# N123HQ: 2007 Embraer ERJ 170-200 LR

- Status: Valid registration
- Airframe: [Embraer ERJ 170-200 LR](https://openairdocs.org/model/embraer-erj-170-200-lr) (registry code 3260410, 88 seats)
- Engine: [GE CF34-8E5](https://openairdocs.org/engine/ge-cf34-8e5) (registry code 30061)
- Data sheets: [TCDS A56NM](https://openairdocs.org/tcds/A56NM) (Embraer S.A.), [TCDS E00063EN](https://openairdocs.org/tcds/E00063EN) (General Electric Company GE Aerospace) (OpenAirDocs)
- Serial number: 17000199
- Year built: 2007
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 14, 2007
- Certificate issued: December 13, 2007
- Expires: January 31, 2029
- Mode S code: A05F95
- Registered owner: [Republic Airways Inc](https://openairdocs.org/faa-owner/REPUBLIC%20AIRWAYS%20INC)
- Location: [Carmel, IN](https://openairdocs.org/faa-place/IN/Carmel)
- Owner type: Corporation
- Owner's area on the map: 39.9666° N, 86.1751° W: Placed by OpenAirDocs at the center of ZIP code 46032, 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=123HQ
- Page: https://openairdocs.org/aircraft/N123HQ

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): 66 in force

### Matched by airframe (Embraer ERJ 170-200 LR)

- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2025-14-05](https://openairdocs.org/ad/2025-14-05): Nacelles/Pylons · Embraer ERJ 170-100 LR, ERJ 170-100 STD, ERJ 170-100 SE and 12 more. Effective Aug 25, 2025
- [AD 2025-01-05](https://openairdocs.org/ad/2025-01-05): Time Limits/Maintenance Checks · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Mar 17, 2025
- [AD 2024-14-08](https://openairdocs.org/ad/2024-14-08): Pneumatic System · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Sep 25, 2024
- [AD 2024-12-08](https://openairdocs.org/ad/2024-12-08): Landing gear · Embraer ERJ 170-100 LR, ERJ 170-100 STD, ERJ 170-100 SE and 5 more. Effective Jul 11, 2024
- [AD 2023-13-02](https://openairdocs.org/ad/2023-13-02): Flight controls · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Sep 5, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2023-03-19](https://openairdocs.org/ad/2023-03-19): Instruments · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Apr 7, 2023
- [AD 2022-16-01](https://openairdocs.org/ad/2022-16-01): Windows · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 12 more. Effective Aug 15, 2022
- [AD 2022-11-51](https://openairdocs.org/ad/2022-11-51): Wing structure · Embraer ERJ 170-200 STD, ERJ 170-200 LR, ERJ 170-200 SU and 1 more. Effective Jun 21, 2022
- [AD 2020-25-08](https://openairdocs.org/ad/2020-25-08): Flight controls · Yaborã Indústria Aeronáutica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 12 more. Effective Jan 21, 2021
- [AD 2020-07-21](https://openairdocs.org/ad/2020-07-21): Landing gear · Yaborã Indústria Aeronáutica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 12 more. Effective May 26, 2020
- [AD 2020-05-22](https://openairdocs.org/ad/2020-05-22): Indicating/recording systems · Yaborã Indústria Aeronáutica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Apr 24, 2020
- [AD 2019-19-03](https://openairdocs.org/ad/2019-19-03): Fuselage · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 12 more. Effective Oct 31, 2019
- [AD 2017-21-09](https://openairdocs.org/ad/2017-21-09): Fuselage · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Nov 27, 2017
- [AD 2017-09-09](https://openairdocs.org/ad/2017-09-09): Passenger Compartment Equipment · Boeing 717-200, MD-90-30, CL-600-2C10 (Regional Jet Series 700) and 17 more. Effective Jun 28, 2017
- [AD 2016-12-14](https://openairdocs.org/ad/2016-12-14): Pneumatic · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Jul 27, 2016
- [AD 2014-16-05](https://openairdocs.org/ad/2014-16-05): Pneumatic · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Oct 2, 2014
- [AD 2013-25-04](https://openairdocs.org/ad/2013-25-04): Equipment/Furnishings · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Feb 10, 2014
- [AD 2013-16-22](https://openairdocs.org/ad/2013-16-22): Fuselage · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Sep 27, 2013
- [AD 2013-11-17](https://openairdocs.org/ad/2013-11-17): Pneumatic · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Aug 6, 2013
- [AD 2013-05-12](https://openairdocs.org/ad/2013-05-12): Fire Protection · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective May 3, 2013
- [AD 2013-03-13](https://openairdocs.org/ad/2013-03-13): Doors · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Mar 19, 2013
- [AD 2012-16-09](https://openairdocs.org/ad/2012-16-09): Air Conditioning · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Sep 21, 2012
- [AD 2011-18-04](https://openairdocs.org/ad/2011-18-04): Equipment/furnishings · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Oct 14, 2011
- [AD 2011-10-03](https://openairdocs.org/ad/2011-10-03): Fuselage · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Jun 15, 2011
- [AD 2011-08-08](https://openairdocs.org/ad/2011-08-08): Electrical power · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective May 18, 2011
- [AD 2011-01-09](https://openairdocs.org/ad/2011-01-09): Oxygen · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 290 more. Effective Feb 9, 2011
- [AD 2010-18-04](https://openairdocs.org/ad/2010-18-04): Fuselage · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Sep 29, 2010
- [AD 2010-10-07](https://openairdocs.org/ad/2010-10-07): Wings · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Jun 17, 2010
- [AD 2010-08-06](https://openairdocs.org/ad/2010-08-06): Wings · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective May 19, 2010
- [AD 2010-08-02](https://openairdocs.org/ad/2010-08-02): Hydraulic power · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective May 19, 2010
- [AD 2010-09-04](https://openairdocs.org/ad/2010-09-04): Navigation · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 13 more. Effective May 14, 2010
- [AD 2010-01-12](https://openairdocs.org/ad/2010-01-12): Electrical power and Instruments · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Feb 18, 2010
- [AD 2009-26-15](https://openairdocs.org/ad/2009-26-15): Nacelles/Pylons · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Feb 4, 2010
- [AD 2009-23-08](https://openairdocs.org/ad/2009-23-08): Doors · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Dec 17, 2009
- [AD 2009-06-16](https://openairdocs.org/ad/2009-06-16): RAT (Ram air turbine) · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Apr 30, 2009
- [AD 2008-23-17](https://openairdocs.org/ad/2008-23-17): Tie Down Straps · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Dec 30, 2008
- [AD 2008-20-02](https://openairdocs.org/ad/2008-20-02): Hydraulic system tube clamps · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Nov 3, 2008
- [AD 2008-18-01](https://openairdocs.org/ad/2008-18-01): Pressure equalization valve · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Oct 14, 2008
- [AD 2008-17-11](https://openairdocs.org/ad/2008-17-11): Flight Guidance Control System (FGCS) · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Oct 2, 2008
- [AD 2008-08-21](https://openairdocs.org/ad/2008-08-21): Forward thrust range · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective May 27, 2008
- [AD 2008-02-02](https://openairdocs.org/ad/2008-02-02): Inertial Reference Units (IRU) · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 10 more. Effective Feb 20, 2008
- [AD 2007-13-13](https://openairdocs.org/ad/2007-13-13): Drier metering unit (DMU) inlet · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Aug 3, 2007
- [AD 2007-12-18](https://openairdocs.org/ad/2007-12-18): Left and right wing stub tanks · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Jul 19, 2007
- [AD 2007-07-10](https://openairdocs.org/ad/2007-07-10): Lavatory waste compartment doors · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective May 8, 2007
- [AD 2007-05-02](https://openairdocs.org/ad/2007-05-02): Air data smart probes (ADSPs) · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective Apr 5, 2007
- [AD 2007-04-20](https://openairdocs.org/ad/2007-04-20): Ram air turbine (RAT) · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective Apr 3, 2007
- [AD 2006-26-11](https://openairdocs.org/ad/2006-26-11): Smoke seals · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective Feb 8, 2007
- [AD 2006-20-14](https://openairdocs.org/ad/2006-20-14): Flight deck door electronic equipment · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective Jan 16, 2007

