# N1798U: 1969 Douglas DC-9-31, registration cancelled 2013-02-06 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: February 6, 2013 - Status when cancelled: Second renewal notice - Airframe: [Douglas DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (registry code 3022065) - Engine: [Pratt & Whitney JT8D-1](https://openairdocs.org/engine/pratt-whitney-jt8d-1) (registry code 52044) - Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE), [TCDS E2EA](https://openairdocs.org/tcds/E2EA) (OpenAirDocs) - Serial number: 47369 - Year built: 1969 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-jet - Airworthiness: Standard, transport - Airworthiness date: October 23, 1969 - Certificate issued: November 9, 2007 - Last registry action: April 5, 2012 - Mode S code: A13E1F - Owner when cancelled: [Wells Fargo Bank Northwest Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20BANK%20NORTHWEST%20NA%20TRUSTEE) - Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City) - Owner type: Corporation - Owner's area on the map: 40.8659° N, 112.0391° W: Placed by OpenAirDocs at the center of ZIP code 84116, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N1798U - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1798U - Page: https://openairdocs.org/deregistered/N1798U-2013-02-06 From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe. ADs and bulletins for the Douglas DC-9-31: https://openairdocs.org/model/douglas-dc-9-31.md ## Service difficulty reports (39) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 0203479938](https://openairdocs.org/sdr/0203479938), Oct 20, 2002: ACTUATOR. LEAKING. DURING APPROACH FOR LANDING WHEN CREW SELECTED SLAT DEPLOYMENT, THE AIRCRAFT HAD AN UNCOMMANDED ROLL TO THE LEFT ACCOMPANIED BY SLAT DISAGREEMENT LIGHT. COMPLIE - [SDR 0200589938](https://openairdocs.org/sdr/0200589938), Mar 4, 2002: WIRE. SHORTED. AFTER LANDING AT IND, SIGNIFICANT SMOKE WAS COMING FROM GLARESHIELD ON EITHER SIDE OF THE ALTITUDE ALERTER. SMOKE STOPPED AFTER THE PARKING CHECK WAS DONE AT TH - [SDR 0004159938](https://openairdocs.org/sdr/0004159938), Nov 2, 2000: DUCT. LOOSE. DURING CRUISE WITH WING AND ENGINE ANTI-ICE ON, CABIN PRESSURE STARTED CLIMBING AT 1000 FPM. FOLLOWED COM PROCEDURES AND MADE AN EMERGENCY DESCENT TO 8000 FEET. - [SDR 0002589938](https://openairdocs.org/sdr/0002589938), Jul 20, 2000: BATTERY PACK. DISCHARGED. DURING PERIODIC CHECK, FOUND EMERGENCY LIGHTS AT AFT LOWER CEILING BETWEEN AFT LAVATORIES AND ON EACH SIDE OF VENTRAL STAIRS INOPERATIVE. REPLACED BATTERY PACK - [SDR 0002579938](https://openairdocs.org/sdr/0002579938), Jul 20, 2000: BATTERY. DISCHARGED. DURING PERIODIC CHECK, FOUND FORWARD SECTION OVERHEAD EMERGENCY LIGHTS IN MAIN CABIN INOPERATIVE. REPLACED BATTERIES IN BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 0002459938](https://openairdocs.org/sdr/0002459938), Jul 10, 2000: WEB. CRACKED. A 2 INCH CRACK FWD SIDE MAIN FRAME 756 WEB CUSP LINE. REPAIRED PER EA 99-172576, L/P 1463368. - [SDR 0002439938](https://openairdocs.org/sdr/0002439938), Jul 8, 2000: FLOORBEAM. CORRODED. CORROSION ON FLOORBOARD AT STA 160 ABOUT 10 INCHES I/B OF RT SIDE. FABRICATED REPAIR PER EA 99-172574 L/P 1462596. - [SDR 0002449938](https://openairdocs.org/sdr/0002449938), Jul 7, 2000: SKIN. CORRODED. STA 800 - 825 FUSELAGE SKIN AT L26RT UP TO L25 HAS CORROSION. REPAIRED PER EA 99-172573 L/P 1462297. - [SDR 0002469938](https://openairdocs.org/sdr/0002469938), Jul 6, 2000: ANGLE. CRACKED. CRACK .5 INCH LONG OMITTING FROM FASTENER HOLE. REPAIRED PER EA 99-172550 L/P 1462156. - [SDR 9809939938](https://openairdocs.org/sdr/9809939938), Aug 16, 1998: T-DUCT. BINDING. SLAT