SDR UIEA2021062901440

Service difficulty report · Apu · Boeing 76731B

Difficulty date: June 29, 2021
Submitted: June 29, 2021
Operation: Air carrier
Aircraft: N1361A
Make and model: Boeing 76731B
Aircraft serial: 26265
Aircraft time: 94,555 hours, 20,958 cycles
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Apu
Condition: Faulted
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

APU FAULT. ALL 3 START ATTEMPTS. RPM NEVER EXCEEDED 32 RPM DURING START ATTEMPTS.(<P>PERFORMED APU BITE PROCEDURE PER FIM TASK 49-11 FT 987. "START ABORTED" FAULT, MSG CLEARED. PERFORMED OPS CHECK OF APU PER AMM 49-11-00. OPS GOOD.</P>)

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