Cummins ISX11.9 CM2250 – Service Manual 007-065   Lubricating Oil Fill Tube

CAUTION  Removal of the oil fill tube without loosening the tube brace capscrew is likely to cause fill tube thread breakage.

The oil fill location is located on the side of the engine. Refer to the OEM service manual for the exact oil fill tube location.

Loosen the tube brace capscrew.

Remove the tube brace capscrew from the cylinder block (2).

Remove the oil fill tube (1) and the tube brace (2) from the oil fill tube connection (3).

Loosen the capscrews holding the oil fill tube connection to the engine block.

Remove the ring seals from the oil fill connection, oil fill tube, and oil fill tube cap.

Discard the ring seals.

Ring Seals

Ring Seals

1. Oil fill connection ring seal
2. Oil fill tube ring seal
3. Oil fill cap ring seal.