# SDR DLM88050486

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2005
- Submitted: September 14, 2005
- Operation: Air carrier
- Aircraft: N911DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49542
- Aircraft time: 47,251 hours, 38,705 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Pseu
- Part number: 833605
- Condition: Malfunctioned
- Location: Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88050486

## Discrepancy

AIR TURNBACK DUE TO LEFT GEAR UNSAFE LIGHT WHEN HANDLE RAISED.  CYCLED GEAR WITH NO HELP.  NO FAULTS FOUND ON PSEU.  CYCLED GEAR SEVERAL TIMES, ALL IND CHECKS GOOD.  REPLACED PSEU AND D1-26 UPLOCK PROX SENSOR LEFT GEAR, ALL CHECKS GOOD.

---
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.