D05.20-1149-09
2 | Camshaft sprocket | 4 | Camshaft bearing cap | ||||
3 | Timing chain | 5 | Camshaft bearing cap |
6 | Intake camshaft |
7 | Exhaust camshaft |
8 | Hold-down tool |
D05.20-1150-01
| Remove | ||
1 | Remove cylinder head cover | ||
2 | Check basic position of camshafts and place piston for cylinder 1 to remain at TDC (TDC) | ||
3 | Remove chain tensioner | ||
4 | Mark timing chain (3) relative to the camshaft sprockets (2) | ||
5 | Remove screw/bolts for camshaft bearing cap (5) step by step and remove camshaft bearing cap (5) | ||
Bolt, camshaft bearing cap to cylinder head | |||
6 | Unhook exhaust camshaft (7) from the timing chain (3) and remove | | |
Secure timing chain (3) against falling down. | |||
7 | Remove screw/bolts for camshaft bearing cap (4) step by step and remove camshaft bearing cap (4) | ||
Bolt, camshaft bearing cap to cylinder head | |||
8 | Unhook intake camshaft (6) from the timing chain (3) and remove | | |
| Check | ||
9 | Check hydraulic compensating elements for damage and ease of movement | ||
| Install | ||
10 | Modify camshaft sprockets (2) for exhaust camshaft (7) or the intake camshaft (6) | Only when replacing camshaft sprocket (2) or intake camshaft (6) or exhaust camshaft (7). | |
Screw/bolt, camshaft sprocket to camshaft | |||
Holddown device | |||
11 | Insert camshaft sprocket (2) for intake camshaft (6) in timing chain (3) and lay intake camshaft (6) in the bearing halves of the cylinder head | Note the marking on the timing chain (3). Lubricate roller-type cam follower and camshaft bearing points. Insert intake camshaft (6) in such a way that the marking (arrow A) is aligned with the marking (arrow B) and the hold-down tool (8) can be tightened down free of tension. | |
12 | Install hold-down tool (8) for intake camshaft (6) | Holddown device | |
13 | Install camshaft bearing cap (4) | ||
Tighten camshaft bearing cap (4) step by step. Check intake camshaft (6) for unobstructed movement; reinsert if necessary. | |||
Bolt, camshaft bearing cap to cylinder head | |||
14 | Remove hold-down tool (8) for intake camshaft (6) | Holddown device | |
15 | Insert camshaft bearing cap (4) and tighten | Bolt, camshaft bearing cap to cylinder head | |
16 | Insert camshaft sprocket (2) for exhaust camshaft (7) in timing chain (3) and lay exhaust camshaft (7) in the bearing halves of the cylinder head | Note the marking on the timing chain (3). Lubricate roller-type cam follower and camshaft bearing points. Insert exhaust camshaft (7) in such a way that the marking (arrow A) is aligned with the marking (arrow B) and the hold-down tool (8) can be tightened down free of tension. | |
Holddown device | |||
17 | Install hold-down tool (8) for exhaust camshaft (7) | Holddown device | |
18 | Install camshaft bearing cap (5) | ||
Tighten camshaft bearing cap (5) step by step. Check exhaust camshaft (7) for unobstructed movement; reinsert if necessary. | |||
Bolt, camshaft bearing cap to cylinder head | |||
19 | Remove hold-down tool (8) for exhaust camshaft (7) | Holddown device | |
20 | Insert camshaft bearing cap (5) and tighten down. | Bolt, camshaft bearing cap to cylinder head | |
21 | Install chain tensioner | ||
22 | Install cylinder head cover |
651 589 09 40 00
Holddown device