UNCOUPLE FROM SEMITRAILER (Con't).
m. Stop and set parking brake (paragraph 2-2).
PINTLE TOWING PROCEDURES.
Remove cotter pin (3), engage latch (4), and lift lock (5) to open position.
Connect trailer to pintle hook (6).
Push lock (5) down ensuring latch (4) engages and install cotterpin (3).
Connect intervehicular electric cable from receptacle (1) on rear of vehicle to
Conned air hoses from trailer to quick-disconnect couplings (2) at rear of vehicle.
Connect safety chains.
Failure to completely turn ON or OFF air cutoff valve will cause loss of
brakes on trailer or truck.
Open trailer air supply valve on hosetenna behind cab and push in trailer air
supply knob on instrument panel.