Cummins N14 STC, Celect, Celect Plus – Service Manual 010-033   Turbocharger

Apply a film of high-temperature anti-seize compound, Part Number 3823097, or equivalent, onto the turbocharger mounting studs.

Install a new mounting gasket, the turbocharger, and the four mounting nuts.

Tighten the mounting nuts.

Install the discharge elbow and clamp onto the charge air cooler pipe connection.

NOTE: Do not tighten the clamp until the elbow is installed on the turbocharger.

Install a new o-ring seal, the clamp, and the discharge elbow to the turbocharger.

Tighten the clamps.

Install a new gasket, oil drain tube, optional bracket and capscrews.

Tighten the capscrews.

Pour 50 to 60 cc [2.0 to 3.0 oz] of clean engine oil into the turbocharger oil supply opening.

CAUTION  Proper routing of the turbocharger oil supply tube is critical to avoid failure. Avoid any tube-to-metal contact. The inlet supply fitting must be oriented slightly off-vertical to allow proper alignment.

If installing a new turbocharger, install the male union elbow.

Install the turbocharger oil supply tube on the elbow.

Install the intake and exhaust pipes to the turbocharger, and tighten the clamps.

Operate the engine, and check for air and oil leaks.