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Cummins N14 – Gear Cover – Cleaning

Use a mallet and a mandrel or a drift to remove the front crankshaft seal and the accessory drive seal.

Remove the straight thread o-ring plug.

Caution: The aluminum gasket surface can be easily damaged if caution is not used when removing gasket
material. An oil leak will result.
Use a gasket scraper to remove all gasket material.
Use a medium crocus cloth to remove burrs from the capscrew holes and the gasket surface.

Warning: When using a steam cleaner, wear protective clothing and safety glasses or a face shield. Hot Steam
can cause serious personal injury.
Steam clean the gear cover, and dry it with compressed air.