AR42.10-W-0700A | Remove/install combination cylinder | 15.10.07 |
MODEL 374, 375.1 /3 /4, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957, 958.2 /4, 970, 972, 974, 975, 976
with disk brake
W42.10-0030-09
1 Nuts
2 Combination brake cylinder
5 Spherical cap
3 Spring actuator release bolt
4 Compressed air lines
Modification notes
| Remove/install | ||
1 | Secure vehicle against rolling | ||
2 | Release parking brake | ||
3 | Mechanically loosen combination brake cylinder (2) | Single diaphragm cylinder | |
Double diaphragm cylinder | |||
Installation: New combination brake cylinders (2) are delivered in released position. | |||
| Combination brake cylinder changed | Only combination brake cylinders made by Knorr. | |
4 | Apply parking brake | ||
5 | Detach compressed-air lines (4) | Installation: Replace O-rings. | |
With compressed air connection system "VOSS 230". | |||
With compressed air connection system "VOSS 232" (NG 8, 12) or "SCHÄFER SDF" (NG 6). | |||
6 | Remove combination brake cylinder (2) | Installation: Check the connection housing of the brake caliper and the combination brake cylinder (2). | |
If there is condensation water or corrosion in the connection housing of the brake caliper, a new brake caliper must be installed: | |||
Disk brake SB 5000, SB 6000, SB 7000, SN 6000, SN 7000 | |||
Disk brake SN 5000 | |||
If there are traces of corrosion on the sealing surfaces of the housing opening and the brake lever on the combination brake cylinder (2) a new combination brake cylinder (2) must be installed. | |||
Clean sealing surfaces on the combination brake cylinder (2) and brake caliper. Coat spherical cap (5) at brake lever with assembly grease. Use new self-locking nuts (1). | |||
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Single diaphragm brake cylinder | |||
Dual diaphragm brake cylinder | |||
| Notes on self-locking nuts and bolts | ||
7 | Install in the reverse order | ||
8 | Check function and effectiveness of service brake |
Brake cylinder
Number | Designation | Model | Model | ||
BA42.10-N-1001-08A | Self-locking nut, combination cylinder to brake caliper | M161.5 | Nm | 180 | 180 |
BA42.10-N-1008-08A | Self-locking nut, double membrane cylinder to brake caliper | M161.5 | Nm | 180 | 180 |
Brake cylinder
Number | Designation | Model | Model 930, 932, 933, 934 with disk brake | ||
BA42.10-N-1001-08A | Self-locking nut, combination cylinder to brake caliper | M161.5 | Nm | 180 | 180 |
BA42.10-N-1008-08A | Self-locking nut, double membrane cylinder to brake caliper | M161.5 | Nm | 180 | 180 |
Brake cylinder
Number | Designation | Model | ||
BA42.10-N-1001-08A | Self-locking nut, combination cylinder to brake caliper | M161.5 | Nm | 180 |
BA42.10-N-1008-08A | Self-locking nut, double membrane cylinder to brake caliper | M161.5 | Nm | 180 |
Repair materials
Number | Designation | Order number |
BR00.45-Z-1021-06A | Installation grease (white) | Knorr-Bremse AG |
001 589 44 21 00
Torque wrench handle
Open end wrench
000 589 26 01 00
Referenced documents
- ah0000n000101a Notes on self-locking nuts and bolts
- ar4210w0030a Releasing combination cylinder mechanically
- ar4210w0030b Releasing combination cylinder mechanically
- ar4210w0090a Remove/install brake caliper
- ar4210w0090c Remove/install brake caliper
- ar4210w0900a Remove/install compressed-air line connector
- ar4210w0900c Remove/install compressed air connector coupling
- bt4210w200001a Combination brake cylinder changed