- bend back the petals of the locking plates, unscrew the caliper mounting bolts and, moving it to the side, secure the caliper so that it does not hang on the hoses;
- remove the front wheel hub cap using puller 67.7901.9514 or a screwdriver;
- unscrew the adjusting nut of the hub bearings, remove the washer and, using the universal puller A.40005/1/9B, remove the hub assembly with bearings, seal and brake disc, and then the inner ring of the inner bearing from the steering knuckle journal.
Carry out further disassembly after removing the entire suspension from the vehicle, securing it in a vice and proceeding in the following order:
- remove the locking plates and the steering knuckle arm, having first unscrewed all the nuts;
- remove the locking plates, this will release the caliper mounting bracket and the brake disc protective cover;
- unscrew the upper joint pin mounting nut, install puller 67.7801.9513 (Fig. 163) between the ball joint pins and, tightening the puller bolt, press the upper joint pin out of the steering knuckle;
- unscrew the nut securing the lower hinge pin and install the same puller or A.47042 with a spacer sleeve between the pins and the stop;
- by tightening the puller screw, press out the pin and remove the lower arm from the knuckle.
Assemble the suspension units in the reverse order. In this case:
- lubricate the front wheel hub bearings with Litol-24 grease as indicated in the section "Replacing grease in front wheel hub bearings";
- tighten the nuts and bolts for fastening the suspension units and parts to the torques specified in the appendix;
- after assembling the suspension and installing it on the vehicle, the suspension elements are "tested" by running 15–20 km, after which the wheel alignment angles are checked and, if necessary, adjusted.