What was found
#4 ENG LH C-DUCT UPPER AFT FIXED FAIRING FOUND CRACK.(<P>#4 ENG L/H C-DUCT UPPER AFT FIXED FAIRING CRACK AREA REPAIRED AS PER CMM 78-32-02 REPAIR 007.</P>)
- Difficulty date
- May 16, 2021
- Submitted
- May 18, 2021
- Operation
- Air carrier
- Aircraft
- N429MC
- Make and model
- Boeing 747481
- Aircraft serial
- 24833
- Aircraft time
- 107,390 hours, 16,170 cycles
- System (JASC)
- 7800 · Engine Exhaust System
- Part
- Fairing
- Condition
- Cracked
- Location
- Lt C-Duct
- 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.