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Cummins N14 STC, Celect, Celect Plus – Service Manual 010-040   Turbocharger Compressor Seal Leaks

Table of Contents

Leak Test

Leak Test

 TOC

Remove the air intake and charge-air cooler piping from the turbocharger.

SMALL | MEDIUM | LARGE


Examine the compressor intake and discharge for oil.

If oil is present in the compressor intake as well as the discharge, check upstream of the turbocharger for the source of the oil.

SMALL | MEDIUM | LARGE
   


If oil is present only in the discharge side, check for intake restriction.

Refer to Procedure 010-031 in Section 10.

If no intake restriction is found, replace the turbocharger.

Refer to Procedure 010-033 in Section 10.

SMALL | MEDIUM | LARGE
   


Install the air intake and charge-air cooler piping to the turbocharger and tighten the clamp.

Torque Value:  8.5  n.m  [75 in-lb]

Operate the engine at full throttle and maximum load, and check for air leaks.

SMALL | MEDIUM | LARGE
Last Modified:  27-Oct-2011
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