# N199WQ: 2008 Bombardier DHC-8-402 - Status: Valid registration - Airframe: [Bombardier DHC-8-402](https://openairdocs.org/model/bombardier-dhc-8-402) (registry code 1390042, 70 seats) - Engine: [Pratt & Whitney Canada PW150A](https://openairdocs.org/engine/pratt-whitney-canada-pw150a) (registry code 52167) - Data sheets: [TCDS A13NM](https://openairdocs.org/tcds/A13NM) (De Havilland Aircraft of Canada Limited), [TCDS E00062EN](https://openairdocs.org/tcds/E00062EN) (Pratt & Whitney Canada Corp.) (OpenAirDocs) - Serial number: 4199 - Year built: 2008 - Type: Fixed wing multi engine - Engine type: Turbo-prop - Airworthiness: Standard, transport - Airworthiness date: April 9, 2008 - Certificate issued: August 10, 2021 - Expires: August 31, 2028 - Mode S code: A18B9D - Registered owner: [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE) - Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City) - Owner type: Corporation - Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=199WQ - Page: https://openairdocs.org/aircraft/N199WQ 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): 163 in force ### Matched by airframe (Bombardier DHC-8-402) - [AD 2026-11-06](https://openairdocs.org/ad/2026-11-06): Hardware; Standard practices/structures · De Havilland Aircraft of Canada DHC-8-101, DHC-8-102, DHC-8-103 and 9 more. Effective Jul 9, 2026 - [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 2026-08-07](https://openairdocs.org/ad/2026-08-07): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 3, 2026 - [AD 2025-19-05](https://openairdocs.org/ad/2025-19-05): Flight controls · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Oct 31, 2025 - [AD 2025-05-06](https://openairdocs.org/ad/2025-05-06): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Apr 16, 2025 - [AD 2024-22-07](https://openairdocs.org/ad/2024-22-07): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Dec 31, 2024 - [AD 2024-12-06](https://openairdocs.org/ad/2024-12-06): Fuselage · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 21, 2024 - [AD 2024-12-05](https://openairdocs.org/ad/2024-12-05): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 21, 2024 - [AD 2024-08-04](https://openairdocs.org/ad/2024-08-04): Time Limits/Maintenance Checks · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 20, 2024 - [AD 2024-02-02](https://openairdocs.org/ad/2024-02-02): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Mar 21, 2024 - [AD 2023-16-05](https://openairdocs.org/ad/2023-16-05): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Sep 25, 2023 - [AD 2023-07-06](https://openairdocs.org/ad/2023-07-06): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 20, 2023 - [AD 2023-06-03](https://openairdocs.org/ad/2023-06-03): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective May 18, 2023 - [AD 2023-05-01](https://openairdocs.org/ad/2023-05-01): Flight Controls · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Apr 18, 2023 - [AD 2023-01-09](https://openairdocs.org/ad/2023-01-09): Fuel System · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 13, 2023 - [AD 2022-25-06](https://openairdocs.org/ad/2022-25-06): Air Conditioning System · De Havilland Aircraft of Canada DHC-8-402. Effective Jan 23, 2023 - [AD 2022-23-01](https://openairdocs.org/ad/2022-23-01): Fuel · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 13, 2022 - [AD 2022-17-04](https://openairdocs.org/ad/2022-17-04): Fuel System, Time Limits/Maintenance Checks · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 1, 2022 - [AD 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022 - [AD 2022-13-08](https://openairdocs.org/ad/2022-13-08): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 10, 2022 - [AD 