1 | Poly-V belt |
2 | Screw/bolt |
3 | Poly-V belt tensioning device |
4 | Guide pulley |
5 | Guide pulley |
P13.20-2108-06
| Remove/install | ||
Danger ! | 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 range of the mechanism when moving components. | |
1 | Remove fan unit | ||
2 | Detach charge air cooler and place with attached coolant lines to one side | ||
3 | Loosen poly-V belt (1) and remove | Turn poly-V belt tensioning device (3) in direction "RELEASE" and lock in place with a suitable tool. | |
Installation: Do not use belt wax or similar products. This leads to slipping of the poly-V belt (1). | |||
| Check | ||
4 | Check profile of the belt pulleys, guide pulleys (4, 5) and poly-V belt tensioning device (3) | Check for damage, wear and dirt; replace the respective assembly part if necessary. | |
5 | Check poly-V belt (1) | Check for damage, wear and dirt; replace if necessary. | |
When laying on poly-V belt (1), the routing diagram must be observed: | |||
| |||
Routing diagram of poly-V belt | |||
Only perform operation steps 6 through 8 for remove/install of poly-V belt tensioning device (3) | |||
6 | Tension poly-V belt tensioning device (3) | Turn poly-V belt tensioning device (3) in direction "RELEASE" and lock in place with a suitable tool. | |
7 | Remove screw/bolt (2) for poly-V belt tensioning device (3) | Screw/bolt, tensioning device to crankcase | |
8 | Remove poly-V belt tensioning device (3) | ||
Only perform operation steps 9 and 10 for removal/installation of guide pulleys (4, 5) | |||
9 | Loosen poly-V belt (1) | Turn poly-V belt tensioning device (3) in direction "RELEASE" and lock in place with a suitable tool. | |
10 | Remove guide pulleys (4, 5) | To do this remove cover on the guide pulley (4) and remove underlying screw/bolt. | |
Bolt, guide pulley to carrier | |||
Screw/bolt, guide pulley carrier to crankcase | |||
11 | Install in the reverse order | ||
Danger ! | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
12 | Carry out an engine test run |