TM 5-2420-231-23-1
0025
Table 1. Alternator Does Not Charge or Alternator Charging Indicator Fault.
0025
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 1. Verify Correct Operation
Alternator Does Not Charge
of Alternator Charging Indicator.
or Alternator Charging
Indicator Fault
1. Turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
2. Observe alternator charging indi-
Alternator Charging Indicator
Illuminated - Proceed to step 3.
cator (Figure 1, Item 1). Alternator
Alternator Charging Indicator Not
charging indicator should be illumi-
Illuminated - Proceed to Test Step 5.
nated.
3. Start and operate engine (TM 5-
2420-231-10).
4. Observe alternator charging indi-
Alternator Charging Indicator Not
Illuminated With Engine Running -
cator (Figure 1, Item 1). Alternator
Proceed to Test Step 3.
charging indicator should not be
Alternator Charging Indicator
illuminated with the engine run-
Remains Illuminated - Proceed to
ning.
step 5.
Figure 1. Alternator Charging Indicator.
0025
5. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
6. Remove nut (Figure 2, Item 3) and
lockwasher (Figure 2, Item 4) from
alternator (Figure 2, Item 5). Dis-
card lockwasher.