GENERAL
The voltage regulator is on the right side next to the battery.
The voltage regulator is not repairable. Replace the unit if it
fails.
REMOVAL
1
WARNING
To avoid accidental start-up of vehicle and possible per-
sonal injury, disconnect the battery cables before pro-
ceeding. Always disconnect the negative cable first. If
the positive cable should contact ground with the nega-
tive cable installed, the resulting sparks may cause a bat-
tery explosion producing personal injury.
1
CAUTION
Hold battery cable when loosening battery terminal hard-
ware. Failure to hold cable may cause battery damage.
1.
Disconnect battery cables, negative cable first.
1
CAUTION
When disconnecting the alternator stator wiring, pull
apart the connector by firmly grasping both connector
halves. Do not pull on leads or damage to the wires and/
or terminals may result.
2.
See
Figure 7-29.
Disconnect voltage regulator connector
[P17] from alternator stator wiring.
3.
Disconnect charging wire (black) from gold terminal on
the main circuit breaker.
4.
See
Figure 7-30.
Remove screws (1, 3), washers (2) and
lockwasher (5). Detach and remove groundstrap from
long screw (1).
5.
Remove and discard voltage regulator (3).
INSTALLATION
1.
See
Figure 7-30.
Install new voltage regulator with
longer screw (1) next to battery. Attach groundstrap
under voltage regulator mount.
2.
Connect voltage regulator connector [P17] to alternator
stator wiring.
3.
Route charging wire to gold post on main circuit breaker.
Attach wire to frame with new cable straps.
1
WARNING
Always connect positive battery cable first. If the positive
cable should contact ground with the negative cable
installed, the resulting sparks may cause a battery explo-
sion resulting in personal injury.
1
CAUTION
Hold battery cable when tightening battery terminal hard-
ware. Failure to hold cable may cause battery damage.
4.
Connect battery cables, positive cable first.
5.
Test charging system. See
page
7-23.
VOLTAGE REGULATOR
CHARGING SYSTEM
on
b0227x7x
BK
R
MASTER
CIRCUIT
BREAKER
BK
GN
BK
BK
BATTERY
Figure 7-29. Voltage Regulator Connector [P17]
b0072a7x
1
3
2
4
5
1.
Screw (long)
2.
Washer (2)
3.
Screw (short)
4.
Voltage regulator
Figure 7-30. Voltage Regulator
VOLTAGE REGULATOR
BK
P17
1 2
BK
BK
STATOR
8
7
6
5.
Lockwasher
6.
Charging wire
7.
Connector [P17]
8.
Cable-strap
7-31