# SDR SIMA20150713002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2015
- Submitted: July 14, 2015
- Operation: Air carrier
- Aircraft: [N658AE](https://openairdocs.org/aircraft/N658AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145760
- Aircraft time: 29,796 hours, 25,693 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Control Unit
- Condition: Faulty
- Location: Horiz Stab
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20150713002

## Discrepancy

CLIMBING THROUGH 7,000 FT, PITCH TRIM INDICATION HAD DASHES & POINTER DISAPPEARED.  AFTER INDICATIONS RETURNED NORMALLY.  THE AUTO PILOT DISCONNECTED APPROX 3 TIMES & THE PITCH TRIM DASHES REAPPEARED.  OBSERVED FAULT CODE 274M0700.  TROUBLE SHOT IAW FIM TASK 27-43-00-810-821-A & 27-43-00-810-820A.  R & R HORIZONTAL STABILIZER CONTROL UNIT.  PERFORMED HORIZONTAL STABILIZER ELECTRICAL & ELECTRONIC OPERATIONAL TEST.  OPERATIONS CHECKED GOOD IAW AMM CHAPTER 27-40-01, 27-40-00, REF ITEM 2 LOG PAGE 3885849 FOR OPERATIONAL CHECK OF AUTOPILOT SYS.

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