SDR UIEA2020032300534

Service difficulty report · Unknown · Boeing 76731K

Difficulty date: March 23, 2020
Submitted: March 27, 2020
Operation: Air carrier
Aircraft: N1373A
Make and model: Boeing 76731K
Aircraft serial: 27205
Aircraft time: 101,258 hours, 21,244 cycles
System (JASC): 4970 · APU Indicating System
Part: Unknown
Condition: Malfunctioned
Location: Apu
Stage of operation: CR
How discovered: O
Nature of condition: N
Precautionary procedure: H

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

What was found

APU FAULT EICAS MSG, 2ND ATTEMPT UNSUCCESSFUL, APU FAULT ON THE 2ND ATTEMPT.(<P>TRANSFERRED TO MDDR 126159, CAT C, PER DDG 49-11-01A, CAT C DUE 02APR20.</P><P>LOG PAGE 1071564: PERFORMED BITE ON APU ECU I.A.W 49-61-05. NO FAULTS FOUND. ALSO PERFORMED 3 OPS CHECK OF APU I.A.W AMM 49-11-00 AND THOSE WERE GOOD, MDDR #126159 CLOSED.</P>)

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