TM 5-2420-230-24-1
12-34.3. GENERAL SENSOR AND SENDING UNITS REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
c. Follow-On Maintenance
INITIAL SETUP
Test Equipment
Equipment Conditions
None
TM or Para
Condition Description
Vehicle positioned on level
ground.
Tools and Special Tools
Tool kit, general mechanics, Item 38, Appendix B
Parking brake applied.
Engine shut OFF.
Electrical master switch OFF.
Materials/Parts
Tags, identification, Item 63, Appendix C
"Do Not Operate" tag attached
Ties, cable, Item 68, Appendix C
to ignition switch.
A/C system purged
(A/C pressure switch only).
Personnel Required
MOS 62B, Construction Equipment Repairer
Drawings Required
None
References
None
Estimated Time to Complete Task
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. Danger to equipment and injury or death to personnel may occur.
NOTE
All sensors and sending units are removed and installed in a similar manner. Transmission speed
sensor is shown.
Tag all wires and note their positions before removal.
Remove cable ties as necessary.
To gain access to some sensors or sending units, the belly plates (TM 5-2420-230-10) or hydraulic
reservoir step plate (Para 13-15) may need to be removed.
Ensure that all wires are disconnected and clear before removal.
Change 1