# N794CP: 2007 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: 4164 - Year built: 2007 - Type: Fixed wing multi engine - Engine type: Turbo-prop - Airworthiness: Standard, transport - Airworthiness date: July 31, 2007 - Certificate issued: September 5, 2019 - Expires: September 30, 2029 - Mode S code: AAC721 - Registered owner: [Conocophillips Alaska Inc](https://openairdocs.org/faa-owner/CONOCOPHILLIPS%20ALASKA%20INC) - Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage) - Owner type: Corporation - Owner's area on the map: 61.1637° N, 149.9966° W: Placed by OpenAirDocs at the center of ZIP code 99502, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=794CP - Page: https://openairdocs.org/aircraft/N794CP 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/N794CP/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 N794CP. ## FAA accident and incident reports None matched to N794CP. ## Service difficulty reports (35) 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 SROM20260402002](https://openairdocs.org/sdr/SROM20260402002), Apr 2, 2026: SPINNER. WORN. UPON APPROACH INTO PAKU IT WAS IDENTIFIED BY THE FLIGHT MECHANIC ONBOARD THAT THE NR 2 SPINNER SEEMED OFF OF CENTER AND HAD MORE MOVEMENT DURING ROTATION THAN T - [SDR SROM202404160001](https://openairdocs.org/sdr/SROM202404160001), Apr 16, 2024: DITCHING DAM. STIFF. DITCHING DAM AT FORWARD PASSENGER DOOR IS DIFFICULT TO DEPLOY. AFT EDGE OF DAM CATCHES ON OVERHEAD BIN. ADJUSTED END CAP OF OVERHEAD BIN BEHIND DITCHING DAM TO - [SDR SROM202312220001](https://openairdocs.org/sdr/SROM202312220001), Dec 22, 2023: WIRE HARNESS. MISROUTED. PILOT WAS UNABLE TO MAKE LEFT RUDDER INPUT DURING TAXI FOR DEPARTURE. AIRCRAFT RETURNED TO GATE FOR MAINTENANCE. MAINTENANCE PERFORMED INSPECTION OF THE PILOT A - [SDR SROM2023100200023](https://openairdocs.org/sdr/SROM2023100200023), Oct 2, 2023: UNKNOWN. CRACKED. CRACK DAMAGE TO UPPER CHANNEL OF RH WING TO FUSELAGE (ARMPIT) FAIRING SUPPORT STRUCTURE AT STA X400 AND Z173.0. - [SDR SROM20221130001](https://openairdocs.org/sdr/SROM20221130001), Nov 30, 2022: SELECTOR VALVE. STUCK. MANUAL GEAR EXTENSION DOOR WILL NOT FULLY OPEN. CLEANED AND LUBRICATED EXPOSED SURFACE OF THE SELECTOR VALVE. OPS CHECKS GOOD. NOTE THE OAT WHEN THIS HAPPED WAS - [SDR SROM110220223](https://openairdocs.org/sdr/SROM110220223), Nov 2, 2022: NONE. CHAFED. CHAFING DAMAGE ON RH INBOARD FLAP, OUTBOARD WING TANK CAN (P/N 85714630-004. DAMAGE IS BEYOND MANUFACTURES LIMITS; PART REQUIRES REPLACEMENT. - [SDR SROM110220222](https://openairdocs.org/sdr/SROM110220222), Nov 2, 2022: NONE. CRACKED. LH NACELLE EXHAUST SHROUD SPRING CLIPS CRACKED AT 2 LOCATIONS (P/N 8Z9029-103). CRACKS ARE OUTSIDE OF MANUFACTURES LIMITS REQUIRING PART REPLACEMENT. - [SDR SROM110220221](https://openairdocs.org/sdr/SROM110220221), Nov 2, 2022: STRINGER FITTING. CORRODED. STRINGER FITTING WITH CORROSION DAMAGE AND HOLE ELONGATION BEYOND MANUFACTURES PUBLISHED LIMITS. - [SDR SROM2022101002](https://openairdocs.org/sdr/SROM2022101002), Oct 10, 2022: FRAME. CORRODED. CORROSION DAMAGE ON FUSELAGE FRAME UPPER WEB AND CAP. DAMAGE IS BEYOND MANUFACTURES PUBLISHED LIMITS. DAMAGE AT STA. X32.400 STRINGERS 30P AND 30S. PART NUMBERS - [SDR