2022-11-11](https://openairdocs.org/ad/2022-11-11): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jul 8, 2022 - [AD 2022-11-14](https://openairdocs.org/ad/2022-11-14): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 21, 2022 - [AD 2022-06-15](https://openairdocs.org/ad/2022-06-15): Pneumatic · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective May 10, 2022 - [AD 2022-03-02](https://openairdocs.org/ad/2022-03-02): Wings · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Mar 17, 2022 - [AD 2021-23-02](https://openairdocs.org/ad/2021-23-02): Fire protection · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jan 5, 2022 - [AD 2021-23-03](https://openairdocs.org/ad/2021-23-03): Landing Gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 6, 2021 - [AD 2021-19-11](https://openairdocs.org/ad/2021-19-11): Flight controls · De Havilland Aircraft of Canada DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Nov 18, 2021 - [AD 2021-12-02](https://openairdocs.org/ad/2021-12-02): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 20, 2021 - [AD 2021-11-04](https://openairdocs.org/ad/2021-11-04): Landing Gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 9, 2021 - [AD 2021-10-13](https://openairdocs.org/ad/2021-10-13): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jul 1, 2021 - [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020 - [AD 2020-21-03](https://openairdocs.org/ad/2020-21-03): Doors · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 18, 2020 - [AD 2020-11-13](https://openairdocs.org/ad/2020-11-13): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 14, 2020 - [AD 2020-09-12](https://openairdocs.org/ad/2020-09-12): Stabilizers · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jun 24, 2020 - [AD 2020-02-10](https://openairdocs.org/ad/2020-02-10): Fire protection · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 12, 2020 - [AD 2019-24-12](https://openairdocs.org/ad/2019-24-12): Fuselage · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Feb 3, 2020 - [AD 2019-22-11](https://openairdocs.org/ad/2019-22-11): Main landing gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 9, 2020 - [AD 2019-20-09](https://openairdocs.org/ad/2019-20-09): Wings · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 27, 2019 - [AD 2019-18-05](https://openairdocs.org/ad/2019-18-05): Landing gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 31, 2019 - [AD 2019-15-09](https://openairdocs.org/ad/2019-15-09): Wings · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 19, 2019 - [AD 2018-22-03](https://openairdocs.org/ad/2018-22-03): Stabilizers · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 28, 2018 - [AD 2018-20-18](https://openairdocs.org/ad/2018-20-18): Flight Controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 20, 2018 - [AD 2018-17-17](https://openairdocs.org/ad/2018-17-17): Ice and Rain Protection · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 2, 2018 - [AD 2018-17-09](https://openairdocs.org/ad/2018-17-09): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 25, 2018 - [AD 2018-02-16](https://openairdocs.org/ad/2018-02-16): Doors · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 5, 2018 - [AD 2017-23-01](https://openairdocs.org/ad/2017-23-01): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 19, 2017 - [AD 2017-20-07](https://openairdocs.org/ad/2017-20-07): Fire protection · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 6, 2017 - [AD 2017-19-27](https://openairdocs.org/ad/2017-19-27): Flight controls · Bombardier DHC-8-401 and DHC-8-402. Effective Nov 1, 2017 - [AD 2017-17-02](https://openairdocs.org/ad/2017-17-02): Electrical power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 25, 2017 - [AD 2017-14-02](https://openairdocs.org/ad/2017-14-02): Equipment/furnishings · Bombardier DHC-8-401 and DHC-8-402. Effective Aug 10, 2017 ### Matched by engine (Pratt & Whitney Canada PW150A) - [AD 2020-13-06](https://openairdocs.org/ad/2020-13-06): Turbine Engine Compressor Section · Pratt & Whitney Canada PW150A. Effective Aug 6, 2020 - [AD 2014-15-03](https://openairdocs.org/ad/2014-15-03): Igniter cables and installation of new support brackets · Pratt & Whitney Canada PW150A. Effective Aug 27, 2014 ### Historical (superseded or no longer in force) - [AD 2022-01-02](https://openairdocs.org/ad/2022-01-02) (historical): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 3, 2022 - [AD 2021-25-12](https://openairdocs.org/ad/2021-25-12) (historical): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jan 5, 2022 - [AD 2020-04-20](https://openairdocs.org/ad/2020-04-20) (historical): Fuel · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 4, 2020 - [AD 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019 - [AD 2019-16-09](https://openairdocs.org/ad/2019-16-09) (historical): Flight controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 9, 2019 - [AD 2017-19-09](https://openairdocs.org/ad/2017-19-09) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 24, 2017 - [AD 2016-24-03](https://openairdocs.org/ad/2016-24-03) (historical): Stablizers · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 12, 2017 - [AD 2016-13-14](https://openairdocs.org/ad/2016-13-14) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 20, 2016 - [AD 2015-17-08](https://openairdocs.org/ad/2015-17-08) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 29, 2015 - [AD 2015-14-01](https://openairdocs.org/ad/2015-14-01) (historical): Doors · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 11, 2015 - [AD 2015-10-01](https://openairdocs.org/ad/2015-10-01) (historical): Hydraulic Power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 14, 2015 - [AD 2014-25-01](https://openairdocs.org/ad/2014-25-01) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 16, 2015 - [AD 2014-20-09](https://openairdocs.org/ad/2014-20-09) (historical): Electrical power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 7, 2014 - [AD 2014-05-28](https://openairdocs.org/ad/2014-05-28) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 8, 2014 - [AD 2012-08-11](https://openairdocs.org/ad/2012-08-11) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 29, 2012 - [AD 2011-17-04](https://openairdocs.org/ad/2011-17-04) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 19, 2011 - [AD 2011-18-15](https://openairdocs.org/ad/2011-18-15) (historical): Wings · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 15, 2011 - [AD 2011-15-09](https://openairdocs.org/ad/2011-15-09) (historical): Landing Gear. · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 2, 2011 - [AD 2011-13-08](https://openairdocs.org/ad/2011-13-08) (historical): Flight controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 1, 2011 - [AD 2011-05-14](https://openairdocs.org/ad/2011-05-14) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 25, 2011 - [AD 2010-23-04](https://openairdocs.org/ad/2010-23-04) (historical): Nacelles/Pylons · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 22, 2010 - [AD 2010-13-04](https://openairdocs.org/ad/2010-13-04) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 28, 2010 - [AD 2009-09-02](https://openairdocs.org/ad/2009-09-02) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 6, 2009 - [AD 2008-09-24](https://openairdocs.org/ad/2008-09-24) (historical): Critical Design Configuration Control Limitations (CDCCL) · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jun 6, 2008 - [AD 2007-22-09](https://openairdocs.org/ad/2007-22-09) (historical): Main landing gear (MLG) system · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 14, 2007 All 188: https://openairdocs.org/aircraft/N199WQ/ads.md ## Information bulletins (advisory) (1 in force) - [SAIB NM-11-52](https://openairdocs.org/saib/NM-11-52): Flight Controls: Stabilizer Control System. Issued Aug 31, 2011 ## NTSB investigations None matched to N199WQ. ## FAA accident and incident reports None matched to N199WQ. ## Service difficulty reports (17) 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 NSVA20120316477](https://openairdocs.org/sdr/NSVA20120316477), Mar 16, 2012: DOOR SEAL. DAMAGED. WHILE DESCENDING THE AIRCRAFT DEPRESSURIZED AROUND 10,000FT. NO EMERGENCY DECLARED, NORMAL LANDING WAS MADE. MX FOUND DAMAGE TO CARGO DOOR. MX REMOVED AND REPLA - [SDR NSVA2011415](https://openairdocs.org/sdr/NSVA2011415), Jan 26, 2012: PCU. MALFUNCTIONED. FLIGHT 4911 PIT EWR ON AIRCRAFT 199WQ DECLARED AND EMERGENCY DUE TO NR 2 PROP OVER SPEED. QUICK REFERENCE MANUAL REQUIRED AN ENGINE SHUTDOWN. THE CREW WAS AT 70 - [SDR NSVA2011360](https://openairdocs.org/sdr/NSVA2011360), Dec 25, 2011: UNKNOWN. MALFUNCTIONED. FLT 4930 YHZ-EWR A/C 783 / 199Q ABORTED TAKEOFF DUE TO MX (NR 1 ENG TORQUE REACHED 96 PERCENT). - [SDR NSVA2011256](https://openairdocs.org/sdr/NSVA2011256), Oct 14, 2011: ENGINE. MALFUNCTIONED. AIR RETURN, EMERGENCY DECLARED, LOW OIL PRESSURE, RIGHT ENGINE SHUT DOWN. ACFT LANDED SAFELY AND WAS TOWED BACK TO GATE. ENGINE CHANGED. - [SDR NSVA2011170](https://openairdocs.org/sdr/NSVA2011170), Jul 23, 2011: WINDSHIELD. CRACKED. AT 15000 FT, 10 MILES WEST OF GUSTI INTERSECTION PILOT REPORTED CRACK ON CAPT SIDE WINDSHIELD. CREW RAN CHECKLIST AND RETURNED TO IAH. NO EMERGENCY WAS DECLARED - [SDR NSVA2010238](https://openairdocs.org/sdr/NSVA2010238), Dec 26, 2010: UNKNOWN. MALFUNCTIONED. GEAR UNSAFE LIGHT ILLUMINATED IN FLIGHT AND LEFT MLG DOORS CYCLED THREE TIMES. NO FAULT CODES IN PSEU. FERRIED TO ALB FOR GEAR SWINGS. ALB MAINTENANCE PERFORMED - [SDR NSVA2010212](https://openairdocs.org/sdr/NSVA2010212), Nov 20, 2010: SELECTOR VALVE. MALFUNCTIONED. A REPOSITION FLIGHT RETURNED TO FIELD DUE TO LEFT MLG INDICATION UNSAFE FOR 10+ SECONDS. REPLACED SELECTOR VALVE, AND GEAR SELECTOR HANDLE IAW BBD. - [SDR NSVA2010190](https://openairdocs.org/sdr/NSVA2010190), Oct 20, 2010: CONNECTOR. DIRTY. RETURNED TO GATE BEFORE TAKEOFF DUE TO POWERPLANT MESSAGE. CLEANED THE FADEC CONNECTORS ALONG WITH THE PECU CONNECTORS PER THE MANUAL. MX PERFORMED THE RUNS, OP - [SDR NSVA2010174](https://openairdocs.org/sdr/NSVA2010174), Sep 28, 2010: AILERON. DAMAGED. PERFORMED PERM REPAIR FOR LIGHTNING DAMAGE TO TRAILING EDGE OF LT AILERON S/N 4199 IAW TD 400-57-10-13. - [SDR NSVA201086](https://openairdocs.org/sdr/NSVA201086), May 27, 2010: PROXIMITY SENSOR. UNSERVICEABLE. AT LEAST 5 TIMES DURING FLIGHT, THE GEAR HANDLE UNSAFE LIGHT AND THE RIGHT RED LANDING GEAR LIGHT FLASHED INTERMITTENTLY. FOUND 3 MLG DOWNLOCK PROX SENSORS TO H - [SDR NSVA201084](https://openairdocs.org/sdr/NSVA201084), May 25, 2010: PSEU. MALFUNCTIONED. IN FLIGHT INTERMITTENT ILLUMINATION OF LANDING GEAR UNSAFE LIGHT IN LANDING GEAR HANDLE. ALL ILLUMINATIONS WERE NOT ACCOMPANIED BY OTHER LIGHTS EXCEPT THE LAST - [SDR NSVA201071](https://openairdocs.org/sdr/NSVA201071), Apr 16, 2010: COFFEEMAKER. CONTAMINATED. DEBRIS LODGED BEHIND COFFEEMAKERS PRODUCING "BURNING" SMELL WHEN COFFEEMAKERS IN USE. REMOVED TRASH FROM BEHIND COFFEEMAKERS. - [SDR NSVA201062](https://openairdocs.org/sdr/NSVA201062), Mar 15, 2010: WARNING SYSTEM. ACTIVATED. ON TAKEOFF ROLL, CREW NOTICED BLEED HOT INDICATIONS LIGHT. CREW ABORTED TAKEOFF AND RETURNED TO GATE. OPERATIONALLY CHECKS GOOD. - [SDR NSVA2009066](https://openairdocs.org/sdr/NSVA2009066), Dec 2, 2009: SELECTOR VALVE. DIRTY. CAPTAIN EXECUTED GO AROUND DUE TO UNSAFE GEAR INDICATION / ALT GEAR EXTENSION USED. AIRCRAFT LANDED SAFELY IN EWR AND MX CALLED TO AIRCRAFT. T/S TO SELECTOR VAL - [SDR NSVA2009005](https://openairdocs.org/sdr/NSVA2009005), Jan 23, 2009: WARNING LIGHT. ILLUMINATED. 