### Matched by engine (GE CF34-8E5)

- [AD 2026-21-11](https://openairdocs.org/ad/2026-21-11): Turbine Engine Compressor Section · General Electric Company GE Aerospace CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 27, 2026
- [AD 2025-12-08](https://openairdocs.org/ad/2025-12-08): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jul 23, 2025
- [AD 2023-02-05](https://openairdocs.org/ad/2023-02-05): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 9 more. Effective Mar 14, 2023
- [AD 2022-21-06](https://openairdocs.org/ad/2022-21-06): Turbine Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 15, 2022
- [AD 2022-09-14](https://openairdocs.org/ad/2022-09-14): Compressor Bleed Valve · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jun 24, 2022
- [AD 2022-08-06](https://openairdocs.org/ad/2022-08-06): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Apr 29, 2022
- [AD 2021-26-19](https://openairdocs.org/ad/2021-26-19): Turbine Section · General Electric CF34-8C5, CF34-8C5B1, CF34-8E2 and 6 more. Effective Jan 25, 2022
- [AD 2021-23-51](https://openairdocs.org/ad/2021-23-51): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Dec 29, 2021
- [AD 2021-18-13](https://openairdocs.org/ad/2021-18-13): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 22, 2021
- [AD 2018-17-14](https://openairdocs.org/ad/2018-17-14): Thrust Reverser · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Nov 7, 2018
- [AD 2017-20-09](https://openairdocs.org/ad/2017-20-09): Turbine Engine Bypass Section · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Nov 13, 2017
- [AD 2017-17-18](https://openairdocs.org/ad/2017-17-18): Turbine Engine Compressor Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 6, 2017
- [AD 2013-06-06](https://openairdocs.org/ad/2013-06-06): Operability bleed valves (OBV) · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective May 8, 2013
- [AD 2009-24-06](https://openairdocs.org/ad/2009-24-06): Full authority digital electronic controls · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Dec 28, 2009
- [AD 2008-05-01](https://openairdocs.org/ad/2008-05-01): Fuel metering units (FMU) · General Electric CF34-10E2A1, CF34-10E5, CF34-10E5A1 and 8 more. Effective Apr 3, 2008
- [AD 2005-07-09](https://openairdocs.org/ad/2005-07-09): Master variable geometry (VG) actuators · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Apr 20, 2005

