TM 5-2420-230-24-1
12-6. BATTERY REPLACEMENT.
This Task Covers:
a. Removal
b. Inspection
c. Installation
d. Follow-On Maintenance
INITIAL SETUP
Test Equipment
Equipment Conditions
None
TM or Para
Condition Description
Vehicle positioned on level
Tools and Special Tools
ground.
Tool kit, general mechanics, Item 38, Appendix B
Parking brake applied.
Materials/Parts
Engine shut OFF.
Cloth, lint-free, Item 10, Appendix C
Battery box opened.
Petroleum, technical, Item 50, Appendix C
Electrical master switch OFF.
Sodium bicarbonate, Item 57, Appendix C
"Do Not Operate" tag attached
Tags, identification, Item 63, Appendix C
to ignition switch.
Ties, cable, Item 68, Appendix C
Drawings Required
Personnel Required
TM 5-2420-230-24P Figure 44
MOS 62B, Construction Equipment Repairer
Estimated Time to Complete
References
Refer to MAC in Appendix B
TM 9-6140-200-14
The IHMEE is equipped with dual, 12-volt batteries wired in series to provide the 24 volts required by the electrical system.
Electrical components of the hydraulic system require 12 volts and are supplied through a load-sharing switch which balances
the 12-volt load over the two batteries.
a. Removal.
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.
Lead-acid battery gases can explode. Do not smoke, have open flames, or make sparks around a
battery, especially if caps are off. Battery may give off gas which can explode. Failure to comply
may result in injury or death to personnel.
NOTE
Tag all wires and note their positions before removal
Remove cable ties as required.
Remove negative (-) cable before removing positive (+)
cable.
(1)
Remove cable (1) from negative (-) battery post.
(2)
Remove cable (2) from positive (+) battery post.
(3)
Remove cross-over cable (3) from positive (+) battery post.
(4)
Remove two wing nuts (4), hold-down bracket (5), and battery.
Change 1