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THE MECHANICAL ELEMENTS CONTROLS 37 37 - 14 ADJUSTMENT OF THE BRAKE PRESSURE CONTROLLER FOR THE PARALLEL BRAKING SYSTEM Imposed conditions : - the vehicle on wheels ADJUSTMENT METHOD Mount the flexible connection of the FR 501 device at the purging screw of one rear wheel cylinder. Purge the manometer. rear wheels cylinders. Unscrew the adjustment nut (A) to distance it from the pushing rod end (B). - by unscrewing it towards the pushing rod ( C ) in order to increase the pressure in the rear circuit; - by screwing it towards the pushing rod (C ) in order to decrease the pressure in the rear circuit. Tighten to the required moment (0.15 damn) the adjustment nut (A) locked with the pushing rod end (B) so that between the lever end and the lever (D) a clearance of L = 0.5 mm to be Brake pressure controller SPECIAL TOOLS FR 501 Purging device TIGHTENING MOMENTS (daNm) Adjustment nut 0.15 L 0,5 D A C B Check several times the limiting pressure obtained on the rear wheels cylinders, which must be between 28-30 bars. Dismount the manometer and purge the braking circuit. |