Preparing Semitrailer For Operation

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Uncoupling Semitrailer From Towing Vehicle

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TM-9-2330-380-14-P Semitrailer Van: Electronic Tactical 12-Ton 4-Wheel XM1063 (NSN 2330-01-224-9244) and M129A4 (NSN 2330-01-372-5642) Manual

Operating Landing Gear And Leveling Jack

TM 9-2330-380-14&P

2-10. Uncoupling Semitrailer From Towing Vehicle (cont'd)

f. Raise gladhand spring loaded covers (6).

g. Disconnect intervehicular air hoses (7) from semitrailer gladhands (8).

h. Disconnect intervehicular electrical cable.

Release kingpin lock on the fifth wheel and drive towing vehicle away

from semitrailer.

2-11. Preparing Semitrailer For Operation

a. Uncouple from towing vehicle (para. 2-10).

NOTE

Leveling jacks are provided on the M129A4 Registration

Numbers NX0QVH through NX0RC9 and XM1063 only.

b. Lower landing gear and leveling jack legs (para. 2-12).

WARNING

Ladder is heavy. Two persons are required to remove/install ladder.

c. Install ladder (para. 2-13).

d. On M129A4, use power cable to connect external power source to semitrailer through power inlet

receptacle. Turn switch and circuit breakers to ON position and ensure all lights, switches and receptacles

operate properly.