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

- [AD 2022-25-07](https://openairdocs.org/ad/2022-25-07) (historical): Time Limits/Maintenance Checks, Flight controls, Fuel, Doors, Fuselage, Nacelles/pylons, Stabilizers, Wings, Powerplant, Exhaust · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Jan 23, 2023
- [AD 2022-08-07](https://openairdocs.org/ad/2022-08-07) (historical): Windows · Embraer ERJ 170-100 STD, ERJ 170-100 SU, ERJ 170-100 SE and 11 more. Effective Apr 26, 2022
- [AD 2020-12-12](https://openairdocs.org/ad/2020-12-12) (historical): Nacelles/pylons · Yaborã Indústria Aeronáutica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 12 more. Effective Aug 13, 2020
- [AD 2019-25-16](https://openairdocs.org/ad/2019-25-16) (historical): Flight controls · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 5 more. Effective Feb 10, 2020
- [AD 2017-06-08](https://openairdocs.org/ad/2017-06-08) (historical): Flight controls; Fuel; Doors; Fuselage; Nacelles/pylons; Stabilizers; Wings; Powerplant; and Exhaust. · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective May 11, 2017
- [AD 2012-07-08](https://openairdocs.org/ad/2012-07-08) (historical): Fuselage & Wings · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective May 29, 2012
- [AD 2012-05-08](https://openairdocs.org/ad/2012-05-08) (historical): Wings · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Apr 4, 2012
- [AD 2010-18-01](https://openairdocs.org/ad/2010-18-01) (historical): Airborne auxiliary power · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Sep 9, 2010
- [AD 2010-14-14](https://openairdocs.org/ad/2010-14-14) (historical): Pneumatic · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Aug 26, 2010
- [AD 2010-11-13](https://openairdocs.org/ad/2010-11-13) (historical): Wings · Embraer ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 4 more. Effective Jul 6, 2010
- [AD 2010-07-04](https://openairdocs.org/ad/2010-07-04) (historical): Fire protection · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 11 more. Effective Apr 9, 2010
- [AD 2007-16-09](https://openairdocs.org/ad/2007-16-09) (historical): Low-stage check valve · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective Sep 13, 2007
- [AD 2007-06-53](https://openairdocs.org/ad/2007-06-53) (historical): Aft cargo door · Embraer - Empresa Brasileira de Aeronautica ERJ 170-100 LR, ERJ 170-100 SE, ERJ 170-100 STD and 7 more. Effective May 7, 2007
- [AD 2008-16-01](https://openairdocs.org/ad/2008-16-01) (historical): Full authority digital engine controls (FADECs) · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Aug 15, 2008
- [AD 2004-04-04](https://openairdocs.org/ad/2004-04-04) (historical): Master Variable geometry (VG) actuators · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Mar 9, 2004

## Information bulletins (advisory) (1 in force)

- [SAIB NM-20-12](https://openairdocs.org/saib/NM-20-12): Powerplant System - Operating in Icing Conditions. Issued Jun 18, 2020

## NTSB investigations

None matched to N123HQ.

## FAA accident and incident reports

None matched to N123HQ.

