# N174SY: 2015 Embraer S A ERJ 170-200 LR

- Status: Valid registration
- Airframe: [Embraer S A ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (registry code 3260415, 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: 17000517
- Year built: 2015
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: November 10, 2015
- Certificate issued: November 9, 2015
- Expires: November 30, 2028
- Mode S code: A129B0
- Registered owner: [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC)
- Location: [St George, UT](https://openairdocs.org/faa-place/UT/St%20George)
- Owner type: Corporation
- Owner's area on the map: 37.0461° N, 113.5573° W: Placed by OpenAirDocs at the center of ZIP code 84790, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=174SY
- Page: https://openairdocs.org/aircraft/N174SY

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 S A 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 N174SY.

## FAA accident and incident reports

None matched to N174SY.

## Service difficulty reports (36)

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 SWIA2025100900020](https://openairdocs.org/sdr/SWIA2025100900020), Sep 20, 2025: RIB. CRACKED. AFTER PEEL BACK OF UPPER RT HORIZONTAL SKIN, AN HFEC CONFIRMED CRACK WAS SEEN ON FR 11A UPPER FORWARD FLANGE REMOVED AND REPLACED RT HORIZONTAL STABILIZER RIB 1
- [SDR SWIA2025F01428](https://openairdocs.org/sdr/SWIA2025F01428), Sep 18, 2025: BEAM. CORRODED. AFT WET AREA RT BEAM CORRODED AT FR87. REMOVED AND REPLACED AFT WET AREA RT BEAM AT FR 88 IAW SRM 51-40-08. SEE CONTINUATION CARD FOR WORK PERFORMED. THIS REPAI
- [SDR SWIA2025F01427](https://openairdocs.org/sdr/SWIA2025F01427), Sep 18, 2025: BEAM. CORRODED. AFT WET AREA LT BEAM AT FR 88 CORRODED. REMOVED AND REPLACED AFT WET AREA LT BEAM AT FR 88 IAW SRM 51-40-08. THIS REPAIR DOES NOT AFFECT THE WEIGHT AND BALANCE.
- [SDR SWIA2025100900018](https://openairdocs.org/sdr/SWIA2025100900018), Sep 18, 2025: RIB. CRACKED. RIGHT HORIZONTAL STABILIZER HAS SUSPECTED CRACK AT RIB 10A, REMOVED AND REPLACED RH HORIZONTAL STABILIZER AT RIB 10A. PART REPLACED WITH OEM. NO CHANGE OF WEIGH
- [SDR SWIA2025100900016](https://openairdocs.org/sdr/SWIA2025100900016), Sep 16, 2025: SEAT TRACK. CORRODED. FORWARD PASSENGER CABIN FLOOR STRUCTURE FORWARD WET AREA , CORROSION AT FR 18 S17L ON THE LEFT SEAT TRACK. PERFORMED CUTOUT AND DOUBLER REPAIR ON THE FORWARD PA
- [SDR SWIA2025F01429](https://openairdocs.org/sdr/SWIA2025F01429), Sep 15, 2025: DOUBLER. CORRODED. WASTE SERVICING ACCESS DOOR CUTOUT INTERNAL DOUBLER HAS CORROSION DAMAGE ON THE LEFT SIDE OF THE ACCESS DOOR HINGE. REMOVED AND REPLACED WASTE SERVICING DOOR CU
