# N919CT: 2010 Flight Design CTLS

- Status: Valid registration
- Airframe: [Flight Design CTLS](https://openairdocs.org/model/flight-design-ctls) (registry code 060005B, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: F-08-11-20
- Year built: 2010
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Light sport, airplane
- Airworthiness date: August 17, 2010
- Certificate issued: November 4, 2022
- Expires: November 30, 2029
- Mode S code: ACB85E
- Registered owners: [Treat Richard](https://openairdocs.org/faa-owner/TREAT%20RICHARD), [Treat Sharon](https://openairdocs.org/faa-owner/TREAT%20SHARON)
- Location: [Saint Charles, MO](https://openairdocs.org/faa-place/MO/Saint%20Charles)
- Owner type: Co-owned
- Owner's area on the map: 38.7398° N, 90.5437° W: Placed by OpenAirDocs at the center of ZIP code 63303, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=919CT
- Page: https://openairdocs.org/aircraft/N919CT

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Rotax 912ULS model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Flight Design CTLS)

None in force.

### Matched by engine (Rotax 912ULS series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N919CT.

## FAA accident and incident reports

None matched to N919CT.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## Service difficulty reports on N919CT not matched to an aircraft (8)

They name N919CT, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR ECI10517](https://openairdocs.org/sdr/ECI10517), Feb 21, 2007: ACTUATOR. MALFUNCTIONED. ON TEST FLIGHT, FLAPS RETRACTED WITH LOUD NOISE AND CAME OUT OF ASYMMETRY. REMOVED AND REPLACED LT OB ACTUATOR.
- [SDR ECI10518](https://openairdocs.org/sdr/ECI10518), Feb 18, 2007: DRIVE UNIT. ERRATIC. FLAPS WOULD NOT EXTEND FOR THIRD TAKEOFF OF THE DAY. REMOVED AND REPLACED FLAP DRIVE UNIT.
- [SDR ECI10516](https://openairdocs.org/sdr/ECI10516), Feb 16, 2007: ACTUATOR. ERRATIC. FLAPS WILL NOT EXTEND BEYOND 0 DEGREES. REMOVED AND REPLACED IB FLAP ACTUATORS.
- [SDR ECI10515](https://openairdocs.org/sdr/ECI10515), Feb 12, 2007: ACTUATOR. ERRATIC. FLAPS FAILED IN THE UP POSITION WHEN INSPECTED BY MAINTENANCE. THE FLAPS WERE FOUND TO BE BINDING ON THE RT FLAP. THE OB FLAP ACTUATOR WAS FOUND TO BE FAULTY AN
- [SDR ECI10514](https://openairdocs.org/sdr/ECI10514), Jan 29, 2007: ASYMMETRY SWITCH. MISALIGNED. FLAPS WOULD NOT RETRACT DURING TAXI. FLAP ASYMMETRY FOUND TO BE OUT OF ADJUSTMENT. REMOVED AND REPLACED RT FLAP ASYMMETRY SWITCH WITH NEWLY OVERHAULED SWITCH. R
- [SDR ECI10513](https://openairdocs.org/sdr/ECI10513), Jan 21, 2007: SWITCH. MISALIGNED. FLAPS WILL NOT RETRACT AFTER LANDING. FLAP ASYMMETRY SWITCHES FOUND TO BE OUT OF ADJUSTMENT.
- [SDR ECI10512](https://openairdocs.org/sdr/ECI10512), Jan 11, 2007: SWITCH. MISALIGNED. FLAPS WOULD NOT RETRACT DURING GROUND OPERATION. FLAP ASYMMETRY SWITCHES FOUND TO BE OUT OF ADJUSTMENT.
- [SDR ECI10511](https://openairdocs.org/sdr/ECI10511), Nov 14, 2006: SWITCH. MISALIGNED. FLAPS WOULD NOT RETRACT DURING GROUND OPERATION. FLAP ASYMMETRY SWITCHES FOUND TO BE OUT OF ADJUSTMENT.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Flight Design CTLS aircraft: https://openairdocs.org/model/flight-design-ctls/aircraft.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.md

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