OM 617 – Removal and installation of exhaust manifold

1. Removeairfilteror hood.
2. Disconnect throttle linkage.
3. On engine 615,616 with choke control, unscrew vacuum lines.

4. On engines without choke control, unscrew support on intake manifold.

Note: Engine 617 i s also provided with a support on intake manifold.

5. Remove cylinder crankcase breather.
6. Remove exhaust system (49-1 00).
7. Loosen fastening nuts and remove intake manifold together with exhaust manifold.

8. For installation proceed vice versa, using a new gasket.
9. Adjust throttle linkage (30- 300).
10. Run engine, check intake system by spraying with Iso-Oktan D I N 51 756 or benzine for leaks.
11. Adjust idlespeed (07.1- 100).


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