- [SDR SWIA2025100900015](https://openairdocs.org/sdr/SWIA2025100900015), Sep 15, 2025: RIB. CRACKED. RIGHT HORIZONTAL STABILIZER HAS SUSPECTED CRACK AT RIB 12A ON THE MIDDLE SPAR. REMOVED UPPER SKIN OF RT HORIZONAL STABILIZER TO FOM RIB 12A. PERFORMED CUT ALONG
- [SDR SWIA2025043008](https://openairdocs.org/sdr/SWIA2025043008), Apr 8, 2025: FRAME. DAMAGED. DURING REWORK OF TWO TEMPORARY INSTALLED FASTENERS DUE TO LIGHTNING STRIKE DAMAGE LOCATED JUST AFT OF FUSELAGE FRAME FS11 AND ON STRG 24L WE HAVE FOUND AN OUT O
- [SDR SWIA202504090008](https://openairdocs.org/sdr/SWIA202504090008), Apr 8, 2025: SKIN. DAMAGED. DURING REWORK OF TWO TEMPORARY INSTALLED FASTENERS DUE TO LIGHTNING STRIKE DAMAGE LOCATED JUST AFT OF FUSELAGE FRAME FS11 AND ON STRG 24L WE HAVE FOUND AN OUT O
- [SDR SWIA20250514405](https://openairdocs.org/sdr/SWIA20250514405), Apr 5, 2025: SKIN. BURNED. COMPLY WITH SCHEDULED MAINTENANCE CODE: RA97862-SRM TOPIC: 53-00-00/AD04 MXCODEID108465-PR - FOUND 9 BURN MARKS ON L FWD LWR FUSELAGE FROM FR5-FR20 AND STGR 20L
- [SDR SWIA20250424005](https://openairdocs.org/sdr/SWIA20250424005), Apr 5, 2025: SKIN. DAMAGED. COMPLY WITH SCHEDULED MAINTENANCE CODE: RA97862-SRM TOPIC: 53-00-00/AD04 MXCODEID108465-PR - FOUND 9 BURN MARKS ON L FWD LWR FUSELAGE FROM FR5-FR20 AND STGR 20L
- [SDR SWIA2023012067158](https://openairdocs.org/sdr/SWIA2023012067158), Jan 5, 2023: SPLICE PLATE. CORRODED. SPLICE PLATE BETWEEN FAIRINGS 195NL AND 192DL CORRODED. REMOVED AND REPLACED SPLICE PLATE BETWEEN FAIRINGS 195NL AND 192DL REF. AMM 20-10-01.
- [SDR SWIA2023012067157](https://openairdocs.org/sdr/SWIA2023012067157), Jan 4, 2023: ANGLE. CRACKED. COCKPIT FLOOR STRUCTURE FRAME 12 HAS CRACKED CENTER ANGLE CLIP. REMOVED AND REPLACED COCKPIT FLOOR STRUCTURE FRAME 12 CENTER ANGLE CLIP IAW SRM 51-40-08. RESTOR
- [SDR SWIA2023012067156](https://openairdocs.org/sdr/SWIA2023012067156), Jan 4, 2023: ANGLE. CRACKED. COCKPIT FLOOR STRUCTURE FRAME 12 HAS CRACKED L/H ANGLE CLIP. REMOVED AND REPLACED LEFT HAND ANGLE CLIP AT FRAME 12. REF EMB, SRM 51-40-08. SEE CONTIINUATION CAR
- [SDR SWIA2023012067155](https://openairdocs.org/sdr/SWIA2023012067155), Jan 2, 2023: SHEAR TIE. CORRODED. FR 75 SHEAR CLIP AT STGR 28R-29R CORRODED. REMOVED AND REPLACED WITH NEW SHEAR CLIP AT FR 75 BETWEEN STGR 28R-29R. REF SRM 51-40-08. SHEAR CLIP WAS REPLACED WIT
- [SDR SWIA2023012067154](https://openairdocs.org/sdr/SWIA2023012067154), Jan 2, 2023: SHEAR TIE. CORRODED. FR 74 RH CARGO FLOOR SUPPORT SHEAR CLIP AT STGR 29L-29R CORRODED AS MARKED. (C-CHECK RO 1/17/2023) REMOVED AND REPLACED WITH NEW FR 74 LH CARGO FLOOR SUPPORT SH
