# SDR ASMF201211002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2012
- Submitted: November 13, 2012
- Operation: Air carrier
- Aircraft: [N861AM](https://openairdocs.org/aircraft/N861AM), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 30706
- Aircraft time: 32,268 hours, 16,427 cycles
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: Engine
- Part number: CFM567B22
- Part serial: 888782
- Condition: Vibration
- Location: Lt
- Part time: 32,210 hours, 13,683 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: E
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201211002

## Discrepancy

CAPTAIN REPORTED THAT DURING ENGINES START,  LT ENGINE VIBRATION REACHED 5.01.  MX PERSONNEL PERFORMED BITE TO AIRBORNE VIBRATION MONITORING SYSTEM; THE LT ENGINE WAS INSPECTED IAW MM 71-00-00; THE FIM 71-05 TASK 808 PROCEDURE WAS PERFORMED; THE N1 CONNECTOR DP0103 AND N2 CONNECTOR DP1201 WERE CLEANED AND CHECKED.  CHIP DETECTOR WAS VERIFIED IAW MM 79-21-05 AND THE LT ENGINE RUN WAS PERFORMED IAW MM 71-00-00, ALL CORRECT. THE REPORT WAS DEFERRED IAW MM 71-00-00 AND MEL 77-5 CAT C RESPECTIVELY.  THE FIM 71-05 TASKS 807 AND 808, ALL CORRECT AND LT ENGINE TEST 7 VIBRATION SURVEY OPERATIONAL TEST WAS PERFORMED IAW MM 71-00-00, TESTED CORRECT.

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