# N904HD: 2019 Textron 680A - Status: Valid registration - Airframe: [Textron 680A](https://openairdocs.org/model/textron-680a) (registry code 2076814, 10 seats) - Engine: [Pratt & Whitney Canada PW306D1](https://openairdocs.org/engine/pratt-whitney-canada-pw306d1) (registry code 51850) - Data sheets: [TCDS T00012WI](https://openairdocs.org/tcds/T00012WI) (Textron Aviation Inc.), [TCDS E35NE](https://openairdocs.org/tcds/E35NE) (Pratt & Whitney Canada Corp.) (OpenAirDocs) - Serial number: 680A0204 - Year built: 2019 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: June 27, 2019 - Certificate issued: February 13, 2025 - Expires: February 29, 2032 - Mode S code: AC7EBB - Registered owner: [Hdr Construction Control Corp](https://openairdocs.org/faa-owner/HDR%20CONSTRUCTION%20CONTROL%20CORP) - Location: [Omaha, NE](https://openairdocs.org/faa-place/NE/Omaha) - Owner type: Corporation - Owner's area on the map: 41.2388° N, 96.0023° W: Placed by OpenAirDocs at the center of ZIP code 68106, 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=904HD - Page: https://openairdocs.org/aircraft/N904HD 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): 3 in force ### Matched by airframe (Textron 680A) - [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 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 2018-07-13](https://openairdocs.org/ad/2018-07-13): Landing Gear · Textron 510, 680 and 680A. Effective May 15, 2018 ### Matched by engine (Pratt & Whitney Canada PW306D1) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N904HD. ## FAA accident and incident reports None matched to N904HD. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## Service difficulty reports on N904HD not matched to an aircraft (23) They name N904HD, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR 9JLA2022090120106](https://openairdocs.org/sdr/9JLA2022090120106), May 4, 2022: WINDSHIELD. DEFECTIVE. FLIGHT CREW REPORTED THAT A RIGHT WINDSHIELD HEAT FAULT CAS MESSAGE (WHITE) IS ILLUMINATED AFTER SYSTEM IS ACTIVATED. THIS AIRCRAFT WAS GROUNDED FOR AN EXTENDED - [SDR 9JLA2021081620341](https://openairdocs.org/sdr/9JLA2021081620341), Aug 7, 2021: WINDSHIELD. DELAMINATED. FLIGHT CREW REPORTED THE PILOTS SIDE WINDSCREEN DELAMINATING. THE MAINTENANCE VENDOR REMOVED THE WINDSCREEN AND INSTALLED NEW. OPERATIONS CHECKS OK, AIRCRAFT WA - [SDR 9JLA2021052720336](https://openairdocs.org/sdr/9JLA2021052720336), May 24, 2021: SIGNAL COND UNIT. DEFECTIVE. THE FLIGHT CREW REPORTED A WHITE "FUEL QUANTITY FAULT" MESSAGE ON THE EICAS. THE MAINTENANCE TEAM TROUBLESHOT AND DETERMINED THAT THE FUEL SIGNAL CONDITIONER WA - [SDR 9JLA2015060203922](https://openairdocs.org/sdr/9JLA2015060203922), Jun 1, 2015: ALTIMETER. FAULTY. THE CREW REPORTED THAT THE STAND-BY ALT WAS NOT VIBRATING. TOTAL TIME ON STAND-BY ALTIMETER 53.8 HRS. PN 16650-114, SN 17353. THE DEFECTIVE UNIT WAS REMOVED & A - [SDR 9JLA2015060203918](https://openairdocs.org/sdr/9JLA2015060203918), May 13, 2015: BRACKET. DAMAGED. DURING THE POST FLIGHT INSPECTION, THE FLIGHT CREW DISCOVERED THAT THE BRACKET & ROD CONNECTING THE LT MLG DOOR TO THE LT MLG WAS DAMAGED & BROKEN. THE DAMAGE L - [SDR 9JLA2015060203914](https://openairdocs.org/sdr/9JLA2015060203914), Apr 1, 2015: SELECTOR SWITCH. DEFECTIVE. THE FLIGHT CREW REPORTED THAT DURING THE APPROACH FOR LANDING WHEN THE GEAR WAS SELECTED DOWN THE LG DID NOT EXTEND, 3 WHITE GEAR LIGHTS, BUT NO GREEN LIGHTS. O - [SDR 9JLA2014091003904](https://openairdocs.org/sdr/9JLA2014091003904), Jul 7, 2014: