TM 9-2320-209-34-2-1 f. TrailerAirBrake CouplingBracket(TrucksM275A1 and M275A2). NOTE Thistaskisshown fortheleftairbrakecoupling bracket. The taskisthesame fortherightrear airbrakecouplingbracket. (1) Preliminary procedures. (a) Vent airsystempressure. RefertoTM 9-2320-209-20. (b) Remove trailer hosecoupling.RefertoTM 9-2320-209-20. (2) Removal. FRAME 1 1. Take outtwo screws(1)and nuts (2). Take offbracket(3). END OF TASK 15-17