KYMCO MXU 300 - REGULATOR;RECTIFIER

16. BATTERY/CHARGING SYSTEM/
A.C. GENERATOR
16-8
MXU 300/250
REGULATOR/RECTIFIER
INSPECTION
Remove the right side cover. (
Refer to
chapter 2
)
Remove the regulator/rectifier wire
connectors.
Check the continuity between the wire
terminals.
Normal Direction: Continuity
(+) Probe (-) Probe
I Yellow Green
II Red/White Yellow
Reverse Direction: No Continuity
(+) Probe (-) Probe
I Green Yellow
II Yellow Red/White
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 14.0～15.0V.
Re
g
ulator/Rectifie
r
Lock Nu
t
Re
g
ulator/Rectifie
r
Connecto
r
s
Green
Red/White
N
ormal
Direction
Reverse
Direction
Yellow
Black