COMPUTER. FAULTY. A RT STALL WARNING FAIL CAS MSG INTERMITTENTLY BEING DISPLAYED DURING FLIGHT. THE CREW COMPLETED THE REQUIRED CHECKLIST ITEMS, BUT CORRECTIVE ACTIONS DIDN'T COR - [SDR 9JLA20140617001](https://openairdocs.org/sdr/9JLA20140617001), Jun 10, 2014: HYDRAULIC LINE. RUPTURED. JUST FINISHED UP POST MX AIRFRAME & ENG CHECKS & WERE TAXIING BACK ONTO THE FBO RAMP FROM THE RUNUP AREA WHEN THEY HEARD A HYD PUMP CAVITATE & NOTED PRESS LOSS - [SDR 9JLA201404073098](https://openairdocs.org/sdr/9JLA201404073098), Feb 10, 2014: WIRE HARNESS. DEFECTIVE. CREW REPORTED THAT THE NOSE WHEEL STEERING FAILED ON TAXI. THE STEERING COULD BE RESET, BUT WOULD NOT STAY ENGAGED. TROUBLESHOOTING FOUND THE NOSE WHEEL STEERIN - [SDR 9JLA201402173098](https://openairdocs.org/sdr/9JLA201402173098), Feb 10, 2014: WIRE HARNESS. DEFECTIVE. CREW REPORTED THAT THE NOSE WHEEL STEERING SYS HAD BEEN INTERMITTENT ON A FEW LEGS. ON THIS THIS LAST LEG DURING TAXI OUT FOR TAKEOFF THE STEERING WOULD NOT STA - [SDR 9JLA201401153095](https://openairdocs.org/sdr/9JLA201401153095), Dec 14, 2013: COMPUTER. DEFECTIVE. DURING PREFLIGHT OPERATIONS IT WAS DISCOVERED THAT THE RT STALL WARNING SYS HAD FAILED. THE DEFECTIVE DUAL STALL WARNING COMPUTER SN 283 WAS REMOVED & AN INSPEC - [SDR 9JLA2013092300898](https://openairdocs.org/sdr/9JLA2013092300898), Sep 13, 2013: PCB. DEFECTIVE. THE FLIGHT CREW REPORTED THAT AFTER THE NR 2 ENGINE WAS STARTED AND THE GENERATOR WAS ON-LINE. NR 2 GENERATOR WAS INDICATION HIGH VOLTAGE. TROUBLESHOOTING FOUND - [SDR 9JLA1206201300893](https://openairdocs.org/sdr/9JLA1206201300893), Jun 8, 2013: FLEX LINE. LEAKING. DURING CLIMB AT FL310 WITH OAT -20C AND ANTI-ICE ON IN IMC CONDITIONS, THE RED CAS MESSAGE "WING/STAB LEAK" APPEARED. THE CHECKLIST WAS RUN AND THE MESSAGE WENT - [SDR 9JLA20120716QFKH](https://openairdocs.org/sdr/9JLA20120716QFKH), Jun 10, 2012: DRIVE UNIT. DEFECTIVE. THE CREW REPORTED THAT DURING APPROACH TO LANDING THE FLAPS WOULD FAIL BETWEEN 30 DEGREES AND 40 DEGREES. EXTENSIVE TROULESHOOTING UNDER THE GUIDENCE OF TECH SU - [SDR 9JLA2012071600799](https://openairdocs.org/sdr/9JLA2012071600799), Apr 23, 2012: FUEL CONTROL. LEAKING. CREW REPORTED THE NR 2 ENGINE FUEL CONTROL IS LEAKING WITH THE APU RUNNING. THE LEAKING FUEL CONTROL WAS REMOVED AND A O/H FUEL CONTROL WAS INSTALLED ONTO ENGIN - [SDR 9JLA2012032200793](https://openairdocs.org/sdr/9JLA2012032200793), Mar 17, 2012: WIRE. BROKEN. DURING APPROACH, FLAPS WOULD NOT EXTEND PAST 20 DEGREES. AFTER LANDING, FLAPS STILL FAILED TO RETRACT. TROUBLESHOOTING REVEALED HYD FLUID LEAKING FROM FLAP POWE - [SDR 9JLA2012031300791](https://openairdocs.org/sdr/9JLA2012031300791), Mar 9, 2012: POWER UNIT. DEFECTIVE. DURING APPROACH, CREW WAS UNABLE TO EXTEND FLAPS PAST THE 8 DEGREE SETTING. THE ACFT LANDED WITHOUT INCIDENT. AFTER LANDING, FLAPS OPERATED CORRECTLY. TROUBLESH - [SDR 9JLA2011101300781](https://openairdocs.org/sdr/9JLA2011101300781), Oct 13, 2011: SHUTOFF VALVE. FAILED. CREW REPORTED AFTER ENGINE START AND SPOILER CHECK RECEIVED A "SPOILER FAIL" CAS MESSAGE, MESSAGE WOULD NOT CLEAR. TROUBLESHOOTING FOUND THAT THE SPOILERON COMP - [SDR 9JLA2011071000779](https://openairdocs.org/sdr/9JLA2011071000779), Sep 9, 2011: DISPLAY. DEFECTIVE. THE CREW REPORTED DURING THE PREFLIGHT FOUND DU NR 3 BLANK/INOP. TROUBLESHOT AND FOUND THE NR 3 DISPLAY UNIT TO BE DEFECTIVE. REMOVED THE DISPLAY UNIT P/N 70143 - [SDR 9JLA00773](https://openairdocs.org/sdr/9JLA00773), May 4, 2011: FUEL LINE. LEAKING. CREW REPORTED FUEL DRIPPING FROM AIRCRAFT OVERBOARD