NOTE If the brake disk is removed hardly, scroll an adjusting gear wheel until the brake disk does not begin to rotate easily (fig. 6.62).

Fig. 6.63. Measurement of internal diameter of the brake drum

Measure the internal diameter of the brake drum (fig. 6.63).

If the drum has scratches, mechanical damages or the increased wear, then it can be chiseled to the most admissible internal diameter

Standard diameter: 170 mm

The most admissible: 171 mm

Fig. 6.64. Release of coupling springs

Release coupling springs of brake shoes of the parking brake (fig. 6.64).

Fig. 6.65. Removal of adjusting screws of brake shoes of the parking brake

Remove adjusting screws of brake shoes of the parking brake (fig. 6.65.)

Remove an expansion plate together with a spring.

Remove a spring of the holder, a saddle of a spring and the holder.

Disconnect a returnable spring and remove a forward block.

Delay a back block.

Remove a returnable spring from a back block.

Remove a spring of the holder, a saddle of a spring and the holder.

Disconnect a cable of the parking brake from the lever of the parking brake.

Fig. 6.66. Removal of the lever of the parking brake

Remove a lock washer and the lever of the parking brake (fig. 6.66).