SDR CA080314009

Service difficulty report · Bearing · Emb EMB145LR

Difficulty date: March 10, 2008
Submitted: May 2, 2008
Operation: General aviation
Make and model: Emb EMB145LR
Engine: Allsn AE3007A
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Bearing
Condition: Failed
Location: Nr 4
Stage of operation: IN
How discovered: 9
Nature of condition: B, M
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ENGINE REMOVED FOR ITT EXCEEDANCE, AUTO IFSD, SMOKE IN COCKPIT/CABIN, OIL DEBRIS ON ALL CHIP DETECTORS. TEARDOWN OF ENGINE REVEAL NR 4 BEARING FAILURE AND ALSO NR 3 BEARING FAILURE. EXCESSIVE DAMAGE IN COMPRESSOR AREA DUE TO BOTH SUPPORTING BEARING FAILURE. FAILED COMPONENTS WILL BE SENT TO THE OEM FOR INVESTIGATION. (TC NR 20080314009)

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