# N764P: 1984 Sikorsky S-76A, registration cancelled 2017-07-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 31, 2017
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-76A](https://openairdocs.org/model/sikorsky-s-76a) (registry code 8143006)
- Engine: [Allison 250-C30 series](https://openairdocs.org/engine/allison-250-c30-series) (registry code 03015)
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE), [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs)
- Serial number: 760276
- Year built: 1984
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: July 7, 1984
- Certificate issued: October 26, 1994
- Last registry action: July 31, 2015
- Mode S code: AA51A9
- Owner when cancelled: [Phi Inc](https://openairdocs.org/faa-owner/PHI%20INC)
- Location: [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette)
- Owner type: Corporation
- Owner's area on the map: 30.1552° N, 92.0282° W: Placed by OpenAirDocs at the center of ZIP code 70508, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N764P
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=764P
- Page: https://openairdocs.org/deregistered/N764P-2017-07-31

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Sikorsky S-76A: https://openairdocs.org/model/sikorsky-s-76a.md

## Service difficulty reports (10)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR HEER117189](https://openairdocs.org/sdr/HEER117189), Aug 8, 2007: OIL JET. MISMANUFACTURED. MAIN GEARBOX REMOVED DUE TO METAL IN OIL AND DURING THE DETAIL INSPECTION FOUND THE OIL FEED HOLE OF THE LT INPUT OIL JET MISDRILLED. THIS MAY HAVE CONTRIBUTED 
- [SDR HEEA117030](https://openairdocs.org/sdr/HEEA117030), Aug 8, 2007: BEARING. FAILED. MGB CHIP PLUGS INDICATED A METAL IN OIL CONDITION. THE MGB WAS REMOVED AND SENT TO COMPONENT OVERHAUL SHOP TO DETERMINE CAUSE OF METAL. OHS COMPLETELY DISASSEMB
- [SDR HEEA115748](https://openairdocs.org/sdr/HEEA115748), Jun 1, 2007: CONTROL VALVE. MALFUNCTIONED. AFTER TAKEOFF FROM GC743, UNABLE TO RETRACT LANDING GEAR. RETURNED TO HOUMA WITH GEAR DOWN AS PER CHECK LIST. MAINTENANCE RESET THE LANDING GEAR CONTROL VALVE.
- [SDR HEEA111340](https://openairdocs.org/sdr/HEEA111340), Oct 4, 2006: PROXIMITY SWITCH. OUT OF ADJUST. DURING CLIMBOUT, LANDING GEAR WOULD NOT RETRACT. NOSE WHEEL CENTERING LIGHT CAME ON. ADJUSTED NOSE WHEEL CENTERING PROXIMITY SWITCH.
- [SDR HEEA109863](https://openairdocs.org/sdr/HEEA109863), Jun 23, 2006: CONNECTOR. DIRTY. IN CRUISE FLIGHT NR 2 ENGINE OIL PRESSURE BEGAN TO FLUCTUATE FROM 45PSI TO AS LOW AS 10PSI INTERMITTENTLY. FOLLOWED CHECKLIST AND DIVERTED TO FOURCHON. NO SECON
- [SDR HEEA086515](https://openairdocs.org/sdr/HEEA086515), May 21, 2003: BATTERY. DISCHARGED. BATTERY DEAD. REPAIRED.
- [SDR HEEA086514](https://openairdocs.org/sdr/HEEA086514), May 21, 2003: BATTERY. DISCHARGED. BATTERY DEAD. REPAIRED.
- [SDR HEEA084907](https://openairdocs.org/sdr/HEEA084907), Feb 28, 2003: GYRO. DAMAGED. IMPACT INDICATOR ON VERTICAL GYRO WAS RED, INDICATING EXCESSIVE IMPACT. TO BE SENT TO VENDOR FOR REPAIR.
- [SDR HEEA084883](https://openairdocs.org/sdr/HEEA084883), Feb 27, 2003: INDICATOR. SHORTED. COPILOT HSI INDICATOR CIRCUIT BREAKER WILL NOT RESET.
- [SDR HEEA082974](https://openairdocs.org/sdr/HEEA082974), Jan 7, 2003: INDICATOR. MALFUNCTIONED. COPILOT ATTITUDE INDICATOR TURN NEEDLE PEGGED FULL RIGHT AT ALL TIMES. IN SHOP REPAIR.

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