SDR 2000ZZZX93

Service difficulty report · Muffler · Boeing 7372L9

Difficulty date: December 17, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N271FL
Make and model: Boeing 7372L9
Aircraft serial: 22734
System (JASC): 4920 · APU Core Engine
Part: Muffler
Condition: Damaged
Location: Apu Bay
Part time: 7,222 hours
Component: 38042842
Stage of operation: NR
Nature of condition: B
Precautionary procedure: O

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

What was found

ABQ - UPON DEPARTURE, FLIGHT CREW REPORTED APU AUTO SHUTDOWN AT 11,000 FEET. MAINTENANCE FOUND DAMAGE TO APU COMPRESSOR, TURBINE, MUFFLER, AND FIRE LOOP. MAINTENANCE REPLACED APU, MUFFLER AND FIRE LOOP AND CHECKED OKAY. REF: OPER CONTROL NR F3LA99167, 2000ZZZX91 AND 2000ZZZX92. CYCLES: 4,481.

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