# N103LM: 1989 Burkhart Grob G103C TWIN III ACRO

- Status: Valid registration
- Airframe: [Burkhart Grob G103C TWIN III ACRO](https://openairdocs.org/model/burkhart-grob-g103c-twin-iii-acro) (registry code 1660207, 2 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G39EU](https://openairdocs.org/tcds/G39EU) (Fiberglas-Technik Rudolf Lindner GmbH & Co. KG) (OpenAirDocs)
- Serial number: 34107
- Year built: 1989
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: December 21, 1989
- Certificate issued: June 4, 2024
- Expires: June 30, 2031
- Mode S code: A010DF
- Registered owner: [Johnson Matthew W](https://openairdocs.org/faa-owner/JOHNSON%20MATTHEW%20W)
- Location: [Langley, WA](https://openairdocs.org/faa-place/WA/Langley)
- Owner type: Individual
- Owner's area on the map: 48.0371° N, 122.4465° W: Placed by OpenAirDocs at the center of ZIP code 98260, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=103LM
- Page: https://openairdocs.org/aircraft/N103LM

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.

## ADs that may apply (OpenAirDocs): 7 in force

### Matched by airframe (Burkhart Grob G103C TWIN III ACRO)

- [AD 2025-20-07](https://openairdocs.org/ad/2025-20-07): Rudder Control System · Fiberglas-Technik Rudolf Lindner G103 Twin II, G103A Twin II Acro, G103C Twin III Acro and 1 more. Effective Oct 17, 2025
- [AD 2022-03-08](https://openairdocs.org/ad/2022-03-08): Elevator Control System · Fiberglas-Technik Rudolf Lindner G102 ASTIR CS, G103 Twin Astir, G103 Twin II and 3 more. Effective Mar 17, 2022
- [AD 2009-04-08](https://openairdocs.org/ad/2009-04-08): Bolt torque · Burkhart Grob Luft-Und G 103 C Twin III SL, G103 Twin II, G103A Twin II Acro and 1 more. Effective Mar 31, 2009
- [AD 2005-26-12](https://openairdocs.org/ad/2005-26-12): Center of gravity (CG) release hook attachment brackets. · Burkhart Grob Luft-Und G 103 C Twin III SL, G103 Twin Astir, G103 Twin II and 2 more. Effective Feb 6, 2006
- [AD 2003-19-14 R2](https://openairdocs.org/ad/2003-19-14-R2): Airspeed indicators · Burkhart Grob Luft-Und G103 Twin Astir, G103A Twin II Acro and G103C Twin III Acro. Effective Nov 30, 2005
- [AD 97-08-06 R1](https://openairdocs.org/ad/97-08-06-R1): Quick Connectors · Alexander Schleicher AS-K 13, AS 12, ASK 21 and 39 more. Effective Aug 1, 1997
- [AD 94-17-06](https://openairdocs.org/ad/94-17-06): Airbrake Stops Inspection · Burkhart Grob Luft-Und G 103 C Twin III SL, G103 Twin Astir, G103 Twin II and 8 more. Effective Sep 30, 1994

### Matched by engine (NONE)

None in force.

### Historical (superseded or no longer in force)

- [AD 2014-15-02](https://openairdocs.org/ad/2014-15-02) (historical): Flight Controls · Burkhart Grob Luft-Und G 103 C Twin III SL, G103 Twin II, G103A Twin II Acro and 4 more. Effective Aug 27, 2014
- [AD 2003-19-14 R1](https://openairdocs.org/ad/2003-19-14-R1) (historical): Structural Integrity of Fuselage · Burkhart Grob Luft-Und G103 Twin Astir, G103A Twin II Acro and G103C Twin III Acro. Effective Aug 12, 2004
- [AD 2004-08-13](https://openairdocs.org/ad/2004-08-13) (historical): Center of gravity release hook attachment brackets · Burkhart Grob Luft-Und G103 Twin Astir, G103 Twin II, G103A Twin II Acro and 1 more. Effective Jun 4, 2004

## Information bulletins (advisory) (2 in force)

- [SAIB CE-08-01](https://openairdocs.org/saib/CE-08-01): Fuselage, Wing, & Stabilizer Structure. Issued Oct 18, 2007
- [SAIB CE-06-49](https://openairdocs.org/saib/CE-06-49): . Issued Jun 21, 2006

## 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 FTW96FA279](https://openairdocs.org/ntsb/FTW96FA279), Jun 29, 1996: Burkhart Grob G103C Twin III Acro (N103LM), Boulder, CO, minor damage, 2 fatal. Probable cause: Poor judgment by the pilot of the RV-6, N194JP, in that he traversed an uncontrolled airport at traffic pattern altitude, failure of the pilots of both airplanes to see and avoid each other, and an…

## FAA accident and incident reports (1)

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 19960629015432A](https://openairdocs.org/incident/19960629015432A), Jun 29, 1996: Grob G103CTWINIII (N103LM), Boulder, CO, Substantial damage. No narrative available

## 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.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Burkhart Grob G103C TWIN III ACRO aircraft: https://openairdocs.org/model/burkhart-grob-g103c-twin-iii-acro/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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