Check Timing Chain - Ar05.10-D-7600TSV
Engine 642 in model 907
| Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil | Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers. |
AS18.00-Z-0001-01A | |
| Remove | |||
| Remove the chain tensioner. | AR05.10-D-7800TSV | ||
| Check | |||
| 2 | Attach a suitable sealing ring (2) to measuring chain tensioner (1). | Fig 1 | |
| 3 | Install the measuring chain tensioner (1). | Install the |
|
| *BA05.10-N-1006-01G | |||
| Fig 1 | |||
| 4 | Push sealing ring (2) onto the measuring chain tensioner (1) up to the end stop of the scale (Figure b). | ||
| 5 | Turn engine on crankshaft through two revolutions in direction of engine rotation and in doing so read off the greatest indicator value on measuring chain tensioner (1). | AR01.00-D-0100-01TSV | |
Wear dimension of timing chain stretch |
*BE05.10-N-1001-03S | ||
If the degree of wear of the timing chain elongation has been reached or overshot, ↓ Replace timing chain. |
Fig 2 | ||
| AR05.10-D-7601TSV | |||
| 6 | Remove the measuring chain tensioner (1). | Fig 1 | |
| 7 | Remove sealing ring (2) from measuring chain tensioner (1). | ||
| Install | |||
| 8 | Install the chain tensioner. | AR05.10-D-7800TSV |
TIMING CHAIN CHECK VALUES
| Number | Designation | Engine 642 | |||
|---|---|---|---|---|---|
| BE05.10-N-1001-03S | Wear dimension of timing independent of chain stretch mileage | mm | > 82 | ||
| dependent on mileage | ≤ 250,000 km | mm | - | ||
| > 250,000 km | mm | - | |||
| Number | Designation | Engine 642 in model 907 | |
|---|---|---|---|
| BA05.10-N-1006-01G | Measuring chain tensioner to cylinder head | Nm | 20 |