AR42.10-B-0810B | Disassemble, assemble single-circuit diaphragm cylinder | 12.02.16 |
Vehicle 688 with Cumbustion engine 374.977, 904.908, 904.924, 904.957, 904.919, 904.918
B42.10-0319-12
1 Cylinder
2 Diaphragm
3 Piston
4 Spring seat
5 Tapered spring
6 Spring seat
7 Hexagonal screw
8 Hex. nut
9 Belt
10 Ring
11 Cover
12 Ring
13 Cover
14 Cylinder cover
15 Ring
16 Sleeve
17 Washers
18 Ball joint
| Disassemble | ||
Danger! | Risk of injuries by crushing when working with springs or components under tension | ||
1 | Lightly compress the cylinder (1) | Utilize a press or an appropriate device. | |
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Mark the position of the two cylinder parts (1) and (14) and of the fastening strap (9). | |||
2 | Unscrew the nut (8), remove the bolt (7) and the fastening strap (9) | ||
3 | Remove the cylinder (1) and the diaphragm (2) | Relief the press pressure. | |
4 | Remove the piston (3) together with the spring seat (4), the washer (10), the sleeve (16), the washer (17), the ball joint (18), the taper spring (5) and the spring seat (6) | ||
5 | Remove the cylinder cover (14), the rings (12, 15), the boot (11) and the plugs (13) | ||
| Clean | ||
6 | Wash the parts and check them for damage and wear | Utilize an adequate product in order not to damage the rubber and plastic parts of the component. | |
| Assembling | ||
The repair kit components must be replaced whenever the valve is disassembled. | |||
The bottom hole of the cylinder cover (14) must be kept open. | |||
The inner parts of the cylinder and the parts to be assembled must be free of grease or other type of lubricant. | |||
7 | Install on the cover of the cylinder (14) the plugs (13), the rings (12, 15) and the boot (11) | ||
8 | Assemble the cylinder cover (14) in a press or appropriate device and install on it, the spring seat (6), the taper spring (5), the piston (3) with the spring seat (4), the ring (10), the diaphragm (2) and the cylinder (1) | Position the cylinder (1) and the cover (14) according to the markings made at disassembly. | |
9 | Lightly compress the cylinder (1) | Utilize a press or an appropriate device. | |
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10 | Assemble the strap (9) and insert the bolt (7) with the nut (8) | Tighten the nut (8) to specified torque. | |
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After tightening the nut (8) with a plastic head hammer apply light blows to the strap (9), this will permit a perfect seating of the parts. | |||
11 | Assemble the sleeve (16), the washer (17) and the ball joint (18) | ||
| Test | ||
12 | Install the membrane cylinder on the bench and test it |
Brake cylinder
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