# SDR CALA2023062802046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2023
- Submitted: June 28, 2023
- Operation: Air carrier
- Aircraft: [N81449](https://openairdocs.org/aircraft/N81449), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 31651
- Aircraft time: 35,501 hours, 12,811 cycles
- System (JASC): [2760 · Drag Control System](https://openairdocs.org/jasc/2760)
- Part: Interlock
- Part number: UNKNOWN
- Part serial: NA
- Condition: Inoperative
- Location: Ground Spoiler
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023062802046

## Discrepancy

MLG WONT RETRACT AFTER TO ACCOMP CHKLST RETURN TO CLE REPLACED GROUND SPOILER INTERLOCK VALVE CABLE, REF AMM-27-62-51-400-801. VERIFIED PART # FOR NEW CABLE PER IPC AND INSTALLATION OF CABLE PER AMM 27-62-51.

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