- [SDR SWIA2023012067153](https://openairdocs.org/sdr/SWIA2023012067153), Jan 2, 2023: SHEAR TIE. CORRODED. FR 74 LH CARGO SHEAR CLIP AT STGR 29L-29R CORRODED. REMOVED AND REPLACED WITH NEW FR 74 LH CARGO FLOOR SUPPORT SHEAR CLIP AT STGR 29L-29R. REF SRM 51-40-08. SHE
- [SDR SWIA2023012067152](https://openairdocs.org/sdr/SWIA2023012067152), Dec 31, 2022: SEAT TRACK. DAMAGED. RH OB LATERAL SEAT TRACK HAS DAMAGE IN 3 SPOTS MARKED IN RED SHARPIE FROM FR23-FR22 REMOVED AND REPLACED RH OB LATERAL SEAT TRACK FR20-FR23 IAW SRM 51-40-08 . S
- [SDR SWIA2023012067151](https://openairdocs.org/sdr/SWIA2023012067151), Dec 31, 2022: SEAT TRACK. DAMAGED. RH OB LATERAL SEAT TRACK HAS DAMAGE IN 13 SPOTS MARKED IN RED SHARPIE FROM FR18-FR20 REMOVED AND REPLACED RH OB LATERAL SEAT TRACKFROM FR18-FR20 REF EMB SRM 51-
- [SDR SWIA2023012067159](https://openairdocs.org/sdr/SWIA2023012067159), Dec 29, 2022: FRAME. CHAFED. L/H AFT PYLON FAIRING FORWARD FRAME CHAFED INTERNALLY. REMOVED AND REPLACED FR 1 ON LH AFT PYLON FAIRING IAW SRM 51-40-02 AND 51-40-08.
- [SDR SWIA202081751819](https://openairdocs.org/sdr/SWIA202081751819), Aug 1, 2020: FLOORBEAM. CORRODED. CORRODED FLOORBOARD SUPPORT ANGLE OTBD OF R/H SEAT TRACK FRAME 16. REMOVED AND REPLACED FLOORBOARD SUPPORT ANGLE O/B OF R-H SEAT TRACK AT FR 16. REF EMB SRM. SE
- [SDR SWIA202081751818](https://openairdocs.org/sdr/SWIA202081751818), Aug 1, 2020: FLOORBEAM. CORRODED. CORRODED FLOORBOARD SUPPORT ANGLE OTBD OF R/H SEAT TRACK @ FRAME 15 (C-CHECK) RO 8/14/2020 REMOVED AND REPLACED FLOORBOARD SUPPORT ANGLE O/B OF R-H SEAT TRACK A
- [SDR SWIA202081751817](https://openairdocs.org/sdr/SWIA202081751817), Aug 1, 2020: SUPPORT. CORRODED. CORRODED FWD R/H SILL BETWEEN FRAMES 12-14 (C-CHECK) RO 8/14/2020 REMOVED AND REPLACED OUT OF LIMITS RH SILL FR12-14 WITH NEW SILL AS REQUIRED REF EMB 175 SRM
- [SDR SWIA202081751804](https://openairdocs.org/sdr/SWIA202081751804), Aug 1, 2020: SEAT TRACK. CORRODED. CORRODED R/H SEAT TRACK BEAM AT FRAME 17 (C-CHECK) REMOVED AND REPLACED RH SEAT TRACK BEAM IN THE FWD WET AREA (FR 17) WITH NEW FACTORY PART. NO CHANGE IN WEGIT
- [SDR SWIA202081751820](https://openairdocs.org/sdr/SWIA202081751820), Jul 31, 2020: FLOOR SUPPORT. BROKEN. L/H FLOOR SUPPORT BROKEN FR.86. REMOVED AND REPLACED LH FLOOR SUPPORT AT FR 86, REF. EMB SRM.
- [SDR SWIA202081751815](https://openairdocs.org/sdr/SWIA202081751815), Jul 31, 2020: GUSSET. CORRODED. CORROSION IN GUSSET L/H BEAM FR.89. REMOVED AND REPLACED GUSSET FOR LH BEAM FR 89 DUE TO OUT OF LIMITS CRITERIA, REF. EMB SRM.