## Service difficulty reports (119, newest 50)

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

- [SDR R61A202507100031](https://openairdocs.org/sdr/R61A202507100031), Jul 10, 2025: FADEC. FAILED. ENGINE 2 SHUTDOWN IN FLIGHT, AUTO RESTART SUCCESSFUL. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. REMOVED AND REPLACED E2 FADEC.
- [SDR R61A2024101100461](https://openairdocs.org/sdr/R61A2024101100461), Sep 28, 2024: STRINGER. CORRODED. WHILE IN HEAVY CHECK - STRINGER 19R CORRODED AT RIVET BETWEEN FRAMES 88-89. PERFORMED STRINGER SPLICE REPAIR ON STRINGER 19R BETWEEN FRAMES 88-89 PER ETD2024-17
- [SDR R61A2024061700272](https://openairdocs.org/sdr/R61A2024061700272), Jun 15, 2024: HOSE. LEAKING. LOST HYDRAULIC 2 QUANTITY ON APPROACH. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R UPPER HYDRAULIC HOSE FOR LH MLG DOWNLOCK ACTUATOR.
- [SDR R61A2023020280103](https://openairdocs.org/sdr/R61A2023020280103), Jan 29, 2023: NOT ENTERED. NOT ENTERED. EMERGENCY DECLARED FOR A BLEED OVERPRESSURE MESSAGE WHICH DID NOT CLEAR WITH QRH PROCEDURES. LANDED WITHOUT INCIDENT. REMOVED AND REPLACED E1 NAPRSOV IAW AMM 36
- [SDR R61A2022081200511](https://openairdocs.org/sdr/R61A2022081200511), Aug 9, 2022: DOOR. DIRTY. MAIN CABIN DOOR DIFFICULT TO OPEN. REMOVED DEBRIS AND LUBRICATED L1 DOOR COMMAND RAMPS.
- [SDR R61A2022040700244](https://openairdocs.org/sdr/R61A2022040700244), Mar 29, 2022: HINGE FITTING. CHAFED. HORIZONTAL STAB RH HINGE FITTING INBD LUG CHAFFED ON FACE AROUND HOLE. PERFORMED PERMANENT REPAIR TO HORIZONTAL STAB RH HINGE FITTING INBD LUG REF ETD2022-170-0
- [SDR R61A2022040700245](https://openairdocs.org/sdr/R61A2022040700245), Mar 21, 2022: NONE. CORRODED. SHEAR CLIP CORRODED AT FR 75, BETWEEN STRINGS 29R AND 28R. REMOVED AND REPLACED SHEAR CLIP REF EMB 170/175 SRM 51-40-08.
- [SDR R61A2021052500443](https://openairdocs.org/sdr/R61A2021052500443), May 23, 2021: POWER SUPPLY. INOPERATIVE. 2ND EMERGENCY LIGHT FROM THE FRONT IS INOP. R&R #2 EMERGENCY LIGHT POWER UNIT IAW AMM 33-50-01,
- [SDR R61A2021040200306](https://openairdocs.org/sdr/R61A2021040200306), Apr 1, 2021: PCU. LEAKING. HYDRAULIC SYSTEM LOST QUANTITY DURING CRUISE, THEN LOST PRESSURE SHORTLY AFTER, LEADING TO LOSS OF HYDRAULIC SYSTEM 1. DECLARED EMERGENCY, LANDED WITHOUT INCIDE
- [SDR R61A201911081216](https://openairdocs.org/sdr/R61A201911081216), Oct 21, 2019: PANEL. CORRODED. CORRODED INTERNAL FLANGE ON PANEL 192CR. REMOVED AND REPLACED INTERNAL FLANGE PN;170-13414-004 REF EMB SRM 51-40-08. SEE EAMS W/O H6997 SN 545 FOR WORK DETAILS.
- [SDR R61A201911081215](https://openairdocs.org/sdr/R61A201911081215), Oct 17, 2019: INTERCOSTAL. CORRODED. CORROSION-FWD INTERCOSTAL AT AFT DRAIN MAST, FR86-87 STGR 27R-28R. REMOVED AND REPLACED FWD INTERCOSTAL AT AFT DRAIN MAST, FR86-87 STGR 27R-28R REF. EMB SRM 51-
- [SDR R61A201911071211](https://openairdocs.org/sdr/R61A201911071211), Oct 17, 2019: SHEAR TIE. CORRODED. MAJOR: CORROSION-SHEARCLIP FR83 STGR 27R-28R, AFT SIDE, REMOVED AND REPLACED CORROSION-SHEARCLIP FR83 STGR 27R-28R, AFT SIDE EMB SRM 51-40-08. SEE EAMS W/O H699
