SDR UIEA2020070701501

Service difficulty report · Fault Message · Boeing 76731K

Difficulty date: July 3, 2020
Submitted: July 7, 2020
Operation: Air carrier
Aircraft: N1487A
Make and model: Boeing 76731K
Aircraft serial: 28865
Aircraft time: 87,801 hours, 18,050 cycles
System (JASC): 4940 · APU Start/Ignition System
Part: Fault Message
Condition: Illuminated
Location: Apu
Stage of operation: TX
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

APU FAULT MESSAGE. THREE ATTEMPTS. PERFORMED ECU BITE TEST, CHECKED OK, INSPECTED APU FOR LEAKS, NO LEAKS FOUND, APU OIL VISUAL CHECKED OK, APU ECU BITES OK IAW 49-11, FAULT TREE 987, APU LEAK CHECKED OK IAW AMM 49-16-00. APU CHIP DETECTORS OK IAW 49-27-04, APU OPS OIL CHECKED OK IAW AMM 12-13-04.

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