# SDR UIEA2018010900046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2018
- Submitted: January 10, 2018
- Operation: Air carrier
- Aircraft: [N473MC](https://openairdocs.org/aircraft/N473MC), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 27174
- Aircraft time: 99,270 hours, 17,623 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Flap System
- Condition: Lack Of Lube
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2018010900046

## Discrepancy

FLAPS PRIMARY CAUTION MESSAGE DURING APPROACH BETWEEN FLAP DEGREES 5 THROUGH 10.  INSPECTED PRIMARY FLAPS, GREASED AND LUBED PRIMARY FLAPS.  OPS CHECKED GOOD IAW AMM 12-21-20-633-021, 12-21-20-643-040, AND 27-58-01.

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