15 MILES OUT OF 050, RIGHT PEC LIGHT ILLUMINATED. CREW CONDUCTED PRECAUTIONARY RIGHT ENGINE SHUTDOWN. - [SDR NSVA2009002](https://openairdocs.org/sdr/NSVA2009002), Jan 21, 2009: PROPELLER. OVERSPEED. IN CLIMB-OUT AROUND 9500 FT WITH BOTH POWER LEVERS IN RATING DETENT AND BOTH CONDITION LEVERS IN 850 WITH MCL SELECTED, NR 2 PEC FAIL LIGHT ILLUMINATED AND PROP - [SDR NSVA2008047](https://openairdocs.org/sdr/NSVA2008047), Dec 17, 2008: DOOR. UNSECURE. RIGHT SERVICE DOOR ILLUMINATED INFLIGHT AT 12000 FT. NO LOSS OF CABIN PRESSURE. EMERGENCY WAS DECLARED. RESECURED AFT SERVICE DOOR IAW AMM 52-41-00. NO DISCREPA ## STCs that may be installed (OpenAirDocs) (65, 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 (Bombardier DHC-8-402) - [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc - [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems - [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 ST03220CH](https://openairdocs.org/stc/ST03220CH): Installation of an advertisement container on the bottom of a seat back tray table. Atin OOH LLC - [STC ST03308CH](https://openairdocs.org/stc/ST03308CH): Installation of Printed Advertising onto cabin interior surfaces. Atin OOH LLC - [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc - [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 ST01255SE](https://openairdocs.org/stc/ST01255SE): Installation of a center console extended fairing. Metal Innovations Inc. dba MII Aero - [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH - [STC ST00215IB](https://openairdocs.org/stc/ST00215IB): Installation of saf-Tglo ECO Photoluminescent Aisle Path Marking Systems. STG AEROSPACE GERMANY GmbH - [STC ST03424CH](https://openairdocs.org/stc/ST03424CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC - [STC ST02311AT](https://openairdocs.org/stc/ST02311AT): Installation of Saf-T-Glo Inc photoluminescent floor proximity emergency escape path marking system (FPEEPMS). STG Aerospace Inc - [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 ST00109IB](https://openairdocs.org/stc/ST00109IB): Installation of the Flight Compartment Stowage Box. Infinion Certification Engineering Inc - [STC ST04809NY](https://openairdocs.org/stc/ST04809NY): Conversion of a DHC-8-402 aircraft into a Airtanker for the aerial dispensing of liquids with the addition of an external retardant tank system operated under the restricted category. Conair Group Inc - [STC ST00098IB](https://openairdocs.org/stc/ST00098IB): Introduction of ADS-B Out. STC Twenty One Limited - [STC ST00886NY](https://openairdocs.org/stc/ST00886NY): Installation of Flight Deck Manual Stowage Box, in accordance with Aero Consulting Services Modification Data Summary Number B78600, Revision H, dated November 9, 2006, or later TCCA approved revision. B/E Aerospace Limited - [STC ST01689WI](https://openairdocs.org/stc/ST01689WI): Installation of Crane Aerospace & Electronics SmartStem Wireless Tire Pressure Sensing System. ELDEC Corporation - [STC ST04676NY](https://openairdocs.org/stc/ST04676NY): Installation of Ground Recognition Lights. 