TM 9-2320-365-10
(27) Remove two dummy couplings (20) from service gladhand (21) and emergency
gladhand (22) of towing vehicle.
(28) Connect intervehicular air hose (18) to emergency gladhand (22).
(29) Connect intervehicular air hose (19) to service gladhand (21).
(30) Connect intervehicular cable (23) to rear receptacle (24) of towing vehicle.
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