DISAGREEMENT LIGHT ILLUMINATED WITH LEFT AIRCRAFT ROLL DURING APPROACH INTO GFK. CAPTAIN DECLARED A YELLOW EMERGENCY AND AIRCRAFT WAS LANDED SAFELY USING F - [SDR 9807159938](https://openairdocs.org/sdr/9807159938), Apr 22, 1998: POWER SUPPY. INOPERATIVE. DURING LINE CHECK, FOUND THE LEFT NACELLE EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY. - [SDR 9804799938](https://openairdocs.org/sdr/9804799938), Mar 21, 1998: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND EMERGENCY EXIT LIGHT AT ENTRY DOOR AND FORWARD SECTION OF FLOOR PROXIMITY EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTE - [SDR 9801219938](https://openairdocs.org/sdr/9801219938), Jan 8, 1998: FUEL PUMP. DAMAGED. AS TAKEOFF POWER WAS APPLIED, THE LEFT ENGINE FLAMED OUT. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT ENGINE FUEL CONTROL UNIT. - [SDR 9721189938](https://openairdocs.org/sdr/9721189938), Nov 10, 1997: AMPLIFIER. FAILED. DURING CLIMBOUT, CAPTAIN'S GYRO DOES NOT TURN AND ATTITUDE GYRO FLAG DISPLAYED. FLIGHT RETURNED TO ORIGINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED - [SDR 9715139938](https://openairdocs.org/sdr/9715139938), Jul 24, 1997: BATTERY. DISCHARGED. DURING LINE CHECK, FOUND EMERGENCY EXIT LIGHTS DIM OVER FORWARD LEFT AND RIGHT EXITS. REPLACED BATTERIES AT PACK B5-33 AND REPAIRED GROUND, OPERATIONAL CHECK OK - [SDR 9714479938](https://openairdocs.org/sdr/9714479938), Jul 18, 1997: FRAME. CORRODED. DURING H CHECK, FOUND CORROSION ON CANTED FRAME LOWER ANGLE FORWARD SIDE BETWEEN VENT BOXES FS 1121. REPAIRED PER EA 99-113362. - [SDR 9713329938](https://openairdocs.org/sdr/9713329938), Jul 3, 1997: SPAR WEB. CORRODED. DURING H CHECK, FOUND CORROSION ON SPAR WEB AT XCW 21.0. REPAIRED PER EA 99-113317. - [SDR 9712799938](https://openairdocs.org/sdr/9712799938), Jun 27, 1997: FITTING. CORRODED. DURING H-CHECK, FOUND CORROSION ON LONGERON 28L END FITTING FS 604. REPLACED FITTING PER SRM 51-30-5. - [SDR 9712839938](https://openairdocs.org/sdr/9712839938), Jun 25, 1997: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON H-FITTING BETWEEN FUSELAGE FRAME AND LONGERON 29R AT FS 658. REPLACED FITTING PER SRM 51-30-5. - [SDR 9712829938](https://openairdocs.org/sdr/9712829938), Jun 25, 1997: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON LONGERON 29L END FITTING FS 604. REPLACED FITTING PER SRM 51-30-5. - [SDR 9712819938](https://openairdocs.org/sdr/9712819938), Jun 25, 1997: FITTING. CORRODED. DURING M-CHECK, FOUND CORROSION ON LONGERON 28R END FITTING AT FS 604. REPLACED FITTING PER SRM 51-30-5. - [SDR 9715299938](https://openairdocs.org/sdr/9715299938), Jun 8, 1997: PRESSURE PANEL. CRACKED. DURING H-CHECK, FOUND A CRACK IN THE NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE PANEL AT FS 105, RIGHT SIDE. REPAIRED PER EA 99-112987. - [SDR 9709839938](https://openairdocs.org/sdr/9709839938), May 16, 1997: BATTERIES. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERIES, OPERATIONAL CHECK NORMAL. - [SDR 9707389938](https://openairdocs.org/sdr/9707389938), Apr 9, 1997: STARTER. FAILED. DURING START ATTEMPT, THE RIGHT ENGINE STARTER EXPERIENCED AN UNCONTAINED FAILURE. MAINTENANCE REPLACED THE RIGHT ENGINE STARTER. NO FURTHER DAMAGE OCCURRED. - [SDR 9706749938](https://openairdocs.org/sdr/9706749938), Mar 28, 1997: DOWNLOCK SWITCH. MALFUNCTIONED. DURING APPROACH INTO AUS, NOSE LANDING GEAR GREEN DOWNLOCK LIGHT DID NOT ILLUMINATE AFTER GEAR EXTENSION. CREW REQUESTED EMERGENCY EQUIPMENT ON STANDBY AS A PRE - [SDR 9706919938](https://openairdocs.org/sdr/9706919938), Mar 22, 1997: BULKHEAD. CRACKED. DURING LINE CHECK, FOUND CRACK IN NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE