Yamaha BT1100 2002 Service Manual page 321

NOTE:
Make sure that the battery is fully charged.
• Is the charging voltage within specification?
NO
EAS00776
4. Stator coil assembly resistances
• Remove the left side cover.
• Connect the pocket tester (
tor coil assembly coupler as shown
Tester positive probe
Tester negative probe
Tester positive probe
Tester negative probe
• Measure the stator coil assembly resistanc-
es.
Stator coil resistance
0.36 0.44
• Is the stator coil assembly OK?
YES
YES
The charging circuit
is OK.
1) to the sta-
White 1
White 2
White 1
White 3
at 20°C (68 °F)
NO
Replace the stator
coil assembly.
CHARGING SYSTEM
EAS00779
5. Wiring
• Check the wiring connections of the entire
charging system.
Refer to "CIRCUIT DIAGRAM".
• Is the charging system's wiring properly
conected and without defects?
NO
Properly connect or
repair the charging
system's wiring.
7-27
ELEC
YES
Replace the rectifier/
regulator.