# SDR AALA202604021832

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2026
- Submitted: April 2, 2026
- Operation: Air carrier
- Aircraft: [N914AN](https://openairdocs.org/aircraft/N914AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29515
- Aircraft time: 69,429 hours, 28,679 cycles
- System (JASC): [2731 · Elevator Tab Control System](https://openairdocs.org/jasc/2731)
- Part: Spring
- Condition: Missing
- Location: Elevator Tab
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202604021832

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: LEFT HORIZONTAL STABILIZER ELEVATOR TAB CONTROL MECHANISM HAS MISSING SPRING. INSTALLED NEW LEFT HAND AFT OUTBOARD ELEVATOR TAB CONTROL MECHANISM SPRING AND REINSTALLED LEFT HAND AFT INBOARD ELEVATOR TAB CONTROL MECHANISM SPRING, PER B737NG AMM 27-31-34. PERFORMED SATISFACTORY OPERATIONAL TEST ON LEFT HORIZONTAL STABILIZER ELEVATOR TAB, PER B737NG AMM27-31-00 NO DEFECTS NOTED AT THIS TIME.

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