SROM101020221](https://openairdocs.org/sdr/SROM101020221), Oct 10, 2022: INTERCOSTAL. CORRODED. CORROSION DAMAGE ON STRINGER INTERCOSTAL AT STATION X100.800 - X116.00 STRINGER 24S. DAMAGE BEYOND MANUFACTURES PUBLISHED LIMITS. - [SDR SROM09272022](https://openairdocs.org/sdr/SROM09272022), Sep 27, 2022: DOOR FRAME. DAMAGED. SCORING DAMAGE O THE FORWARD BAGGAGE DOOR AFT FRAME THAT IS BEYOND MANUFACTURES LIMITATIONS. - [SDR SROM091801](https://openairdocs.org/sdr/SROM091801), Sep 20, 2022: SUPPORT. CORRODED. CORROSION DAMAGE BEYOND MANUFACTURES PUBLISHED LIMITS. CORROSION ON FORWARD WARDROBE SUPPORT STRUCTURE. 11.4" AFT OF STA. -18.250 AND 2.85" FORWARD OF STA. 1.0. - [SDR SROM0918202202](https://openairdocs.org/sdr/SROM0918202202), Sep 19, 2022: NONE. CORRODED. CORROSION DAMAGE BEYOND MANUFACTURER’S PUBLISHED LIMITS. CORROSION DAMAGE ON FUSELAGE FRAME UPPER WEB AND CAP. PN: 85329152-103(LH) AND 85329256-101(RH). - [SDR SROM091220223](https://openairdocs.org/sdr/SROM091220223), Sep 12, 2022: NONE. CORRODED. GOUGE DAMAGE PAST MANUFACTURER LIMITS ON LOWER RH FUSELAGE SKIN PN 85337133-109. - [SDR SROM0912202202](https://openairdocs.org/sdr/SROM0912202202), Sep 12, 2022: NONE. CORRODED. CORROSION DAMAGE BEYOND MANUFACTURES PUBLISHED LIMITS. RH LOWER FRAME AND SILL. - [SDR SROM020201300020](https://openairdocs.org/sdr/SROM020201300020), Feb 13, 2020: FLOOR SUPPORT. CORRODED. REFERENCE KF AERO WO. 1000072826. FLOOR RAIL AT STA. X-39.00 TO 10.5 STR. 23 RBL 8 CORRODED BEYOND LIMITS. FLOOR RAIL WAS REPLACED WITH NEW PURCHASED PART IAW Q - [SDR SROM2020120020](https://openairdocs.org/sdr/SROM2020120020), Feb 12, 2020: STRINGER SPLICE. CORRODED. REFERENCE KF AERO WO. 1000074504. STRINGER SPLICE AT STA. X32 – X47 LH STR. 31 IS CORRODED BEYOND LIMITS. FABRICATED AND INSTALLED NEW STRINGER SPLICE IAW DHC-8 - [SDR SROM202001302005](https://openairdocs.org/sdr/SROM202001302005), Jan 30, 2020: FUEL LINE. OUT OF POSITION. FUEL PIPE TOO CLOSE TO STRUCTURE AT 2 PLACES, LT YW 8.68 AND 25.265 IAW AMM PART 2, PSM 1-84-2 SECTION, 28-10-00-280-811, SUBTASK 28-10-00-210-019 (B). FUEL LIN - [SDR SROM20200130205](https://openairdocs.org/sdr/SROM20200130205), Jan 30, 2020: MOUNT FITTING. CRACKED. CRACKED DOOR SHELL MOUNT FITTING ON L1 DOOR STAIRS. FITTING REPLACED WITH NEW IAW SRM 51-10-00, PARAGRAPH 2, SECTION 3, REV 19, AND SRM 51-41-05. - [SDR SROM20200130204](https://openairdocs.org/sdr/SROM20200130204), Jan 30, 2020: BRACKET. CRACKED. REFERENCE WO. 1000078407. REPLACED BROKEN/CRACKED RH PYLON BRACKET FORWARD OF O/B LUG FITTING IN ACCORDANCE WITH DHC-8-400 SRM 51-10-00 PARAGRAPH 2 SECTION 3 RE - [SDR SROM202001302003](https://openairdocs.org/sdr/SROM202001302003), Jan 30, 2020: STRUCTURE. CORRODED. CORROSION ON Z SECTION AT STA. X32 LBL 38 UNDER FLOOR US BEYOND LIMITS. Z SECTION REPLACED WITH MANUFACTURED PART IAW DHC-8-400 SRM 53-20-43, ITEM 211, AND 51-2 - [SDR SROM202001302002](https://openairdocs.org/sdr/SROM202001302002), Jan 30, 2020: STRINGER CLIP. CORRODED. STRINGER CLIP AT BS 47 STRINGER 30L BELOW FLOOR WAS CORRODED. THE STRINGER CLIP WAS REPLACED IAW SRM 51-10-00-00-01, SECTION 2, SUB SECTION 3, RE. 19. - [SDR SROM202001302001](https://openairdocs.org/sdr/SROM202001302001), Jan 30, 2020: BRACKET. CORRODED. REFERENCE WO. 1000076529. CORRODED MOUNT