Remove/install belt drive components - AR13.20-P-0001GZA
WARNING: This page is about a different car, the 2009 Mercedes-Benz CLK350 and 2008 Mercedes-Benz CLK350. However, it is still accessible from the selected car via links, so may be relevant.
ENGINES 272, 273 in MODEL 164, 251
| Removing | |||
|---|---|---|---|
| Risk of injury caused by moving parts that 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. | AS00.00-Z-0009-01A | |
| 1 | Remove front engine cover | ||
| 2 | De-tension poly-V belt (2), remove and de-tension tensioner pulley (3) | ||
| Checking | |||
| 3 | Check profile of belt pulley and poly-V belt tensioning device (4) for damage and soiling | ||
| 4 | Check poly-V belt (2) for wear and damage and replace if necessary | ||
| Check visible area of poly-V belt for wear | Model 164.1 with engine 272.9, 164.8 with engine 273.9 | AP13.22-P-1352GZC | |
| Model 251.065/165 Model 164.1 with engine 273.9, 251.054/056/072/154/156/172 |
AP13.22-P-1352RTC | ||
| Remove/install | Only perform steps 5 through 9 for remove/install of poly-V belt tensioning device (4). | ||
| 5 | Remove electric fan | Model 164 with engine 273 | AR20.40-P-5000GZA |
| 6 | Lock poly-V belt tensioning device (4) | ||
| 7 | Remove bolts (2b) and poly-V belt tensioning device (4) | *BA13.25-P-1001-01P | |
| 8 | Unclamp poly-V belt tensioning device (4) | When replacing poly-V belt tensioning device (4) |
|
| 9 | Install in the reverse order | ||
| Remove/install | Only perform steps 10 through 12 for remove/install of guide pulleys (5). | ||
| 10 | Remove covers for guide pulleys (5) | ||
| 11 | Remove bolts to guide pulleys (5) from coolant pump and take off | *BA20.10-P-1004-01U | |
| 12 | Install in the reverse order | ||
| Install | |||
| 13 | Fit on and tension (2) as per routing diagram and tension | AR13.22-P-3902-02VA | |
| 14 | Fit front engine cover |
BELT TENSIONING DEVICE
| Number | Designation | Engine 272 | Engine 273 | |
|---|---|---|---|---|
| BA13.25-P-1001-01P | Bolt from poly-V belt tensioning device to timing case cover | Nm | 35 | 35 |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 272 | Engine 273 | ||
|---|---|---|---|---|---|
| BA20.10-P-1004-01U | Bolt, guide pulley between water pump and belt tensioner | Initial installation | Nm | 35 | 35 |
| Follow-up | Nm operations | 25 | 25 |