- [SDR R61A201911071210](https://openairdocs.org/sdr/R61A201911071210), Oct 17, 2019: SHEAR TIE. CORRODED. MAJOR: CORROSION-SHEARCLIP FR83 STGR 28R-29R. REMOVED AND REPLACED SHEAR CLIP AT FR 83 STRG 28R-29R REF SRM 51-40-08. APPLIED SURFACE PROTECTION REF SRM 51-23-0
- [SDR R61A201911071209](https://openairdocs.org/sdr/R61A201911071209), Oct 17, 2019: SHEAR TIE. CORRODED. MAJOR: CORROSION-SHEARCLIP FR81 STGR 27R-28R. REMOVED AND REPLACED SHEARCLIP AT FR81 STGR 28R-29R REF. EMB SRM 51-10-08. SEE EAMS W/O H6997 SN 424 FOR WORK DETA
- [SDR R61A201911071208](https://openairdocs.org/sdr/R61A201911071208), Oct 17, 2019: SHEAR TIE. CORRODED. MAJOR: CORROSION-SHEARCLIP FR87 STGR 27R-28R. REMOVED AND REPLACED SHEARCLIP FR87 STGR 27R-28R REF. EMB SRM 51-40-08. SEE EAMS W/O H6997 SN 423 FOR WORK DETAILS
- [SDR R61A201911071207](https://openairdocs.org/sdr/R61A201911071207), Oct 14, 2019: CROSSBEAM. CORRODED. MAJOR: CORROSION_CENTER FUSELAGE III DRY AREA 53-23 R.HAND SIDE OF FR.84 CROSSBEAM. BLENDED CORROSION CENTER FUSELAGE FR.84 CROSSBEAM, NOMINAL THICKNESS .080" M
- [SDR R61A201911081214](https://openairdocs.org/sdr/R61A201911081214), Oct 13, 2019: SEAT TRACK. CORRODED. CORROSION-FWD WET AREA LH SEAT TRACK BEAM FR19-20 AS MARKED. FABRICATED AND INSTALLED REPAIR DOUBLER AND FILLER PER SRM 53-10-10/REPAIR 01P FOR FWD WET AREA LH 
- [SDR R61A201911081213](https://openairdocs.org/sdr/R61A201911081213), Oct 13, 2019: BRACKET. CORRODED. CORROSION ON NLG STEERING MANIFOLD BRACKET HAS SIGNS OF CORROSION. REMOVED AND REPLACED NLG STEERING MANIFOLD BRACKET PER SRM 51-40-08. SEE EAMS W/O H6997 SN 15
- [SDR R61A201911071206](https://openairdocs.org/sdr/R61A201911071206), Oct 13, 2019: FRAME. CORRODED. MAJOR: CORROSION-FWD WET AREA FR17 RH SIDE AS MARKED. CUTOUT CORRODED AREA REF EMB SRM 53-00-10 REPAIR 03, AND INSTALLED FABRICATED FILLER AND INNER DOUBLER REF
- [SDR R61A201910281162](https://openairdocs.org/sdr/R61A201910281162), Oct 13, 2019: DOUBLER. CORRODED. CORROSION-FWD WET AREA LH AFT DOUBLER FR19-20 AS MARKED. REMOVED AND REPLACED LH AFT DOUBLER AT FR 19-20 REF SRM 51-40-08, 51-23-04. APPLIED TOP COAT AT FWD WET
- [SDR R61A201910281161](https://openairdocs.org/sdr/R61A201910281161), Oct 13, 2019: SUPPORT. CORRODED. CORROSION-FWD WET AREA LH MONUMENT SUPPORT FR19 AS MARKED. LOCATED, DRILLED, ALODINE, AND INSTALLED LH MONUMENT SUPPORT AT FR19 IN FORWARD WET AREA. REF SRM 51-
- [SDR R61A201910281160](https://openairdocs.org/sdr/R61A201910281160), Oct 13, 2019: SUPPORT. CORRODED. CORROSION-FWD WET AREA LH MONUMENT SUPPORT FR16 AS MARKED. LOCATED, DRILLED AND ALODINE AND INSTALLED LH MONUMENT SUPPORT AT FR16 IN FORWARD WET AREA. REF SRM 5
- [SDR R61A2019102801159](https://openairdocs.org/sdr/R61A2019102801159), Oct 13, 2019: FLOOR SUPPORT. CORRODED. CORROSION-FWD WET AREA FWD LH FLOOR SUPPORT FR12-16 AS MARKED. REMOVED AND REPLACED FWD WET AREA FLOOR SUPPORT AT FR 12-16. APPLIED SURFACE PROTECTION REF SRM 5
- [SDR R61A201910281158](https://openairdocs.org/sdr/R61A201910281158), Oct 13, 2019: DOUBLER. CORRODED. CORROSION_FWD WET AREA FWD L.HAND DOUBLER FR13-FR16. BLENDED CORROSION ON FWD WET AREA FWD L.HAND DOUBLER FR.13 - FR.16. MATERIAL LOSS .025.OUT OF LIMITS REF.SR
- [SDR R61A201712180980](https://openairdocs.org/sdr/R61A201712180980), Dec 18, 2017: HANDLE. LACK OF LUBE. GATE AGENT UNABLE TO OPEN MAIN CABIN DOOR. LUBRICATED THE L1 DOOR OUTER HANDLE, OPS CHECKED GOOD IAW CMM 52-11-22.
