What was found
MAJOR REPAIR, APU COMPARTMENT RT SIDEWALL INNER SKIN HAS DENTED & CRACKED BETWEEN BS 1918 AND 1941 APPROX 26 INCHES ABOVE THE LWR FRAME. VERIFIED REPAIR IS A CATEGORY A REPAIR. NO FUTHER ACTION IS REQUIRED.
- Difficulty date
- January 4, 2026
- Submitted
- January 28, 2026
- Operation
- Air carrier
- Aircraft
- N410UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23732
- Aircraft time
- 38,878 hours, 26,092 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Skin
- Part number
- 148N3710
- Condition
- Dented
- Location
- Apu Bay
- 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.