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16. BATTERY/CHARGING SYSTEM/
A.C. GENERATOR ATV 300/250
Regulator/Rectifier Couplers
REGULATOR/RECTIFIER
INSPECTION
Remove the front fender. (Refer to chapter
2)
Remove the regulator/rectifier wire coupler.
Check the continuity between the wire
terminals.
Lock Nut Regulator/Rectifier
Normal Direction: Continuity
Normal Red/White
(+) Probe (-) Probe Direction
I Yellow Green
II Red/White Yellow Yellow
Reverse Direction: No Continuity
(+) Probe (-) Probe
Reverse
I Green Yellow Green Direction
II Yellow Red/White
Black
VOLTAGE REGULATION TEST
Connect a voltmeter across the battery
terminals.
Start the engine and gradually increase the
engine speed.
The battery terminal voltage should be
within 1415 V.
16-7