MTU 12 V 4000 G23 Technical Documentation Manual page 116

112
8. Remove sealing ring (1) from injector or use a
self-made hook to take it out of the cylinder head.
9. Remove O-rings (2) from injector.
10. Cover all connections and bores, or seal with
suitable plugs.
Injector installation
1. Remove all plugs prior to installation.
2. Coat new O-rings (scope of supply of injector) with
petroleum jelly and fit on injector.
3. Fit new sealing ring with petroleum jelly on injector,
observe installation position of sealing ring.
4. Clean sealing surface on cylinder head.
5. Insert injector into cylinder head, ensuring that
correct adapter connection alignment.
6. Lock press-in tool in position between the rocker
arms in the cylinder head recess (arrowed).
7. Use press-in tool to insert injector into cylinder
head.
M015710/01E 07-02
Task Description
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