Shown without additional assemblies |
1 | Tensioner pulley |
2 | Belt pulley (coolant pump) |
3 | Poly-V-belt |
4 | Vibration damper |
5 | Belt pulley (alternator) |
G13.22-3117-81
Shown with code MI3 (Additional alternator, on engine) |
1 | Tensioner pulley |
2 | Belt pulley (coolant pump) |
3 | Poly-V-belt |
4 | Vibration damper |
5 | Belt pulley (alternator) |
6 | Guide pulley |
8 | Belt pulley (additional alternator) |
G13.22-3118-81
Shown with CODE F56 (Integrated air conditioning) |
1 | Tensioner pulley |
2 | Belt pulley (coolant pump) |
3 | Poly-V-belt |
4 | Vibration damper |
5 | Belt pulley (alternator) |
6 | Guide pulley |
7 | Belt pulley (A/C compressor) |
G13.22-3119-81
Shown with code M25 (Reinforced refrigerant compressor) and code EL6 (Compact alternator 28V, total output 200A(100A+100A)) |
1 | Tensioner pulley |
2 | Belt pulley (coolant pump) |
3 | Poly-V-belt |
4 | Vibration damper |
5 | Belt pulley (alternator) |
6 | Guide pulley |
7 | Belt pulley (A/C compressor) |
8 | Belt pulley (additional alternator) |
G13.22-3120-81
Warning | Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension | Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves. | |
Warning | Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities. | No parts of the body or limbs should be within the operating area of mechanical components when moving components. | |
Topical note | Notes on self-locking nuts and bolts | ||
| Remove/install | ||
1 | Remove V-belt for fan drive. | ||
2 | Remove charge air cooler. | ||
3 | Slightly press radiator unit forwards and secure in place with suitable spacers. | ||
4 | Release tension of poly-V-belt (3) and remove. | ||
Do not kink poly-V-belt (3) during removal/installation. | |||
Installation: Ensure that poly-V belt (3) is seated correctly. | |||
| Check | ||
5 | Check poly-V-belt (3) for wear and damage. | ||
| Damage profiles for a poly-V belt | ||
If problems exist, | |||
| |||
Replace poly-V-belt (3). | |||
6 | Check tensioner pulley (1), belt pulleys (2, 5, 7, 8), belt pulley at vibration damper (4) and guide pulleys (6) according to equipment for wear and damage. | If problems exist, | |
| |||
Replace affected parts. | |||
Remove/install belt pulley at vibration damper (4) | |||
Remove/install tensioner pulley (1) | |||
Screw, guide pulley to mounting support | |||
Nut, belt pulley to alternator | |||
Screw/bolt, belt pulley to coolant pump | |||
Screw, belt pulley (magnetic clutch) to refrigerant compressor | |||
7 | Install in the reverse order |