1 | Self-locking screw |
2 | Exhaustion nozzle |
3 | Seal ring |
4 | Self-locking nut |
5 | Lower body |
6 | Spring |
7 | Sealing ring 12X2 |
8 | Piston |
9 | Gasket |
10 | Seal ring |
11 | Spacer |
12 | Valve |
13 | Washer |
14 | Seal ring |
15 | Spacer |
16 | Spring |
17 | Rod |
18 | Pin |
19 | Seal ring |
20 | Shim |
21 | Shim |
22 | Spring |
23 | Intermediate body |
24 | Fastening plate |
25 | Seal ring |
26 | Piston |
27 | Pin |
28 | Actuator rod |
29 | Connector |
30 | Upper body |
31 | Holder |
32 | Spring |
33 | Bolt |
34 | Covering |
35 | Covering |
36 | Protective cover |
37 | Stopper |
38 | Bushing |
39 | Spring |
40 | Pin |
41 | Handle |
B42.20-0002-12
Disassemble and assemble | |||
1 | Unfasten the self-screwing bolt (1) and remove the exhaust nozzle (2) | Installation: Apply a new sealing ring (3) | |
.Self-locking screw | |||
2 | Remove the pins (40) and remove the wrist (41) | ||
3 | Unscrew the bolts (33) and remove the nuts (4) | .Bolt that fastens the upper to the lower body | |
4 | Detach the lower body (5) from the intermediate (23) and remove the set of parts that make up the valve (12); spring (6), sealing ring 12X2 (7), plunger (8), gasket (9), sealing rings (10), spacers (11) and (15), washer (13), sealing ring (14) , spring (16), rod (17), pin (18), sealing ring (19), shims (20) and (21) and spring (22) | ||
5 | Detach from the intermediate body (23) the upper body (30) and remove the piston (26), the sealing ring (25) and the fastening plate (24) | ||
6 | Remove from the upper body (30) the support (31) and the spring (32), remove the actuation rod (28) and the pin (27) | ||
| Clean | ||
7 | Clean the components and check the parts for wear | Use an adequate product to clean the rubber and plastic components, otherwise, such components can be damaged. | |
The parts belonging to the repair kit must be replaced at every disassembly work. | |||
8 | Assemble in the reverse order | ||
| Check | ||
9 | Install the parking brake valve in the stand and make a test | Check parking brake valve |