TM 9-2330-388-14
2.
Disconnect red wire and two yellow wires in loom
7-8.
Charging Circuit Components Removal and
from voltage regulator.
Installation
3.
Remove remaining harness connection (red,
CAUTION
black, brown wires) at voltage regulator.
It is Important to observe the following
charging circuit precautions to prevent
4.
Remove two screws and voltage regulator.
damage to components:
b.
Voltage Regulator Installation
The voltage regulator must be connected to
the battery and electrically grounded before
1.
Secure voltage regulator with two screws.
regulator. Failure to do so may damage the
2.
Connect red, black, brown wires
harness
voltage regulator.
connection to voltage regulator
Make sure red wire into the "R" terminal at
3.
Connect two yellow wires in loom at voltage
regulator is disconnected before connecting
regulator.
battery. Then re-connect the red wire after
battery is connected and before operating
CAUTION
unit.
Do not connect red stator-to-regulator wire
until after battery has been connected to
engine.
3.
Connect positive then negative battery cables.
4.
Connect red upper stator to regulator wire.
c.
Figure 7-14. Voltage Regulator Harness
1.
Remove flywheel ring gear with housing as
A. Disconnect red wire.
B. Connect battery.
2.
Disconnect upper red
alternator-to-voltage
C. Connect red wire.
regulator wire at voltage regulator.
Observe correct polarity when connecting
3.
Disconnect
negative,
then
positive
battery
the battery cables: positive cable to positive
cables.
post and negative to negative. If cables are
reversed, even momentarily, the voltage
4.
Disconnect two yellow wires in loom from
regulator and alternator will be damaged
voltage.
Immediately and must be replaced.
A loose or intermittent ground connection
between battery negative terminal and volt-
age regulator frame will cause a varying
charge current and damage to the voltage
regulator may occur.
If during operation either yellow wire Is
grounded, the rotor is quickly demagnetized
Figure 7-15. Flywheel Exploded View
and the stator is damaged. Either result will
necessitate
the
replacement
of
the
5.
from flywheel housing by removing five Allen screws and
battery may also totally discharge.
a.
Voltage Regulator Removal
1.
Disconnect negative then positive terminals at
battery.
7-7