Installation Instructions
17. Electrical System 
17-7 
Inspection on AC. Generator coil 
Remove the luggage box, rear carrier and body 
covers. 
Disconnect 3 pin couplers of the generator coil. 
Connect an ohmmeter to the each terminal end. 
Check the continuity of the each terminal end, and 
engine ground with short circuit? 
If there is no continuity or short circuit, replace the 
AC. Generator. 
 V  Ω 
Y1 
70~80 0.2~0.4 
Y2 
70~80 0.2~0.4 
Y3 
70~80 0.2~0.4 
And you can check voltage by engine is running. 
Current Leakage Inspection 
Turn the main switch to OFF position, and remove 
the negative cable terminal (-) from the battery. 
Connect an ammeter between the negative cable 
terminal and the battery negative terminal. 
Disconnect each cable one by one and take 
measurement of the current of each cable to 
locate the short circuit. 
Allowable current leakage: Less than 1mA 
 Caution 
y  In the current leakage test, set the current 
range at the largest scale, then gradually 
decrease to the lower scale as the test process 
goes to avoid possible damage to the ammeter 
and the fuse. 
y  Do not turn the main switch to ON position 
during test. 
If the leaked current exceeds the specified value, it 
may indicate a short circuit. 
Battery negative terminal
Ω
V 
Ω
Ω 
Ω
V 
V 
Y1
Y3
Y2
Y1
Y3
Y2
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