# N85TL: 1985 Adams Thomas H DRAGONFLY, registration cancelled 2014-08-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 12, 2014
- Status when cancelled: Valid registration
- Airframe: [Adams Thomas H DRAGONFLY](https://openairdocs.org/model/adams-thomas-h-dragonfly) (registry code 05644LU)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1
- Year built: 1985
- Type of aircraft: Fixed wing single engine
- Airworthiness: Experimental, amateur built
- Airworthiness date: January 31, 1986
- Certificate issued: July 27, 2012
- Last registry action: July 27, 2012
- Mode S code: ABA6B3
- Owner when cancelled: [Taigen Robert T](https://openairdocs.org/faa-owner/TAIGEN%20ROBERT%20T)
- Location: [Sun City, AZ](https://openairdocs.org/faa-place/AZ/Sun%20City)
- Owner type: Individual
- Owner's area on the map: 33.6058° N, 112.2841° W: Placed by OpenAirDocs at the center of ZIP code 85351, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N85TL
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=85TL
- Page: https://openairdocs.org/deregistered/N85TL-2014-08-12

From the FAA registry file of October 28, 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 Adams Thomas H DRAGONFLY: https://openairdocs.org/model/adams-thomas-h-dragonfly.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR14LA242](https://openairdocs.org/ntsb/WPR14LA242), Jun 12, 2014: Adams Dragonfly (N85TL), Mesa, AZ, substantial damage. Probable cause: A partial loss of engine power due to a reduction in the No. 3 cylinder’s compression as a result of the exhaust valve not having consistent uniform contact with the cylinder head valve seat.

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20140612008459A](https://openairdocs.org/incident/20140612008459A), Jun 12, 2014: Adams Thomas H DRAGONFLY (N85TL), Mesa, AZ, Substantial damage. On 6/12/2014, at 0624 local time a 1985 Dragonfly aircraft departed Falcon Field ff on runway 4R. According to the pilot the engine rpms started to reduce just…
- [Incident 19880507024569I](https://openairdocs.org/incident/19880507024569I), May 7, 1988: Amtr DRAGONFLY (N85TL), Thaxton, VA, Minor damage. Pilot experienced engine vibration. Prop departed engine. Forced landing in a field.

## Other aircraft with N85TL

- [Registered now](https://openairdocs.org/aircraft/N85TL): Tl-Ultralight S R O TL 2000 STING S4, S/N 22 ST 500, built 2022

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