- [SDR R61A201710160755](https://openairdocs.org/sdr/R61A201710160755), Oct 6, 2017: SEAT TRACK. CORRODED. FWD LT INBD SEAT TRACK BETWEEN FRAMES 18 - 19. BLENDED SEAT TRACK AND FOUND REMAINING MATERIAL TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-10-10. REMOVED AND REPLA
- [SDR R61A201710160756](https://openairdocs.org/sdr/R61A201710160756), Oct 4, 2017: ATTACH FITTING. CORRODED. ATTACH POINT BETWEEN FRAMES 17 - 18. REMOVED ATTACH POINT. LOCATED, DRILLED, AND TREATED IAW SRM 51-40-02, AND 51-23-04. .INSTALLED ATTACH POINT IAW SRM 51-43-0
- [SDR R61A201710160753](https://openairdocs.org/sdr/R61A201710160753), Oct 4, 2017: DOUBLER. CORRODED. DOUBLER AT FRAME 16 CORRODED. REMOVED THE DOUBLER, DRILLED A NEW DOUBLER AND PREPPED FOR INSTALLATION IAW SRM 51-41-02, 51-40-02, AND 51-23-04. INSTALLED THE FR
- [SDR R61A201710160759](https://openairdocs.org/sdr/R61A201710160759), Oct 3, 2017: FLOORBEAM. CORRODED. AFT WET AREA FLOORBEAM HAS CORROSION ONE INCH FWD OF FRAME 87. REMOVED THE FLOORBEAM IAW SRM 51-41-01 SRM 51-43-01 INSTALLED A NEW FLOORBEAM IAW SRM 51-41-01, 5
- [SDR R61A201710160758](https://openairdocs.org/sdr/R61A201710160758), Oct 3, 2017: SHEAR PLATE. CORRODED. AFT WET AREA SHEAR PANEL HAS CORROSION BETWEEN FRAMES 87 AND 88. REMOVED THE SHEAR PANEL IAW SRM 51-42-01. INSTALLED A NEW SHEAR PANEL IAW SRM 51-42-01.
- [SDR R61A201710160757](https://openairdocs.org/sdr/R61A201710160757), Oct 3, 2017: SPLICE. CORRODED. AFT WET AREA SPLICE HAS CORROSION AT FRAME 90. ON EVALUATION, FOUND OUT OF LIMITS. 100% MATERIAL LOSS. REMOVED AND REPLACED AFT WET AREA SPLICE IAW SRM 51-43-03
- [SDR R61A201710160754](https://openairdocs.org/sdr/R61A201710160754), Oct 3, 2017: SEAT TRACK. CORRODED. FWD RT INBD SEAT TRACK CORRODED. REMOVED AND REPLACED THE SEAT TRACK, FRAMES 12 TO 20, IAW SRM 51-40-08, 51-40-02, 51-41-01, 51-41-02, 51-43-03, AND 51-43-04.
- [SDR R61A201710160760](https://openairdocs.org/sdr/R61A201710160760), Sep 29, 2017: SHEAR PLATE. CORRODED. AFT WET AREA RT UPPER SHEET HAS CORROSION THREE INCHES FWD OF FRAME 86. REMOVED THE SHEAR PLATE IAW SRM 51-41-01, SRM 51-43-01. INSTALLED A NEW RH UPPER SHEET I
- [SDR R61A201710160752](https://openairdocs.org/sdr/R61A201710160752), Sep 26, 2017: LUG. CORRODED. FWD LAVATORY OTBD ATTACH LUG AT FRAME 16. REMOVED CORROSION AND FOUND TO BE OUT OF ALLOWABLE LIMITS IAW SRM 51-10-03, AND 51-75-16. REMOVED, LOCATED, DRILLED AN
- [SDR R61A201707120526](https://openairdocs.org/sdr/R61A201707120526), Jul 12, 2017: BATTERY PACK. INOPERATIVE. COCKPIT CEILING EMERGENCY LIGHT INOPERATIVE. R & R THE EMERGENCY LIGHT BATTERY PACK NR 1 UNDER PANEL 228ARC IAW AMM 33-50-01. OPS TESTED GOOD.
- [SDR R61A201610110582](https://openairdocs.org/sdr/R61A201610110582), Oct 11, 2016: LIGHT. LOOSE. MAINTENANCE REPORTED THAT THE EMERGENCY LIGHT STRIP NEAR SEAT 1 D & F WAS LOOSE. MAINTENANCE SECURRED THE STRIP IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201612270061](https://openairdocs.org/sdr/R61A201612270061), Dec 27, 2015: SHEAR TIE. CORRODED. DURING HEAVY CHECK, SHEAR TIE AT FRAME 76 STRINGER 29L-29R IS CORRODED. MAINTENANCE R & R THE SHEAR TIE IAW SRM 51-23-04, 51-23-05, 51-23-06.
