300SD (126.120) L5-3.0L DSL Turbo (617.951) (1982)
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Timing Chain: Service and Repair
Renewal
Model 116.120
1
Unscrew pencil element glow plugs.
2
Disconnect regulating linkage to remove cylinder head cover. Pull out locking eye of longitudinal regulating shaft (arrow).
Model 123
On models 116.120 and 123, pull longitudinal regulating shaft out of rubber mount in forward direction and remove in rearward direction.
