# N103WF: 1977 Sikorsky S-61N, registration cancelled 2018-11-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 21, 2018
- Exported to: South Korea
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-61N](https://openairdocs.org/model/sikorsky-s-61n) (registry code 8142104)
- Engine: [GE CT58-140-1](https://openairdocs.org/engine/ge-ct58-140-1) (registry code 30128)
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15), [TCDS 1E3](https://openairdocs.org/tcds/1E3) (OpenAirDocs)
- Serial number: 61766
- Year built: 1977
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: June 20, 2007
- Certificate issued: April 27, 2010
- Last registry action: December 8, 2016
- Mode S code: A011D3
- Owner when cancelled: [Ep Aviation LLC](https://openairdocs.org/faa-owner/EP%20AVIATION%20LLC)
- Location: [Wood Dale, IL](https://openairdocs.org/faa-place/IL/Wood%20Dale)
- Owner type: Corporation
- Owner's area on the map: 41.9744° N, 87.9865° W: Placed by OpenAirDocs at the center of ZIP code 60191, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N103WF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=103WF
- Page: https://openairdocs.org/deregistered/N103WF-2018-11-21

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-61N: https://openairdocs.org/model/sikorsky-s-61n.md

## Service difficulty reports (9)

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

- [SDR 39LA20160914169](https://openairdocs.org/sdr/39LA20160914169), Sep 14, 2016: ENGINE. FLAMED OUT. UPON TAKEOFF, THE CREW REPORTED THAT THE NR 2 ENGINE SHUTDOWN. UPON LANDING, THE AIRCRAFT WAS SHUTDOWN WHILE THE PASSENGERS WERE EVACUATED. MAINTENANCE PERFORME
- [SDR 39LA20160906168](https://openairdocs.org/sdr/39LA20160906168), Sep 6, 2016: ENGINE. FLAMED OUT. WHILE 4.3 HOURS INTO A CONOP, THE CREW HAD JUST TAKEN OFF ENROUTE. WHILE TRANSITIONING TO FORWARD FLIGHT AT APPROXIMATELY 75 FT, THE CREW FELT THE ACFT YAW LT, 
- [SDR 39LA20160825167](https://openairdocs.org/sdr/39LA20160825167), Aug 25, 2016: PUMP. LEAKING. REPORTED A VERY INTENSE FUEL ODOR RETURNING DEPARTURE AT THE END OF AN 8 HOUR CONOP. DURING REFUELINGS THROUGHOUT THE DAY, OCCASIONAL DROPS OF FUEL WERE NOTICED
- [SDR 39LA20160817166](https://openairdocs.org/sdr/39LA20160817166), Aug 17, 2016: DRAIN. PLUGGED. DURING THE FIRST 3.6 HRS OF FLIGHT, 7 LEGS REPORTED, THE CREW DETECTED AN OVERWHELMING ODOR OF JET FUEL IN THE COCKPIT AND CABIN DURING CLIMBS AND DESCENTS. THE
- [SDR 39LA2014021257](https://openairdocs.org/sdr/39LA2014021257), Feb 12, 2014: GENERATOR. FAILED. AFTER DEPARTURE FROM OASH THE DC GEN LIGHT ILLUMINATED. ACCOMPLISHED THE EMERGENCY PROCEDURES, GEN WOULD NOT RESET. R & R DC GEN PN 30E20-97A IAW S61 MM 4045-80
- [SDR 39LA2013012500003](https://openairdocs.org/sdr/39LA2013012500003), Jan 25, 2013: ACCESS PANEL. LOOSE. DURING CLIMB OUT, CREW CHIEF HEARD A CLAPPING NOISE FROM OUTSIDE THE ACFT. SUSPECTED THAT A PANEL WAS LOOSE AND SLAPPING AGAINST THE ACFT. SLOWED THE ACFT DOWN 
- [SDR P4YA0707201200001](https://openairdocs.org/sdr/P4YA0707201200001), Jul 7, 2012: ENGINE. FAILED. ON APPROACH NR 2 ENGINE COMPRESSOR STALLED AND T SPIKED TO 950°C. REMOVED AND REPLACED ENGINE, ALL SYSTEMS CHECKED SATISFACTORY.
- [SDR 3PRA2011110700001](https://openairdocs.org/sdr/3PRA2011110700001), Nov 7, 2011: LANDING GEAR. LOCKED. ACFT FUNCTIONAL CHECK FLIGHT WAS BEING CONDUCTED, FLIGHT QUALITIES WERE ALL NORMAL UP UNTIL SUCH TIME AS THE ACFT LANDING WAS ATTEMPTED. WHEN ACFT TOUCHED DOWN 
- [SDR P4YA2010071500001](https://openairdocs.org/sdr/P4YA2010071500001), Jul 15, 2010: MOUNT. CRACKED. LT FWD TRANSMISSION MOUNT FITTING WAS FOUND TO BE CRACKED 2" AT STA 243. AREA WAS PREVIOUSLY REPAIRED AND DOUBLERS WERE REMOVED FOR INSPECTION. REPAIR IS IN PRO

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