SDR TSAA0449036

Service difficulty report · Apu · Boeing 73773A

Difficulty date: April 1, 2004
Submitted: April 8, 2004
Operation: Air carrier
Aircraft: N738AL
Make and model: Boeing 73773A
Aircraft serial: 28499
System (JASC): 4920 · APU Core Engine
Part: Apu
Part number: 38007021
Part serial: P5010
Condition: Failed
Part time: 14,755 hours, 8,409 cycles
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: H

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

What was found

APU LOW OIL PRESSURE LIGHT CAME ON. FAULT 49-911007, INSPECTED APU, NO OIL IN TANK. ADDED 5 QTS. EVIDENCE OF OIL LEAK ON APU SHROUD. REMOVED AND REPLACED APU IAW M-715 AND CONFORMED WITH TASK CARDS 49-152-00-01, 49-040-00-01, AND 49-030-00-01. VERIFIED OPS AND LEAK CHECK OK. AIRCRAFT RETURNED TO SERVICE.

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