365 Aerospace DDS Limited - [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc - [STC ST02635LA](https://openairdocs.org/stc/ST02635LA): Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC - [STC ST04372NY](https://openairdocs.org/stc/ST04372NY): Installation of saf-Tglo® SSUL23 Photoluminescent Aisle Path Marking System. STG Aerospace Ltd - [STC ST01900WI](https://openairdocs.org/stc/ST01900WI): Heated (LH) Side Canopy Window Assembly replacement installation. Lee Aerospace Inc - [STC ST04378NY](https://openairdocs.org/stc/ST04378NY): Installation of the AFIRS 228 Automatic Flight Information and Reporting System. FLYHT Aerospace Solutions Ltd - [STC ST02707LA](https://openairdocs.org/stc/ST02707LA): Installation of seat cushions and covers. Flight Interiors Ltd - [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 ST09858AC](https://openairdocs.org/stc/ST09858AC): Replacement of certain OEM pneumatic deicer boots. SMR Technologies Inc - [STC ST00790DE](https://openairdocs.org/stc/ST00790DE): Installation of BendixKing CAS 67B Traffic Alert and Collision Avoidance System (TCAS) II Version 7.1. Peregrine - [STC ST04311CH](https://openairdocs.org/stc/ST04311CH): Installation of Goodrich de-icer boots on the engine inlet. Goodrich Corp - [STC ST04125NY](https://openairdocs.org/stc/ST04125NY): Installation of transponder and ADS-B Out upgrade. Fokker Services B.V - [STC ST04121NY](https://openairdocs.org/stc/ST04121NY): Installation of Replacement Overhead Bins. GAL Aviation - [STC ST01862WI](https://openairdocs.org/stc/ST01862WI): Window Assembly Side Canopy (RH) replacement installation. Lee Aerospace, Inc - [STC ST03247NY](https://openairdocs.org/stc/ST03247NY): Replacement of existing Main, Auxiliary and Standby batteries with new 43 AH batteries. SAFT America - [STC ST04213CH](https://openairdocs.org/stc/ST04213CH): Installation of FANS 1/A+ capable datalink communication system. Innoviator LLC - [STC ST03030NY](https://openairdocs.org/stc/ST03030NY): Tail Navigation Light Upgrade. B/E Aerospace Limited - [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 ST02780CH](https://openairdocs.org/stc/ST02780CH): Installation of ATC Transponders with ADS-B Capability, LPV Approach Adapter, and FMS Upgrade. Canard Aerospace Corporation - [STC ST03820NY](https://openairdocs.org/stc/ST03820NY): Installation of Photo-luminescent Aisle Path Marking System. EcoTech Innovation Business Park - [STC ST01872SE](https://openairdocs.org/stc/ST01872SE): Installation of lightweight window plug; manufactured and installed. LiteAir Aviation Products Inc - [STC ST03773NY](https://openairdocs.org/stc/ST03773NY): The installation of photoluminescent emergency floor path marking system guideline. Lufthansa Technik AG - [STC ST09859AC](https://openairdocs.org/stc/ST09859AC): Installation of a SkyTender Beverage Trolley. ASIG LLC - [STC ST03700NY](https://openairdocs.org/stc/ST03700NY): Installation of the Class 2 Electronic Flight Bag provisions. Fokker Services B.V - [STC ST03553NY](https://openairdocs.org/stc/ST03553NY): Installation, provisions for passenger life vest. B/E Aerospace Limited - [STC ST00351BO](https://openairdocs.org/stc/ST00351BO): Installation of Light-Emitting Diode (LED) Stair Lamps. Downey Corporation - [STC ST03456NY](https://openairdocs.org/stc/ST03456NY): Installation of Latitude Skynode S200. Latitude Technologies Corporation - [STC ST03129NY](https://openairdocs.org/stc/ST03129NY): Installation of a SkyTrac Flight Following / Satcom system. SkyTrac Systems Ltd - [STC ST11053SC](https://openairdocs.org/stc/ST11053SC): The installation of a Pratt & Whitney Flight Data Acquisition, Storage and Transmission System (FAST). Pratt & Whitney Engine Services Inc - [STC ST03170NY](https://openairdocs.org/stc/ST03170NY): Installation of navAero Universal Aircraft Interface Device and Display Mounts. Delta Engineering Corporation All 65: https://openairdocs.org/aircraft/N199WQ/stcs.md ## Related - Other Bombardier DHC-8-402 aircraft: https://openairdocs.org/model/bombardier-dhc-8-402/aircraft.md - The Pratt & Whitney Canada PW150A engine: https://openairdocs.org/engine/pratt-whitney-canada-pw150a.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.