What was found
APU PRESSURE DUCT FOUND WORN BEYOND LIMITS, BY CONTACT WITH STRUCTURE CUTOUT AT STA 2360 FRAME. REMOVED DUCT, WELD REPAIRED. REINSTALLED AND LEAK CHECKED. REPLACED SUPPORT NYLON SLEEVE.
- Difficulty date
- November 6, 2008
- Submitted
- November 13, 2008
- Operation
- Air carrier
- Aircraft
- N781UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26945
- Aircraft time
- 49,501 hours, 9,124 cycles
- Engine
- Pwa PW4077
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Duct
- Condition
- Worn
- Location
- Apu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- W
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.