TM 5-2420-230-24-1
12-5. BATTERY EQUALIZER TESTING.
This Task Covers:
a. Testing
b. Follow-On Maintenance
INITIAL SETUP
Test Equipment
Equipment Conditions
None
TM or Para
Condition Description
Vehicle positioned on level
ground.
Tools and Special Tools
Multimeter, Item 28, Appendix B
Parking brake applied.
Tool kit, common no. 2, Item 36, Appendix B
Electrical master switch OFF.
Tool kit, general mechanics, Item 38, Appendix B
"Do Not Operate" tag attached
to ignition switch.
Materials/Parts
None
Drawings Required
None
Personnel Required
MOS 62B, Construction Equipment Repairer
Estimated Time to Complete Task
Refer to MAC in Appendix B
References
FO-3, Electrical schematic
a. Testing.
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment and injury or death to personnel may occur.
(1)
Set multimeter to read DC voltage.
(2)
Loosen nut (1) and disconnect positive (+)
lead (2) of battery (3).
(3)
Place positive lead of multimeter on
positive (+) terminal (4) of battery (3).
(4)
Place negative lead of multimeter on
negative (-) terminal (5) of battery (3).
Multimeter should read 12 vdc.
(5)
Install positive (+) lead (2) on battery (3) with
nut (1). Tighten nut.
(6)
Repeat Steps (2) through (5) for other battery.
b. Follow-On Maintenance.
Remove "Do Not Operate" tag from ignition switch
END OF TASK
Change 1