TM-9-2320-341-10

TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8 M983A4 LET

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-341-10 - Page 275 of 962

17

14

18

5

10

Figure 6.

CAUTION

Do not run kingpin up guide ramps to prevent damage to kingpin, guide

ramps, or fifth wheel.

NOTE

•

As semitrailer contacts tractor vehicle, second assistant should

visually check that front of semitrailer is on guide ramps.

•

Tractor vehicle is equipped with fifth wheel to accept 3.5 in. (89 mm)

kingpin.

16. Continue to reel in heavy-duty winch cable (14) as semitrailer moves up guide ramps

(10), and semitrailer kingpin (18) locks in fifth wheel (5).

NOTE

If coupling is not secure, rock tractor vehicle back and forth slowly until

kingpin is locked in fifth wheel.

17. Verify semitrailer kingpin (18) is fully engaged and locked within fifth wheel (5).

NOTE

Dashboard parking brake indicator will illuminate when PARKING

BRAKE control is applied.

18. Pull out PARKING BRAKE control (12).

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