- [SDR SWIA202051814](https://openairdocs.org/sdr/SWIA202051814), Jul 31, 2020: GUSSET. CORRODED. CORROSION IN GUSSET R/H BEAM FR.89. (C-CHECK) RO 8/14/2020 REMOVED AND REPLACED GUSSET ON RH BEAM FR 89, REF. SRM.
- [SDR SWIA202081751813](https://openairdocs.org/sdr/SWIA202081751813), Jul 31, 2020: GUSSET. CORRODED. CORROSION IN GUSSET L/H BEAM FR.90. REMOVED AND REPLACED LH GUSSET AT FR 90 DUE TO 100% MATERIAL LOSS, REF. EMB SRM.
- [SDR SWIA202081751812](https://openairdocs.org/sdr/SWIA202081751812), Jul 31, 2020: STIFFENER. CORRODED. CORROSION IN R/H STIFFENER FR.90-90A. (C-CHECK) RO 8/14/2020 REMOVED AND REPLACED RH STIFFENER FR90-90A REF: EMB SRM. SEE CONTINUATION CARD FOR WORK PERFORMED.
- [SDR SWIA202081751811](https://openairdocs.org/sdr/SWIA202081751811), Jul 31, 2020: STIFFENER. CORRODED. CORROSION IN R/H STIFFENER FR.89-90. REMOVED AND REPLACED RH STIFFENER AT FR 89-90 DUE TO OUT OF LIMITS MATERIAL LOSS, REF. EMB SRM, RESTORED SURFACE PROTECTION
- [SDR SWIA202081751810](https://openairdocs.org/sdr/SWIA202081751810), Jul 31, 2020: BEAM. CORRODED. CORROSION IN R/H BEAM FR.89-90. REMOVED AND REPLACED R/H BEAM BETWEEN FR.89-90 PER SRM
- [SDR SWIA202081751809](https://openairdocs.org/sdr/SWIA202081751809), Jul 31, 2020: BEAM. CORRODED. CORROSION IN R/H BEAM FR.86-89. REMOVED AND REPLACED R/H BEAM FR.86-89 AND RESTORED TOPCOAT TO NEW INSTALLATION. PER SRM
- [SDR SWIA202081751808](https://openairdocs.org/sdr/SWIA202081751808), Jul 31, 2020: GUSSET. CORRODED. CORROSION IN GUSSET R/H BEAM FR.90. REMOVED AND REPLACED GUSSET AT RH BEAM FR 90 DUE TO OUT OF LIMITS MATERIAL LOSS, REF. SRM, RESTORED SURFACE PROTECTION, REF.
- [SDR SWIA202081751807](https://openairdocs.org/sdr/SWIA202081751807), Jul 31, 2020: GUSSET. CORRODED. CORROSION IN R/H O/B GUSSET FR.90. REMOVED AND REPLACED RH OB GUSSET AT FR 90 DUE TO 100% MATERIAL LOSS, REF. EMB SRM.
- [SDR SWIA202081751806](https://openairdocs.org/sdr/SWIA202081751806), Jul 31, 2020: SUPPORT. CORRODED. CORROSION IN R/H O/B SILL FR.88-90. REMOVED AND REPLACED R/H O/B SILL FR.88-90 REF SRM
- [SDR SWIA202081751805](https://openairdocs.org/sdr/SWIA202081751805), Jul 29, 2020: SUPPORT ANGLE. CRACKED. FR 52 SUPPORT ANGLE IS CRACKED THROUGH THE O/B FASTENER FWD OF THE LH MLG WHEEL WELL AREA AS MARKED. REMOVED AND REPLACED CRACKED FR 52 SUPPORT ANGLE FWD OF THE

## 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 S A 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/N174SY/stcs.md

## Related

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

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.