SEAL-SHAFT 3338366 - Caterpillar

Use the procedure that follows for installation of the new parts:
1. Install the 3S8313 Plug in the center of the 7N7128 Housing.2. Install the ring expander in the seal groove in the coupling.3. Put the four rings around the ring expander in the groove. Install the metal rings with the opening in the rings 90° apart ring to ring.4. Install the couplings in the new exhaust elbow.5. Slide the adapters over the couplings.6. Install elbow, couplings and adapters on the engine.7. Install the new gaskets between the adapters and turbochargers. Put the bolts that fasten the adapters to the turbochargers in position, but do not tighten them.8. Loosen the bolts that fasten the support bracket for the exhaust elbow to the flywheel housing.9. Check to make sure all the metal seal rings are completely installed in the bores in the elbow and the adapters. Make sure the seal rings are not on the chamfer in the bores.10. Shake (move) the elbow to make sure the couplings and seal rings are free.11. Put the exhaust elbow in alignment with the turbochargers.12. Lightly tighten the bolts in the order that follows: a. Exhaust elbow to support bracket bolts (A).b. Exhaust elbow support bracket to flywheel housing bolts (B).c. S1594 Bolts that fasten the adapter to the turbocharger.13. Hit the adapters lightly with a plastic hammer and check the alignment of the parts again.14. Tighten all bolts to the correct specification.15. Fill the cooling system.16. Connect the exhaust pipe to the exhaust elbow.
Location of new parts.