BRACKET REQUIRES REPLACEMENT AT FORWARD SIDE OF STAIRS L1 DOOR. BRACKET PN: 85217097-101 REPLACED IAW DHC-8-400 SRM 51- - [SDR SROM2020013020](https://openairdocs.org/sdr/SROM2020013020), Jan 30, 2020: BRACKET. CRACKED. REPLACE BROKEN AND CRACKED LT PYLON BRACKET FWD OF O/B LUG FITTING YW STA. 155.20. REPLACED WITH NEW IAW DRAWING NO. 85404001 REV. A AND SRM 51-42-05 REV. 19. - [SDR SROM202001292004](https://openairdocs.org/sdr/SROM202001292004), Jan 29, 2020: SUPPORT. CORRODED. CORROSION BEYOND ALLOWABLE LIMITS ON AFT CARGO SILL PIECE CONNTECTED TO AFT 1 FRAME STA. X783.102 STR. 24. FABRICATED AND INSTALLED REPLACMENT PART FOLLOWING Q4 - [SDR SROM20200129203](https://openairdocs.org/sdr/SROM20200129203), Jan 29, 2020: SCUFF PLATE. CORRODED. FWD BAGGAGE DOOR HAS CORROSION IN SILL AREA THAT IS BEYOND MANUFACTURES LIMITS. FABRICATED AND INSTALLED REPLACEMENT PART AT STA. 32 - 41 RH SIDE FOLLOWING BOMB - [SDR SROM20200129003](https://openairdocs.org/sdr/SROM20200129003), Jan 29, 2020: FITTING. CORRODED. EXFOLIATION CORROSION ON FWD LAV FLOOR AT DOOR ENTRYWAY (SILL PLATE FLOOR FITTING). REPLACED EXTRUSION ON FLOOR AT DOOR ENTRYWAY. PART NUMBER 9701029-5. WORK AC - [SDR SROM20200129002](https://openairdocs.org/sdr/SROM20200129002), Jan 29, 2020: SCUFF PLATE. CORRODED. CORROSION UNDER DOOR SCUFF PLATE L2 DOOR STA. 697.600 STR. 23. REMOVED CORROSION AND REMAINING THISCKNESS IS BEYOND LIMITS IN SRM. SCUFF PLATE REPALACED WITH NE - [SDR SROM20200128001](https://openairdocs.org/sdr/SROM20200128001), Jan 28, 2020: SUPPORT. CORRODED. CORROSION FOUND ON FLOOR STRUCTURE BS 783, LBL 20, IN THE AFT CARGO BAY, WAS FOUND TO BE BEYOND ALLOWABLE LIMITS IAW SRM. INSTALLED NEW PARTS IAW SRM REV. 19 51 - [SDR SROM2020012620](https://openairdocs.org/sdr/SROM2020012620), Jan 26, 2020: SEAT TRACK. CORRODED. SEAT TRACK IN THE MAIN CABIN BS 216 +10 - 584.5 +10, LBL 9.25 WAS FOUND CORRODED OUT OF SRM LIMITS. REPAIRED IAW SRM 51-40-10, 51-40-15, AND 51-42-05, REV. 19. - [SDR SROM2019121305](https://openairdocs.org/sdr/SROM2019121305), Dec 13, 2019: STIFFENER. CRACKED. CRACKS ON STIFFENERS (X3) ON BODY ACCESS PANEL #262AT. REPLACED WITH NEW FABRICATED PARTS IAW Q400 SRM 51-42-05 AND 51-24-35 REV. 19 AND DHC DWG. # 85357339 REV - [SDR SROM2019121241644](https://openairdocs.org/sdr/SROM2019121241644), Dec 12, 2019: SEAT TRACK. CORRODED. LIGHT CORROSION ON SEAT TRACK RAIL (FLOOR RAIL) FS 10.5 TO FS 102.5 RBL 9.25. FOUND CORROSION BEYOND LIMITS IAW Q400 SRM. REPLACED FLOOR RAIL WITH NEW PART. - [SDR SROM2019121241643](https://openairdocs.org/sdr/SROM2019121241643), Dec 12, 2019: SCUFF PLATE. CORRODED. CORROSION UNDER DOOR SCUFF PLATE L2 DOOR STA. 697.600 STR. 23 ON MULTIPLE FASTENENR HOLES. CORROSION BEYOND SRM LIMITS, REPLACEMENT REQUIRED. - [SDR SROM2019121146402](https://openairdocs.org/sdr/SROM2019121146402), Dec 11, 2019: ANGLE. CORRODED. CORROSION ON FLOOR STRUCTURE STA 783 LBL 20 AFT CARGO PIT. PART REPLACEMENT REQUIRED. - [SDR SROM201912114164](https://openairdocs.org/sdr/SROM201912114164), Dec 11, 2019: STIFFENER. CRACKED. CRACKS ON STIFFENERS EXTENDING FROM END FASTENERS ON FUSELAGE TO BODY ACESS PANEL 262HT. ## 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/N794CP/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.