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| Cylinder heads which have cracks between the valve seats or between valve seat inserts and the spark plug thread can be used further without reducing service life, provided the cracks do not exceed a maximum of 0.3 mm in width, or when no more than the first 4 turns of the spark plug threads are cracked. |
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| The cylinder head and the ladder-type frame can only be replaced together. |
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| After installing cam shaft do not start engine for approx. 30 minutes. Hydraulic compensation elements must be set. (Else the valves fit on the pistons). |
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| After working on the valve gear, turn the engine at least 2 rotations to ensure that none of the valves make contact when the starter is operated. |
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| Replace seals and gaskets. |
| Replace the exhaust camshaft oil seal → Chapter. |
| Removing and installing inlet camshaft control valve 1 -N205- → Chapter |
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