300CD (123.153) L5-3.0L DSL Turbo (617.952) (1982)
4
On engines with EGR (USA) remove pipe line between EGR valve and exhaust manifold (arrow). Unscrew shielding plate (10) for this purpose.
5
Unscrew closing plug of chain tensioner and remove compression spring. See: Timing Components/Timing Chain Tensioner/Service and Repair
6
Set crankshaft to ignition TDC.
Rotate crankshaft with tool combination for this purpose.
7
Mark camshaft sprocket and timing chain in relation to each other.