AR03.20-W-3000A | Replace front crankshaft radial sealing ring | 1.10.09 |
ENGINE 902.9 in MODEL 957 with CODE (MS8) Natural gas engine
ENGINE 904.904 in MODEL 670
ENGINE 904.908 /914 /923 /936 in MODEL 668, 670
ENGINE 904.9 in MODEL 374, 375, 673, 674, 676, 958, 970, 972, 975, 976
ENGINE 906.9 in MODEL 374, 958, 970, 972, 974, 975, 976
ENGINE 906.9 in MODEL 374, 375, 950, 952, 953, 954, 957, 958
W03.20-1170-12
1 Radial shaft sealing ring
2 Crankshaft
Modification notes
| Removing | ||
1 | Remove belt pulley/vibration damper | Model 668, 670 | |
Model 374, 375, 673, 674, 676, 950, 952, 953, 954, 958, 970, 972, 974, 975, 976 | |||
Model series 957 | |||
2 | Remove radial shaft sealing ring (1) | ||
| Checking | ||
3 | Check flange on the crankshaft (2) for galling of the radial shaft sealing ring (1) | If galling is found on the flange: | |
Replace crankshaft (2). | |||
| Install | ||
4 | Install new radial shaft sealing ring (1) | ||
| |||
5 | Install belt pulley/vibration damper | Model 668, 670 | |
Model 374, 375, 673, 674, 676, 950, 952, 953, 954, 958, 970, 972, 974, 975, 976 | |||
Model series 957 | |||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. | |
6 | Start the engine and run it at varying speeds | ||
7 | Switch off engine and check around radial shaft sealing ring (1) for leaktightness | Visual inspection. |
Assembly tool
904 589 04 15 00