SDR UIEA2020111602397

Service difficulty report · Apu · Boeing 76731K

Difficulty date: November 14, 2020
Submitted: November 18, 2020
Operation: Air carrier
Aircraft: N1489A
Make and model: Boeing 76731K
Aircraft serial: 27206
Aircraft time: 108,406 hours, 21,549 cycles
System (JASC): 4940 · APU Start/Ignition System
Part: Apu
Condition: Malfunctioned
Stage of operation: TX
How discovered: O
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

AFTER LANDING APU FAULT AFTER 3 ATTEMPTS. PERFORMED OPERATIONS TEST OF APU, IAW AMM 49-11-00, APU STARTED AND STOPPED NORMALLY 3 TIMES ON GROUND. PERFORM APU ECU BITE, IAW FIM 49-11 F/T 958 FOUND NO FAULTS ON ECU. OPERATIONS NORMAL AT THIS TIME.

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