190E 2.6 (201.029) L6-2.6L (103.942) (1987)
Crankshaft Gear/Sprocket: Service and Repair
REMOVAL
1. Raise hood to vertical position.
Setting TDC
2. Position piston of No. 1 cylinder to TDC.
3. Remove tensioning rail.
4. Cover over oil sump with clean cloth.
Tensioning Bracket And Spring
5. Pull off tensioning bracket (564), spring (565) with bush (566).
Grinding Chain Links
6. Grind open both rivet link pins (arrows) on a double link of the oil pump chain (610). Press out ground open double link.
NOTE: Do not take oil pump chain off the oil pump drive gear, tie on left and right with wire.