DRAIN LINE ASSOCIATED WITH THE APU. TROUBLESHOOTING FOUND THE HIGH PRESSURE FUEL LINE INLET CONNECTION AT TH - [SDR 9JLA20110415001](https://openairdocs.org/sdr/9JLA20110415001), Apr 15, 2011: AUDIO/VIDEO UNIT. DEFECTIVE. THE CREW REPORTED THAT THE PASSENGER BRIEFER AUDIO IS VERY LOW. TROUBLESHOOTING DISCOVERED THAT THE CABIN AUDIO P/N PA-7500A S/N 110000774 WAS DEFECTIVE. REMOVE - [SDR 2011FA0000104](https://openairdocs.org/sdr/2011FA0000104), Jan 28, 2011: COMPUTER. FAILED. DURING THE TAKEOFF ROLL AFTER REACHING TAKEOFF THRUST, AND AROUND 80 KIAS RECIEVED A RT ENG COMPUTER FAULT CASS MESSAGE. ABORTED TAKEOFF. RAN ABNORMAL CHECKLIST - [SDR 9JLA1283](https://openairdocs.org/sdr/9JLA1283), Mar 8, 2010: MUFFLER. CRACKED. DURING ROUTINE MX ON THE HYD SYS, MX DISCORVERED THAT SOME OF THE INSULATION SURROUNDING THE COCKPIT AIR DUCT MUFFLER ASSY ON THE FLOOR STRUCTURE IN THE AFT BAG ## STCs that may be installed (OpenAirDocs) (16) 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 (Textron 680A) - [STC ST04765NY](https://openairdocs.org/stc/ST04765NY): Unprepared (Grass/Sod) Runway Operations. Textron Aviation Inc - [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 ST12344IB](https://openairdocs.org/stc/ST12344IB): Replacement of the Halon Type 1211 portable fire extinguisher with Halotron BrX portable fire extinguisher with Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH - [STC ST122244IB](https://openairdocs.org/stc/ST122244IB): Installation of Gogo Galileo system, including HDX Antenna. Alamo Engineering GmbH - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc - [STC ST11983SE](https://openairdocs.org/stc/ST11983SE): Installation of Starlink Aviation System. AeroMech Incorporated - [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 ST01117DE](https://openairdocs.org/stc/ST01117DE): Installation of the Gogo ATG C1. Peregrine - [STC ST02037WI](https://openairdocs.org/stc/ST02037WI): Installation of Gogo Business Aviation AVANCE L5 System with MB 13 Antennas. Duncan Aviation Inc - [STC ST04736NY](https://openairdocs.org/stc/ST04736NY): True Blue TS28 Emergency Battery Power Supply Replacement. Aerospace Design and Compliance LLC - [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC - [STC ST04575AT](https://openairdocs.org/stc/ST04575AT): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering. Chippewa Aerospace Inc - [STC ST04367CH](https://openairdocs.org/stc/ST04367CH): Installation of a Medical Interior in accordance with LifePort Master Data List EGR-887-000-001, Revision (B), dated April 18, 2019 or later FAA approved revision and LifePort Master Drawing List MDL-887-00, Revision (D), dated April 11, 2019 or later FAA approved revision.". LifePort LLC - [STC ST01027DE](https://openairdocs.org/stc/ST01027DE): Installation of MarathonNorco Aerospace Inc Nickel Cadmium battery in place of existing Nickel Cadmium main aircraft battery/batteries. MarathonNorco Aerospace Inc - [STC ST11071SC](https://openairdocs.org/stc/ST11071SC): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs). Liberty Partners Inc - [STC ST11168SC](https://openairdocs.org/stc/ST11168SC): Installation of a Pratt & Whitney Flight Data Acquisition, Storage, and Transmission System (FAST). Pratt & Whitney Engine Services Inc ## Related - Other Textron 680A aircraft: https://openairdocs.org/model/textron-680a/aircraft.md - The Pratt & Whitney Canada PW306D1 engine: https://openairdocs.org/engine/pratt-whitney-canada-pw306d1.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.