2-39. M1088 TRACTOR AND TRAILER COUPLING/UNCOUPLING
a. Coupling M1088 Tractor to Trailer.
Sliding fifth wheel must be in the front position before coupling M1088
Tractor to any trailer. Failure to comply may result in damage to
The M1088 Tractor is capable of pulling the following trailers:
M127A2C, M128A2C, M129A2C
M871, M871A1, M871A2
M967, M967A1, M969, M969A1, M970, M970A1
*M146 (Modified IAW TB 43-0001-39-2, 1 Apr 87)
* Limited to highway operations only.
(1) Pull secondary lock release handle (1) completely out and hook in out position.
(2) Pull out primary lock release handle (2).
(3) Push down on fifth wheel (3) so that tail ramps (4) are below top surface of guide