TM-9-2320-279-10-1

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

OPERATOR’S MANUAL VOLUME 1 OF 2

DECEMBER 1998

CHANGE 5

TM-9-2320-279-10-1 - Page 426 of 773

TM 9-2320-279-10-1

M983 Tractor Operating Procedures (Cont)

(16)

Connect plug (8) on intervehicular wiring harness (5) to trailer

receptacle (9).

(17)

Connect red airhose to EMERGENCY coupling (10) on trailer and

connect blue airhose to SERVICE coupling (11) on trailer.

(18)

Push in TRAILER AIR SUPPLY control knob (12).

CAUTION

If tractor is used to pull an XM860A1 trailer, the rear

mud flaps with mounting arms must be removed or

damage to flaps and/or mounting arms may result. To

remove mud flaps with mounting arms, do steps (18.1)

through

(18.4).

(18.1)

Remove two pins (12.1) and remove access ladder (12.21 from

walkway grating (12.3).

Change 5

2-324.1