TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Turbocharger Compressor Seal Leaks (010-040)
Section 10 - Air Intake System - Group 10
Page 10-39
Install the intake pipe and tighten the clamp.
Install the exhaust pipe and tighten the clamp.
[71 in-lb]
Turbocharger Compressor Seal Leaks
(010-040)
Leak Test (010-040-014)
Remove the air intake and charge air cooler (CAC) piping
from the turbocharger.
Inspect the compressor intake and discharge for oil.
If oil is present in the compressor intake, as well as in the
discharge, check upstream of the turbocharger for the
source of the oil.
If oil is present only in the discharge side, install the air
intake and CAC piping.
Check for intake restriction. Refer to Procedure 010-031.
If no intake restriction is found, replace the turbocharger.
Refer to Procedure 010-033.
L-1163