Parking Brake Operational Check
m2 mm 42.13.000
Important: This procedure should be performed prior to lubrication of the brake components.
Caution: Perform the following check in a clear safe area. If the parking brakes fail to hold the vehicle, personal injury or property damage may result.
- With the engine running, and air pressure at cut-out pressure, set the parking brake.
- Put the vehicle in the lowest gear and gently attempt to move it forward. The vehicle should not move. If the vehicle moves, the parking brakes are not operating correctly and must be repaired before the vehicle is returned to service. See General Information, Meritor WABCO Pneumatic Antilock Braking System (ABS) of the vehicle Workshop Manual for repair procedures.
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