- [SDR R61A201612240051](https://openairdocs.org/sdr/R61A201612240051), Dec 24, 2015: FLOOR SUPPORT. CORRODED. DURING HEAVY CHECK, RT FWD FLOOR SILL FRAME 12-14 IS CORRODED. MAINTENANCE R & R RT FWD FLOOR SILL FRAME 12-14 IAW SRM 51-41-02, 51-40-02, 51-40-04, 51-43-02, 5
- [SDR R61A201612240050](https://openairdocs.org/sdr/R61A201612240050), Dec 24, 2015: GUSSET. CORRODED. DURING HEAVY CHECK, LT GUSSET PLATE FRAME 87-88 IS CORRODED. MX R & R LT GUSSET PLATE FRAME 87-88 IAW SRM 51-42-02, 51-23-04, 51-40-02, PN 170-65644-001, GUSSET
- [SDR R61A201612280049](https://openairdocs.org/sdr/R61A201612280049), Dec 15, 2015: GUSSET. CORRODED. DURING HEAVY CHECK, GUSSET AT CENTER OF FRAME 11, FLIGHT DECK BENEATH FLOOR PANELS 221DLP, 221ELF IS CORRODED. MAINTENANCE R & R GUSSET AT CENTER OF FRAME 11 FL
- [SDR R61A201510210745](https://openairdocs.org/sdr/R61A201510210745), Oct 21, 2015: PROCESSOR. INOPERATIVE. CREW RECEIVED AVNX MAU 2A FAIL AND FMS 1 FAIL MESSAGE. CREW RAN QRH AND ELECTED TO CONTINUE. CREW DECLARED AN EMERGENCY, LANDED WITHOUT INCIDENT. MAINTENANCE TR
- [SDR R61A201506220384](https://openairdocs.org/sdr/R61A201506220384), Jun 22, 2015: LOOP. FAULTED. CREW RECEIVED A BLEED 1 LEAK MESSAGE ON EICAS. CREW RAN QRH, SHUTOFF REMAINING BLEED, DECLARED AN EMERGENCY AND DROPPED TO 10000 FEET. CREW DIVERTED TO WHERE TH
- [SDR R61A201503230186](https://openairdocs.org/sdr/R61A201503230186), Mar 23, 2015: BATTERY PACK. INOPERATIVE. MAINTENANCE REPORTED THAT THE AFT RT EMERGENCY EXIT LIGHT WAS INOPERATIVE. MAINTENANCE R & R EMERGENCY BATTERY IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201501150030](https://openairdocs.org/sdr/R61A201501150030), Jan 15, 2015: LINE. LEAKING. CREW REPORTED A STRONG BURNING ODOR IN THE COCKPIT. RETURNED TO DEPARTURE, DID NOT DECLARE AN EMERGENCY AND LANDED AND TAXIED TO GATE WITHOUT INCIDENT. MAINTENA
- [SDR R61A201411171192](https://openairdocs.org/sdr/R61A201411171192), Nov 17, 2014: CABLE. BROKEN. CREW REPORTED THAT THE R2 DOOR SHOWED A RED FLAP INDICATION EVEN THOUGH DOOR IS UNARMED. ON CALL MAINTENANCE INSPECTED AND FOUND THE GIRT BAR STAYS IN THE ARMED
- [SDR R61A201407170881](https://openairdocs.org/sdr/R61A201407170881), Jul 17, 2014: SENSOR. INOPERATIVE. RECEIVED STEERING FAIL MESSAGE. DECLARED AN EMERGENCY AND AFTER LANDING, USED DIFFERENTIAL THRUST AND BRAKING TO EXIT THE RUNWAY WITHOUT INCIDENT. MAINTENANCE I
- [SDR R61A201311171173](https://openairdocs.org/sdr/R61A201311171173), Nov 17, 2013: TUBE. CORRODED. DURING HEAVY CHECK, LT WING FUEL TUBE FOUND CORRODED. MX R & R TUBE IAW AMM 20-10-13.
- [SDR R61A201311171172](https://openairdocs.org/sdr/R61A201311171172), Nov 17, 2013: TUBE. CORRODED. DURING HEAVY CHECK, FUEL TUBE FOUND CORRODED. R & R FUEL TUBE IAW AMM 20-10-13.
- [SDR R61A201311171171](https://openairdocs.org/sdr/R61A201311171171), Nov 17, 2013: TUBE. CORRODED. DURING HEAVY CHECK, FOUND FUEL TUBE CORRODED. MX R & R FUEL TUBE IAW AMM 20-10-03, 20-10-13.
- [SDR R61A201311161191](https://openairdocs.org/sdr/R61A201311161191), Nov 16, 2013: LINE. CORRODED. DURING HEAVY CHECK, FOUND FUEL PRESSURE REFUEL LINES CORRODED. R & R FUEL PRESSURE LINE IAW AMM 20-10-13.

