Remove/install valve springs and/or valve stem seals - AR05.30-P-3500MM
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2016 Mercedes-Benz E63 S AMG, 2016 Mercedes-Benz E400, 2016 Mercedes-Benz E350, 2016 Mercedes-Benz E300, and 2016 Mercedes-Benz E250. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE 152.9 in MODEL 172
ENGINE 157 in MODEL 212, 218
ENGINE 278 in MODEL 207, 212, 218
Shown on engine 152
| Remove/install | |||
| 1 | Remove cylinder head (1) | ENGINE 152.9 in MODEL 172.4 Cylinder head (1) on the right | AR01.30-P-5780MMI |
| Cylinder head (1) on the left ENGINE 157, 278 in MODEL 212, 218 ENGINE 278 in MODEL 207 |
AR01.30-P-5780ELB | ||
| Cylinder head (1) on the left ENGINE 152.9 in MODEL 172.4 | AR01.30-P-5770MMI | ||
| Cylinder head (1) on the left ENGINE 157, 278 in MODEL 212, 218 ENGINE 278 in MODEL 207 |
AR01.30-P-5770ELB | ||
| 2 | Remove valve clearance compensation elements (10) | ENGINE 278 in MODEL 207 | AR05.00-P-2011FH |
| ENGINE 157, 278 in MODEL 212, 218 | AR05.00-P-2011EL | ||
| ENGINE 152.9 in MODEL 172.4 | AR05.00-P-2011MMI | ||
| 3 | Mount cylinder head (1) onto assembly device (01) | Before putting assembly device (01) into operation, check that counterholders (02) are correctly mounted on cylinder head (1). There is otherwise the danger that the cylinder head (1) will be pressed upwards out of the assembly device (01) and the cylinder head (1) will be damaged with the valves (6) in the combustion chamber. |
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| Figure | |||
| 4 | Mount assembly lever (03) with depressor (04) on sliding piece (05) | ||
| Figure | |||
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| 5 | Slide air bellows for assembly device (01) with the lever (06) | Ensure that air bellows for assembly device (01) always correctly stands opposite a combustion chamber and is pushed in the middle. The air bellows can be pushed out of the side of the combustion chamber otherwise and this leads to damage to the valves (6). |
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| 6 | Connect compressed air to assembly device (01) and open compressed air valve | ||
| 7 | Compress valve spring (3) with assembly lever (03) | ||
| 8 | Remove valve keepers (4) | ||
| Figure | |||
| 9 | Remove upper valve spring retainer (2) and valve spring (3) | ||
| 10 | Use pliers (07) to remove valve stem seal (5) | AR05.30-P-3500-02MM | |
| Figure | |||
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| 11 | Install in the reverse order | ||
| 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. | AS00.00-Z-0005-01A | |
| 12 | Perform an engine test run and check engine for leaktightness |