300CD (123.153) L5-3.0L DSL Turbo (617.952) (1982)
8. Slowly rotate crankshaft in direction of rotation of engine, while watching fuel jet in sight glass.
Delivery begins when the fuel jet changes over into a formation of droplets.
In this position, read begin of delivery on graduated scale on balancing disk.
Nominal value: 24° ± 1°
9. Disconnect pump unit. Assemble injection system.
10. Ventilate injection system. See: Service and Repair Run engine and check all connections for leaks.