What was found
APU FIREWALL AT STA 2658 FWD FACE #2 STIFFENER (COUNT FROM BOTTOM) FOUND END CRACKED.(<P>CRACK AREA REPAIRED AS PER RI NO. RI-53-83-16077 REV.A</P>)
- Difficulty date
- February 28, 2023
- Submitted
- March 2, 2023
- Operation
- Air carrier
- Aircraft
- N404KZ
- Make and model
- Boeing 747481F
- Aircraft serial
- 34283
- Aircraft time
- 58,346 hours, 11,405 cycles
- System (JASC)
- 5300 · Fuselage Structure (General)
- Part
- None
- Condition
- None
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.