TM 9-2350-247-20-1
200 AMP CHARGING SYSTEM OPERATIONAL CHECK (M548A3)
0024 00
INITIAL SETUP:
Maintenance Level
Unit
Tools and Special Tools
General Mechanic’s Tool Kit (WP 0541 00, Item 57)
Multimeter (WP 0541 00, Item 29)
Personnel Required
Unit Mechanic
References
See your -10
TM 9-6140-200-14
Equipment Condition
Engine stopped (see your -10)
Carrier blocked (see your -10)
T
1. Turn MASTER SWITCH ON.
2. Measure battery voltage at auxiliary power receptacle (1).
Measure voltage between center contact (+) (2) and shell (-) (3)
of receptacle.
3. Is battery voltage more than 24.8 volts?
YES
NO
TN
1. Replace or charge batteries. See
TM 9-6140-200-14.
2. Verify no faults found.
Y
1. Start engine and run at fast idle (800 rpm) with no electrical
equipment/load.
2. Is voltage higher than battery voltage?
YES
NO
YN
1. Go to 200 amp no charge/ regulation
troubleshooting (WP 0025 00).
2. Verify no faults found.
0024 00-1
