rectifier/regulator:
Type
No load regulated voltage (DC)
Capacity (DC)
Withstand voltage
Battery:
Specific gravity
Model/manufacturer
Voltage, capacity
Ten-hour rate amperage
Electric starter system:
Type
Starter motor:
Output
Armature coil resistance
Continuity check
Insulation check
Brush overall length
<Wear limit>
Brush spring force
Commutator diameter
<Wear limit>
Mica undercut
Starter relay:
Amperage rating
Coil winding resistance
T.P.S. (Throttle position sensor):
Resistance
MAINTENANCE SPECIFICATIONS
12V
10.0° at 1,300 r/min
Digital type
6.0 mm (0.24 in)
1.19 ~ 1.61 Ω at 20 °C (68 °F)
8.5 ~ 11.5 kΩ at 20 °C (68 °F)
AC magneto
14.0 V, less than 38.5 A at 5,000 r/min
14.0 V, 35.7 A at 5,000 r/min
0.15 ~ 0.23 Ω at 20 °C (68 °F) (White – White)
Short circuit type
14.2 ~ 14.8 V
50.0 A
40.0 V
1.32
YTX20L-BS/GS YUASA
12 V, 18.0 Ah
1.8 A
Constant mesh type
0.95 kW
0.0081 ~ 0.0099 Ω at 20 °C (68 °F)
Above 1 MΩ at 20 °C (68 °F)
9.8 mm (0.39 in)
4.4 mm (0.17 in)
7.36 ~ 11.04 N (750 ~ 1,126 gf, 26.49 ~ 39.74 oz)
28.0 mm (1.10 in)
27.0 mm (1.06 in)
1.5 mm (0.06 in)
180.0 A
4.18 ~ 4.62 Ω at 20 °C (68 °F)
3.0 ~ 5.7 kΩ (Blue – Black/Blue)
9-14
SPEC
Description