All 119: https://openairdocs.org/aircraft/N123HQ/reports.md

## STCs that may be installed (OpenAirDocs) (63, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Embraer ERJ 170-200 LR)

- [STC ST04801NY](https://openairdocs.org/stc/ST04801NY): Installation (including Demod option) of Connectivity Antenna. Delta Engineering Corporation
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST04748NY](https://openairdocs.org/stc/ST04748NY): Installation of the SpaceX Starlink Aviation System. Space Exploration Technologies Corp. / Starlink Aviation
- [STC ST02722LA](https://openairdocs.org/stc/ST02722LA): Updates the aircraft recording system by replacing the forward Cockpit Voice and Data Recorder (CVDR) with a new SRVIVR25 CVDR with Recorder Independent Power Supply (RIPS). Acron Aviation Inc
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST03427NY](https://openairdocs.org/stc/ST03427NY): Installation of Electronic Flight Bags Provisions. Delta Engineering Corporation
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST11372DS](https://openairdocs.org/stc/ST11372DS): De-modification of Air-To-Ground (A TG) antennas and associated cabin equipment i. Altitude Aerospace USA
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12138CH](https://openairdocs.org/stc/ST12138CH): Installation of Universal Avionics KAPTURE Combined Cockpit Voice and Flight Data Recorders i. GoAeroMx, LLC
- [STC ST01989LA-D](https://openairdocs.org/stc/ST01989LA-D): Adjustable Cargo Net Installations. Safran Cabin Inc
- [STC ST01997LA-D](https://openairdocs.org/stc/ST01997LA-D): Interior Installations and Modifications. Safran Cabin Inc
- [STC ST02000LA-D](https://openairdocs.org/stc/ST02000LA-D): Interior Installations and Modifications. Safran Cabin Inc
- [STC ST02402LA](https://openairdocs.org/stc/ST02402LA): Interior Installations and Modifications. Safran Cabin Inc
- [STC ST02563LA](https://openairdocs.org/stc/ST02563LA): Interior Installations and Modifications. Safran Cabin Inc
- [STC ST02564LA](https://openairdocs.org/stc/ST02564LA): Interior installations and modifications. Safran Cabin Inc
- [STC ST12056IB](https://openairdocs.org/stc/ST12056IB): The Manufacture and Installation of External Printed Aircraft Graphics Film. Libellule Monde Inc
- [STC ST02534SE](https://openairdocs.org/stc/ST02534SE): Installation and maintenance of a Crane Aerospace & Electronics Tire Pressure Sensor Assembly. ELDEC Corporation
- [STC ST09900AC](https://openairdocs.org/stc/ST09900AC): installation of an Electronic Flight Bag (EFB) power system. L2 Aviation
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST04820NY](https://openairdocs.org/stc/ST04820NY): Installation (including Demod option) of Cabin Connectivity. Delta Engineering Corporation
- [STC ST00215IB](https://openairdocs.org/stc/ST00215IB): Installation of saf-Tglo ECO Photoluminescent Aisle Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST00177IB](https://openairdocs.org/stc/ST00177IB): The modification and installation of New Increased Capacity Overhead Bins. GAL Aviation Inc
- [STC ST04629CH](https://openairdocs.org/stc/ST04629CH): INSTALL USB FLIGHT DECK POWER SYSTEM. ASTRONICS ARMSTRONG AEROSPACE
- [STC ST04562NY](https://openairdocs.org/stc/ST04562NY): Installation of saf-Tglo® SuperSeal UltraLite-X (SSUL-X) Photoluminescent Floor Proximity Emergency Escape Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST00098IB](https://openairdocs.org/stc/ST00098IB): Introduction of ADS-B Out. STC Twenty One Limited
- [STC ST04535AT](https://openairdocs.org/stc/ST04535AT): Installation of the CES-170 Emergency Light Power Unit (ELPU). Chippewa Aerospace Inc
- [STC ST03422NY](https://openairdocs.org/stc/ST03422NY): Update of Intelsat components. Delta Engineering Corporation
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST04116CH](https://openairdocs.org/stc/ST04116CH): Installation of 802.11 ac protocol Cabin Wireless Access Points (acWAP) retrofit for existing Cabin Wireless Access Points. Intelsat Inflight LLC
- [STC ST02532LA](https://openairdocs.org/stc/ST02532LA): Modify the wing fuel tanks access cover installation by replacing the existing rubstrip and seal with a new encapsulated wire mesh gasket and a new seal. Aviation Devices & Electronic Components LLC
- [STC ST04425CH](https://openairdocs.org/stc/ST04425CH): Installation of a Honeywell One Aero Edge Node (1AEN) in accordance with StandardAero Master Data List 1037081, Revision (B), dated June 9, 2020 or later FAA approved revision. StandardAero Business Aviation Services LLC
- [STC ST04424CH](https://openairdocs.org/stc/ST04424CH): TPED Compatibility Test in accordance with StandardAero Master Data List 1037140, Revision (B), dated June 1, 2020 or later FAA approved revision. Standard Aero Business Aviation Services LLC
- [STC ST04049NY](https://openairdocs.org/stc/ST04049NY): Installation of a Hoffman Engineering LLC LED Landing Light to replace the OEM Q4559 Series Incandescent Lamp, used as a Landing/Takeoff Light. Hoffman Engineering LLC
- [STC ST04395NY](https://openairdocs.org/stc/ST04395NY): Change to introduce a modification to Zodiac Standard 'Elite' Double seats. 365 Aerospace Ltd Aerospace Logistics Centre
- [STC ST02700LA](https://openairdocs.org/stc/ST02700LA): Installation of Toilet Assembly. Monogram Systems
- [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS
- [STC ST00957DE](https://openairdocs.org/stc/ST00957DE): Installation of MarathonNorco Aerospace Inc Nickel Cadmium battery. MarathonNorco Aerospace Inc
- [STC ST04435AT](https://openairdocs.org/stc/ST04435AT): Installation of Astronics Passenger In-Seat Power in the Embraer ERJ-170-100, ERJ-170-200, ERJ-190-100 and ERJ-190-200 Series Aircraft. Chippewa Aerospace Inc
- [STC ST04361AT](https://openairdocs.org/stc/ST04361AT): Installation of a ADS-B Out. Chippewa Aerospace Inc
- [STC ST03904AT](https://openairdocs.org/stc/ST03904AT): Installation of an AirCell Airborne Wireless Wi-Fi System. Chippewa Aerospace Inc
- [STC ST04216AT](https://openairdocs.org/stc/ST04216AT): Installation of GoGo ATG-4 System. Chippewa Aerospace Inc
- [STC ST03844NY](https://openairdocs.org/stc/ST03844NY): Installation of SuperSeal UltraLite (SSUL) PHOTOLUMINESCENT AISLE PATH MARKING SYSTEM. STG Aerospace Ltd
- [STC ST03776NY](https://openairdocs.org/stc/ST03776NY): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II). Scandinavian Avionics Design ApS
- [STC ST09859AC](https://openairdocs.org/stc/ST09859AC): Installation of a SkyTender Beverage Trolley. ASIG LLC

All 63: https://openairdocs.org/aircraft/N123HQ/stcs.md

## Related

- Other Embraer ERJ 170-200 LR aircraft: https://openairdocs.org/model/embraer-erj-170-200-lr/aircraft.md
- The GE CF34-8E5 engine: https://openairdocs.org/engine/ge-cf34-8e5.md

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