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 TROUBLE
SHOOTING
(DELCOTRON GENERATORS WITH BUILT-IN VOLTAGE REGULATORS)
5-62 TROUBLE SHOOTING PROCEDURES
UNDERCHARGED ENERGIZER - This condition,
Close adherence to the following procedures
A.
as evidenced by slow cranking and low
in the order presented will lead to the
location and correction of charging system
specific gravity readings, can be caused by
defects in the shortest possible time.
one or more of the following conditions even
Only a portion of these procedures need
though the indicator lamp may be operating
be performed.
It will never be necessary
The following procedure also
normally.
to perform all the procedures in order
applies to circuits with an ammeter.
to locate the trouble.
Insure that the undercharged condi-
1.
A basic wiring diagram showing lead
tion has not been caused by accessories
connections is shown in Figure 5. To
having been left on for extended periods.
avoid damage to the electrical equip-
ment, a l w a y s o b s e r v e t h e f o l l o w i n g
Check the drive belt for proper
2.
precautions:
tension.
Do not polarize the alternator.
1.
Inspect the wiring for defects.
3.
Check all connections for tightness
Do not short across or ground
2.
and cleanliness, including the slip
any of the terminals in the
connectors at the alternator and
charging circuit except as
f i r e w a l l , and the cable clamps and
specifically instructed herein.
battery posts.
NEVER operate the alternator
3.
With ignition switch on and
4.
with the output terminal
all wiring harness leads connected,
open-circuited.
connect a voltmeter from:
4.
Make sure the alternator and
Alternator "BAT" terminal to
a.
energizer have the same ground
ground
polarity.
Alternator No. 1 terminal to
b.
When connecting a charger or a
5.
ground
booster Energizer to the vehicle
Energizer, connect negative to
Alternator No. 2 terminal to
c.
negative and positive to positive.
ground.
A zero reading indicates an open
between voltmeter connection and
5-49
Energizer.
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