# SDR ALGA201308017578

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2013
- Submitted: August 1, 2013
- Operation: Air carrier
- Aircraft: N519AL
- Make and model: Skrsky S76A
- Aircraft serial: 760058
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Servo
- Part number: 7662009805111
- Part serial: B34502051
- Condition: Flaking
- Location: Main Rotor
- 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/ALGA201308017578

## Discrepancy

MAIN ROTOR SERVO HAD THE NR 2 CRANK BOLT INSTALLED LOOSELY.  ON DISASSEMBLY OF THE SERVO, PLASMA COATING WAS DISCOVERED IN ALL INTERNAL LOCATIONS.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.