TM 5-2420-230-24-1
12-13. SWITCH 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.
Engine shut OFF.
Materials/Parts
Electrical master switch OFF.
Tags, identification, Item 63, Appendix C
"Do Not Operate" tag attached
Ties, cable, Item 68, Appendix C
to ignition switch.
Personnel Required
Drawings Required
MOS 62B, Construction Equipment Repairer
TM 5-2420-230-24P Figure 71
TM 5-2420-230-24P Figure 72
References
FO-3, Electrical schematic
TM 5-2420-230-24P Figure 73
Estimated Time to Complete
Approximately 0.5 hr.
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.
NOTE
Tag all wires and note their positions before removal.
Remove cable ties as necessary.
To gain access to harnesses, some components may need to be removed.
Ensure all wires are disconnected and cleared before removal.
All switches are removed and installed in the same way.
Change 1