84 Power Plant (ATA 71) service difficulty reports for the Boeing 747 — 0.3% of all reported difficulties.
Most reported components
- COWLING 13
- SKIN 10
- MOUNT 8
- NOSE COWL 7
- INLET 5
- FRAME 5
- NONE 5
- UNKNOWN 5
- ENGINE COWLING 2
- FAIRING 2
- BEARING 2
- RUB STRIP 2
- AFT LOWER MOUNT 1
- CONNECTOR 1
- PANEL 1
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).