Adjust Parking Brake - AR42.20-P-0540SR
MODEL 453
MODIFICATION NOTES
| 07.10.2016 | Adjusting nut (3) must always be replaced. | See | SI42.20-P-0004A |
| 12.01.2016 | Document revised completely. |
| Adjust | |||
| 1 | Unclip cover (2) | ||
| 2 | Remove adjusting nut (3) and screw new nut onto thread. Lower parking brake lever (1) fully | ||
| SI42.20-P-0004A | |||
| 3 | Check condition of brake system on rear axle, reset brake shoes and position again using the adjustment | AR42.10-P-1010SR | |
| 4 | Adjust free travel on parking brake lever using nut (3) | ||
| 5 | Turn wheels on rear axle | If brake shoes are making contact ↓ Check brake cables for unobstructed movement and adjust free travel again |
AR42.20-P-0545SR |
| 6 | Tighten parking brake lever (1) up to third notch | ||
| 7 | Turn wheels on rear axle | If there is hardly any or no noticeable braking effect ↓ Tighten parking brake lever (1) up to fourth notch and turn wheels again |
|
| 8 | Correct adjustment of nut (3) on thread, taking free travel into consideration | If the braking effect is still hardly or not perceptible at all in the fourth notch. | |
| 9 | Tighten parking brake lever (1) up to fifth notch | ||
| 10 | Turn wheels on rear axle | If the wheels still turn. ↓ Tighten parking brake lever (1) up to seventh notch and turn wheels again |
|
| 11 | Correct adjustment of nut (3) on thread, taking free travel into consideration | If the wheels still turn, even in the seventh notch. | |
| 12 | Tighten parking brake lever (1) then release it again, several times in succession | ||
| 13 | Check the parking brake adjustment | If adjustment changed ↓ Correct adjustment of nut (3) on thread, taking free travel into consideration |
|
| 14 | Lower vehicle with vehicle lift | ||
| 15 | Clip in cover (2) | ||
| Check | |||
| 16 |
Carry out brake test on the test stand | AP42.00-P-4290MCC |