Manual 814-1 D. 45-2 OPERATION No D. 453-0: Checking and adjusting the brake control Op. D. 453-0 3 VEHICLES ALL TYPES EXCEPT DV-DT B. BRAKE PEDAL CONTROL. 1. Adjusting the brake pressure distribution. NOTE : Use test bench 2290-T / for vehicles using synthetic LHS 2 coloured red ) or test bench 3654-T (for vehicles using LHM fluid coloured green ), Connect the pressure gauge calibrated from 0 to 100 bars. (0 to 1450 psi. )