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Component Locations (Cont)
Figure 1-13. M983 Tractor Vehicle (W/O Crane) Components Location.
1. SEMITRAILER SPARE TIRE. Semitrailer replacement tire.
2. STOWAGE BOX. Used to stow BII.
3. ACCESS LADDER. Used by crew to clean windows, check oil, or perform other
tasks requiring access to parts of vehicle out of normal reach.
4. SEMITRAILER GLAD HANDS. Provides air to semitrailer brake system through
interconnecting hoses.
5. SEMITRAILER ELECTRICAL CONNECTOR. Supplies power to semitrailer electrical
system through intervehicular cable.
6. FIFTH WHEEL. Couples semitrailer to tractor vehicle.
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