AR42.10-T-0190BA | Checking adjuster | 23.7.07 |
MODEL NMB613.358 /388 with REAR AXLE 746.217
MODEL NMB613.367 /368 with REAR AXLE 746.211 /216
W42.10-1078-01
1 Adjuster
2 Adapter
3 Protective cap
| Checking | ||
1 | Secure vehicle against rolling | ||
2 | Release parking brake | Reservoir pressure of service brake must be at least 8 bar. | |
3 | Remove protective cap (3) of adjuster (1) | ||
4 | Adjust the brake adjuster (1) two to three detent positions counterclockwise | Use only a box wrench or socket wrench for adjusting. Leave the box wrench or socket wrench on the brake adjuster (1) after adjusting. The detent positions are indicated by a clicking sound of the overload clutch in the slack adjuster. | |
5 | Checking adjuster | To do this, operate brake 5 to 10 times with partial braking, only actuate | |
The slack adjuster is OK, if the box wrench or socket wrench adjusts with each operation clockwise, the movement of the box wrench becoming smaller with each operation. | |||
The slack adjuster is defective if the box wrench or socket wrench: does not turn, adjustment only takes place during the first operation or moves forwards and then back again each time the brake is applied. If the slack adjuster is defective the brake caliper must be replaced: | |||
Model 613.358/388 with rear axle 746.217: | |||
Replace brake caliper | |||
6 | Lightly grease protective cap (3) of adjuster (1) and fit on | Leave adapter (2) on the adjuster (1). When installing the protective cap (3), ensure that good access to the removal tab is available. |
Auxiliary repair materials
Number | Designation | Order number |
BR00.45-Z-1021-06A | Assembly grease (white) | Knorr-Bremse AG |