Charging System; Checking The Stator Coil Assembly; Checking The Rectifier/Regulator - Yamaha EH63 Service Manual

CHARGING SYSTEM

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CHARGING SYSTEM

CHECKING THE STATOR COIL ASSEMBLY

1.
Remove:
• Stator coil assembly
(Refer to "FLYWHEEL
ASSEMBLY" on page 3-20.)
2.
Check:
• Stator coil assembly resistance
Out of specification  Replace.
Stator coil assembly resistance:
0.2  ± 20 % at 20 C (68 F)
a. Connect the digital circuit tester () to the stator
coil assembly.
Digital circuit tester (CD732):
90890-03243
Model 88 Multimeter with tachometer:
YU-A1927
• Positive tester probe 
Connector terminal
• Negative tester probe 
Connector terminal
b. Measure the stator coil assembly resistance.

CHECKING THE RECTIFIER/REGULATOR

1.
Remove:
• Rectifier/regulator
(Refer to "RECTIFIER/REGULATOR" on page
3-13.)
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AND STATOR COIL