What was found
BS 1880, APU FIREWALL, FWD, LOWER, RT SIDE, A REPAIR HAS A CRACK. REMOVED THE REPAIR AT BS 1880, ON THE APU FIREWALL IAW SRM 51-40-02. FABRICATED A NEW DOUBLER IAW 53-80-08-2R AND INSTALLED NEW DOUBLER IAW SRM 53-80-08-2R.
- Difficulty date
- May 23, 2017
- Submitted
- June 2, 2017
- Operation
- Air carrier
- Aircraft
- N771FD
- Make and model
- Boeing 757222
- Aircraft serial
- 24799
- Aircraft time
- 77,916 hours, 29,433 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Bulkhead
- Part number
- 148N21271
- Condition
- Cracked
- Location
- Bs 1800
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.