S 65 AMG (221.179) V12-6.0L Turbo (275.982) (2008)
1 Cover timing case recess and cylinder head with clean rag.
Parts which have fallen into the timing case recess or in the cylinder head must be removed.
2 Connect new timing chain (2) to the old timing chain (1) with the assembly link (7., 7.2, 7.3) and secure.
3 Remove rag from timing case recess and cylinder head.
Otherwise when cranking the engine, this can be drawn into the timing case recess.
4 Slowly turn the engine at the center bolt of the crankshaft in the in direction of engine rotation until the ends of the new control chain (2) can be
connected.
During the insertion procedure, old and new control chains (1, 2) must be fed by a second person in and out of the timing case slot. Old and new
timing chains (1, 2) are always held by the retainer (10) in mesh with the camshaft sprockets.
5 Remove assembly link (7.1, 7.2, 7.3) and old control chain (1).
The assembly link (7.1, 7.2, 7.3) must be replaced by a new rivet link after the new control chain (2) has been inserted. The assembly link (7.1, 7.2,
7.3)is only an aid for assembly and is not suitable for engine operation.