# SDR USAAF98081

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N893US
- Make and model: Fokker F.28 MK 0100
- Registry model: [Fokker F.28 MK 0100](https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Aircraft serial: 11373
- System (JASC): [2761 · Drag Control Actuator](https://openairdocs.org/jasc/2761)
- Part: Sensor
- Part number: D43812419
- Condition: Failed
- Location: Drag Control
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAAF98081

## Discrepancy

BOS - FLT 2162 - 'LIFTDUMP UNSAFE' MESSAGE ILLUMINATED ON CLIMB-OUT FROM BOS.  THE FLIGHT CONTROLS FELT HEAVY AND ASYMMETRIC.  THE FLIGHT RETURNED TO BOS AND LANDED WITHOUT FURTHER INCIDENT.  MAINTENANCE REPLACED THE NR 2 AND 3 INLOCK SENSORS AND RIGGED AS NECESSARY.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.