# SDR ASAA2017032821278

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 2017
- Submitted: July 5, 2017
- Operation: Air carrier
- Aircraft: [N248AK](https://openairdocs.org/aircraft/N248AK), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 62469
- Aircraft time: 2,825 hours, 1,018 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Torque Tube
- Part number: 147A61125
- Condition: Failed
- Location: L2 Door
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017032821278

## Discrepancy

CATERING REPORTED THE L2 DOOR WILL NOT OPEN, STUCK AT MID-POINT.  ACFT GROUNDED.     TROUBLESHOOTING FOUND FUSELAGE TORQUE TUBE FAILED,  HAD A SHEARED BOLT IN THE MIDDLE OF TORQUE TUBE.  REPLACED THE L2 DOOR TORQUE TUBE ASSEMBLY IAW AMM 52-13-41-000-801, & 52-13-41-400-801.

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