PANEL LEFT SIDE AT OUTBOARD FITTING FS 106. REPAIRED PER EA 99-112290. - [SDR 9706909938](https://openairdocs.org/sdr/9706909938), Mar 21, 1997: PRESS PANEL. CRACKED. DURING LINE CHECK, FOUND CRACK IN NOSE LANDING GEAR WHEEL WELL HORIZONTAL PRESSURE PANEL RIGHT SIDE AT INBOARD VERTICAL BEAM FITTING FS 106. REPAIRED PER EA 99- - [SDR 9705719938](https://openairdocs.org/sdr/9705719938), Mar 19, 1997: CLIPS. OUT OF ADJUST. DURING LINE CHECK, FOUND THAT EXCESSIVE FORCE WAS REQUIRED TO PULL EXTERNAL TAIL CONE RELEASE HANDLE FROM RETAINING CLIPS. ALSO, FOUND BROKEN RETAINING CLIP ON - [SDR 9703309938](https://openairdocs.org/sdr/9703309938), Feb 14, 1997: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY PACK, OPERATIONAL CHECK NORMAL. - [SDR 9626989938](https://openairdocs.org/sdr/9626989938), Dec 24, 1996: POWER SUPPLY. MALFUNCTIONED. DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT CATWALK EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY, OPERATIONAL CHECK NORMAL. - [SDR 9625579938](https://openairdocs.org/sdr/9625579938), Nov 29, 1996: ENGINE. FAILED. DURING CLIMB, THE RIGHT ENGINE OIL QUANTITY BEGAN DECREASING WITH ASSOCIATED SMOKE REPORTED IN THE CABIN. A/C RETURNED TO DTW AND LANDED WITHOUT FURTHER INCIDEN - [SDR 9621719938](https://openairdocs.org/sdr/9621719938), Oct 9, 1996: BATTERY. DIRTY. DURING LINE MAINTENANCE INSPECTION, FOUND TAIL COMPARTMENT EMERGENCY EVACUATION LIGHTS INOPERATIVE. CLEANED BATTERY, OPERATIONAL CHECK NORMAL. - [SDR 9611119938](https://openairdocs.org/sdr/9611119938), May 19, 1996: POWER SUPPLY. MALFUNCTIONED. DURING LINE MAINTENANCE INSPECTION, FOUND CATWALK EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK NORMAL. - [SDR 9611129938](https://openairdocs.org/sdr/9611129938), May 17, 1996: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND TWO OVERHEAD EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9605329938](https://openairdocs.org/sdr/9605329938), Mar 5, 1996: BATTERY PACK. DISCHARGED. DURING LINE MAINTENANCE INSPECTION, FOUND AFT OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE. REPLACED BATTERY PACK. OPERATIONAL CHECK NORMAL. - [SDR 9604789938](https://openairdocs.org/sdr/9604789938), Feb 23, 1996: SLIDE. LOW PRESSURE. DURING PERIODIC CHECK, FOUND FORWARD SERVICE DOOR EVACUATION SLIDE LOW ON PRESSURE. REPLACED SLIDE. - [SDR 9600399938](https://openairdocs.org/sdr/9600399938), Jan 6, 1996: FITTING. CRACKED. DURING M-CHECK, FOUND A CRACK IN THE AFT ENTRY DOOR RIGHT SIDE STOP FITTING. REPLACED FITTING PER SRM 51-30-0. - [SDR 9517889938](https://openairdocs.org/sdr/9517889938), Nov 12, 1995: ADC. FAILED. DURING CLIMB, THE ALTIMETER AND BOTH THE NR 1 AND NR 2 ATC TRANSPONDERS FAILED AND THE AUTOPILOT WOULD NOT ENGAGE. THE AIRCRAFT RETURNED TO DTW AND LANDED WITHO - [SDR 9516089938](https://openairdocs.org/sdr/9516089938), Oct 7, 1995: SKIN. OIL CANNED. DURING L-CHECK, FOUND OIL CANNING IN THE FUSELAGE SKIN FS 1121 ABOVE THE RIGHT PYLON TRAILING EDGE. REPAIRED SKIN (P/N 5912870-501), PER EA 99-102592. ## FAA accident and incident reports (2) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Incident 19920512019839I](https://openairdocs.org/incident/19920512019839I), May 12, 1992: Doug DC931 (N1798U), Indianapolis, IN. NR2 low oil pressure light on after takeoff. Came back, landed chip detector had fallen out of engine. - [Incident 19910424017679I](https://openairdocs.org/incident/19910424017679I), Apr 24, 1991: Doug DC931 (N1798U), Miami, FL, Minor damage. Right inboard tire shed it recap on rotation. Debris ingested into engine caused compressor stalls. Landed safely. --- 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.