What was found
***CORROSION*** PITTING ON APU DOOR SKIN; FWD EDGE TO 25' AFT OF FWD EDGE; LH EDGE TO CENTERLINE / APU DOOR SKIN REPAIRED ON CUST RO #0520053-41R
- Difficulty date
- June 24, 2017
- Submitted
- January 31, 2022
- Operation
- Air carrier
- Aircraft
- N407WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29817
- Aircraft time
- 56,397 hours, 32,882 cycles
- System (JASC)
- 5247 · Auxiliary Power Unit (APU) Doors
- Part
- Skin
- Condition
- Corroded
- Location
- Apu Door
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.