SDR SIMA20170512001

Service difficulty report · Apu · Emb EMB145LR

Difficulty date: May 12, 2017
Submitted: May 15, 2017
Operation: Air carrier
Aircraft: N939AE
Make and model: Emb EMB145LR
Aircraft serial: 14500923
Aircraft time: 30,104 hours, 25,679 cycles
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Apu
Part number: 4504113A
Part serial: SPE0314601
Condition: Failed
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

VERY STRONG ODOR OF UNBURNED FUEL IN COCKPIT DURING STARTING APU. HAPPENED MULTIPLE FLIGHTS. FOUND OIL LEAKING FROM AFT APU LUBRICATION LINE. VERIFIED ODOR TO BE OIL FROM APU. REMOVED AND REPLACED APU, OPS AND LEAK CHECKED GOOD IAW WC 49-800-05.

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