# SDR CALA2021121402363

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2021
- Submitted: December 15, 2021
- Operation: Air carrier
- Aircraft: [N32404](https://openairdocs.org/aircraft/N32404), registered now
- Make and model: Boeing 737900
- Aircraft serial: 30121
- Aircraft time: 57,226 hours, 23,379 cycles
- System (JASC): [2700 · Flight Control System](https://openairdocs.org/jasc/2700)
- Part: Stabilizer
- Part number: NA
- Part serial: NA
- Condition: None
- Location: Na
- Stage of operation: TO
- How discovered: V
- Nature of condition: F
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021121402363

## Discrepancy

CREW REPORTS STAB TRIM INOP VERFIED FAULT REF FIM 22-13 TASK 813 RRD R384 RELAY AND REF MM 27-41-98 RRD R850 RELAY OPS. KS OK AT THIS TIME PERFORMED LAND VERIFY TEST PASSED REF MM 22-11-00 ADD EMP:U247071

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