600SEL (140.057) V12-6.0L (120.980) (1993)
Crankshaft sprocket (1):
Mark with colored dot relative to timing chain
All camshafts (5), (6), (10) and (12):
Rotate with wrench (25) 104 589 01 01 00 in direction of rotation of camshaft, beginning at right exhaust camshaft (5) (slacken timing chain) (4).
Tensioning spring (19), tensioning rail, oil pump chain (14):
Remove from guiding rail (13), insert (arrow).
Guiding rail (13):
Pull off guiding rail pins (20 and 21).
Guiding rail (13):
Install, pay attention to colored marking.
Note
The plastic liner (sliding surface) is clipped into the guiding rail (13) and can be replaced individually.
The bearing pin (21) is knocked into the crankcase. Projection 40 mm.
SPECIAL TOOL