AR27.50-P-0780-10A | Dismantling, assembling and carrying out basic adjustment of brake band piston B1 | As of transmission end no. 3746852 (722.5) | |
| Self-adjusting brake band piston | As of transmission end no. 3746852 (722.5) |
P27.50-0249-01
Dismantling
1 Remove brake band piston from brake band piston cover (40).
2 Press apart locking device (40a) in brake band piston cover (40) using locking ring pliers, removing the pin (37c).
The locking device remains in the brake band piston cover.
3 Remove snap ring (37b) in brake band piston using a screwdriver and remove disc spring (37a).
P27.50-0250-01
Assembling
4 Insert pin (37c) in brake band piston B1 (37).
5 Slide Belleville spring washer (37a) over pin (37c) until the it abuts the brake band piston (37).
6 Insert snap ring (37b).
7 Press the assembled brake band piston B1 (37) into the brake band piston cover (40) until it locks in position audibly.