TM 1-1740-221-13&P&P
FIELD MAINTENANCE
BACK-UP ALARM
INITIAL SETUP:
Test Equipment
References
Tools and Special Tools
Equipment Condition
General Mechanics Tool Kit (WP 0157, Item 24)
Engine Shut Down
Personnel Required
91B, Light Wheel Vehicle Mechanic
INSPECTION
Visually inspect backup alarm terminals for corrosion or loose connections. Repair or replace as necessary.
END OF TASK
REMOVAL
3. Tag and disconnect electrical wires (Figure 1, Item 1) from backup alarm (Figure 1, Item 3).
4. Remove bolt/star washer/nut (Figure 1, Item 8).
5. Tag and disconnect ground wire (Figure 1, Item 6).
6. Remove remaining bolt/star washer (Figure 1, Item 5), nut (Figure 1, Item 4) securing backup alarm
(Figure 1, Item 3) to tow tractor (Figure 1, Item 7).
7. Remove backup alarm (Figure 1, Item 3) from tow tractor (Figure 1, Item 7).
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