Engine Noise Excessive - Connecting Rod*
Cause Corrections
----------
Connecting Rod Capscrews Loose or
Not Tightened Correctly
OK
f
Inspect the connecting rod capscrews.
Refer to Procedure 7-26.
----------
Connecting Rod Bearings Not Assembled
Correctly, Damaged, Worn, or Wrong
Bearings Installed
OK
f
Inspect the connecting rod bearings.
Refer to Procedure 7-24.
----------
Connecting Rods Bent or Out-Of-Alignment
OK
f
Remove connecting rods. Refer to Procedure
7-26. Inspect connecting rods. Refer
to the Engine Shop Manual, Bulletin No.
3810487.
----------
Crankshaft Journals Damaged or
Out-Of-Round
Inspect the crankshaft journals. Refer
to the N14 Engine Shop Manual,
Bulletin No. 3810487.
* Refer to Engine Noise Diagnostic Procedures on General Information symptom chart before using this Symptom
Chart.
Troubleshooting Symptoms Charts SectionT-Troubleshooting
N14Page T-40
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