•
Connect tractor vehicle service (blue) air line to semitrailer service
(blue) air line.
23. Connect tractor vehicle air lines (24) to semitrailer air lines (26).
24. Remove inter-vehicular wiring harness (27) from stowage box and connect cable plug
(28) to receptacle on tractor vehicle (29).
NOTE
M870/M870A1 semitrailers have both 12-volt and 24-volt receptacles,
use the 24-volt receptacle.
25. Connect free end of inter-vehicular harness cable plug (30) to receptacle (31) on
semitrailer.
NOTE
The M870 and M870A1 semitrailers have different air reservoir configu-
rations (refer to figure below).
26. Ensure semitrailer air reservoirs (32) have drain cocks (33) in closed position.
TM 9-2320-341-10
0041
0041-14