| Checking | ||
Danger! | Risk of death caused by body parts being pulled in by rotating vehicle wheels and roller dynamometer rollers | Do not insert your hand into rotating parts. Wear closed and snug-fitting work clothes. Safeguard roller dynamometer from unauthorized access. | |
1 | Drive the vehicle onto the brake test stand and measure and note deceleration values of the service brake at the front axle and rear axle | Permissible deviation from the higher value: Maximum 20 %. If the braking effect is uneven or inadequate, establish the cause and eliminate against a separate order: | |
Check lining thickness of brake pads and condition of brake disks | |||
2 | Engage parking brake, measure and note deceleration values | Permissible deviation from the higher value: Maximum 20 %. If the braking effect is uneven or inadequate: | |
Adjust parking brake | |||
If the braking effect is uneven or inadequate, establish the cause and eliminate against a separate order: | |||
Detach brake drum and determine or eliminate cause (e.g. replace brake linings, brake drum): | |||
| Remove/install brake drum | ||
Check components of parking brake for signs of wear and damage, replace if necessary. | |||
3 | Drive vehicle off the brake test stand |