Operation Under Unusual Conditions (Cont)
2-46. CONNECT/DISCONNECT TOW BAR (CONT).
b. Disconnect Tow Bar.
Vehicle should be parked and disconnected on level
Park towing vehicle (para 2-11o).
(2) Pull out TRAILER AIR SUPPLY control (1) on towing vehicle.
(3) Set parking brake on disabled vehicle.
Disconnect two safety chains (2) from rear of towing vehicle (3) and
from walking beam (4) behind No. 1 axle (5) of disabled vehicle and
stow safety chains.