What was found
APU COMPARTMENT LEFT SIDE LOWER FRAME HAS LIGHT CORROSION IN SEVERAL SPOTS. ACCOMPLISHED ESFR FORM AS PER GMM 04-20-05. REMOVED AND REPLACED APU COMPARTMENT LEFT SIDE LOWER FRAME PER SRM 51-40-02-0G-0 AND DWG 148A8600.
- Difficulty date
- April 15, 2026
- Submitted
- April 16, 2026
- Operation
- Air carrier
- Aircraft
- N24736
- Make and model
- Boeing 737724
- Aircraft serial
- 28803
- Aircraft time
- 81,552 hours, 28,632 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Angle
- Part number
- 148A86151
- Condition
- Corroded
- Location
- Zone 100
- 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.