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© 200436 2-23 Inspection and adjustment BRAKE SYSTEM AND COMPONENTS ΛΦ45/55 series 6 4 2.16 CHECKING AUTOMATIC DISC BRAKE SLACK ADJUSTER, WABCO MODEL 1. Place chocks in front of and behind the wheels to prevent the vehicle from moving. 2. Put the parking brake in the driving position. 3. Remove the wheel. 4. Remove the covering cap from the slack adjuster. 5. Fit a ring spanner on the hexagonal adjusting bolt (7) and turn it anticlockwise (2-3 clicks). 6. Leave the ring spanner on the adapter and depress the brake pedal 5 times at an output pressure of 1 bar. 7. Check that the ring spanner makes a clockwise turn every time the pedal is depressed. The turns of the ring spanner must decrease in line with the clearance. 8. Place the cap back on the slack adjuster. R600515 7 |