# Service difficulty reports: N663NK A list on [N663NK](https://openairdocs.org/aircraft/N663NK.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. Page 1 of 2 · 80 reports - [SDR GTIA2025100239111](https://openairdocs.org/sdr/GTIA2025100239111.md): Bottle · low pressure · Oct 1, 2025 · N663NK · Airbus A321231 · Passenger/Crew Doors > L4 DOOR ASSIST BOTTLE PRESSURE LOW-SERVICED L4 DOOR ASSIT BOTTLE TO IT PROPER LEVEL REF AMM 52-10-00. - [SDR GTIA2025091139073](https://openairdocs.org/sdr/GTIA2025091139073.md): Unknown · odor · Sep 10, 2025 · N663NK · Airbus A321231 · Air Distribution System > DIRTY SOCK SMELL ON TAKE OFF, PACK 1 OFF AND SMELL DISSIPATED. DESCRIPTION OF ODOR/FUMES: PERSISTENT, MUSTY DRY SMELL. APPARENT CABIN SOURCE: UNKNOWN. NO VISIBLE SMOKE/HAZE. NO MEDICAL ATTENTION REQUIRED. -REF TSM 05-50-00-810-831A. APU VERIFIED NO LEAKS. PRE - [SDR GTIA2025072138995](https://openairdocs.org/sdr/GTIA2025072138995.md): Unknown · odor · Jul 17, 2025 · N663NK · Airbus A321231 · Air Distribution System > ROTTEN EGG SMELL REPORTED AFT CABIN BY THE FAS ISOLATED PACK 2 ODOR WENT AWAY FOR ABOUT 40 MINS. THE SMELL CAME BACK, PROCEDING TO ISOLATE PACK 1, SMELL DISSIPATED FOR A FEW MINS. EVENTUALLY ODOR CAME BACK SO WE PERFORMED THE AIR PACK 1+2 PROCEDURE AND DESCEND - [SDR GTIA2025032038809](https://openairdocs.org/sdr/GTIA2025032038809.md): Bottle · low pressure · Mar 19, 2025 · N663NK · Airbus A321231 · Emergency Equipment > DURING SERVICE CHECK FOUND L4 DOOR ASSIST BOTTLE BELOW LIMITS. INSTALLED SAFETY DEVICE.-SERVICED DOOR ASSIST BOTTLE IAW AMM 52-22-00. BOTTLE SAFETY DEVICE DISENGAGED AND SECURED. - [SDR GTIA2025030338773](https://openairdocs.org/sdr/GTIA2025030338773.md): Flashlight · inoperative · Feb 28, 2025 · N663NK · Airbus A321231 · Emergency Equipment > L-3 FLASHLIGHT IS FLASHING RED LIGHT-R&R FLASHLIGHT @ ZONE K MID RH F/A STA. OPS V GOOD REF CMM 25-60-13. OK FOR CONT. SVC - [SDR GTIA2025020338712](https://openairdocs.org/sdr/GTIA2025020338712.md): Bottle · low pressure · Jan 31, 2025 · N663NK · Airbus A321231 · Passenger/Crew Doors > L4 DOOR ASSIST BOTTLE NEED SERVICING-SERVICED L4 DOOR ASSIST BOTTLE IAW AMM 52-10-00. - [SDR GTIA2024093038403](https://openairdocs.org/sdr/GTIA2024093038403.md): Bottle · low pressure · Sep 27, 2024 · N663NK · Airbus A321231 · Emergency Equipment > L4 DOOR ASSIST ACCUMULATOR BELLOW LIMITS-SERVICED L4 ASSITS DOOR IAW AMM 52-10-00 - [SDR GTIA2024062438192](https://openairdocs.org/sdr/GTIA2024062438192.md): Valve · faulty · Jun 21, 2024 · N663NK · Airbus A321231 · Hydraulic System, Main > HYD. Y ENG 2 PUMP LO PR.-R+R FLUID SAMPLING VALVE OF YELLOW HYD SYS IAW AMM 29-13-34 PERFORMED LEAK CHECK NO LEAKS NOTED AT THIS TIME. A/C OK FOR SERVICE. - [SDR GTIA2024041438064](https://openairdocs.org/sdr/GTIA2024041438064.md): Flashlight Assy · inoperative · Apr 12, 2024 · N663NK · Airbus A321231 · Emergency Equipment > L2 FA SEAT FLASHLIGHT INOP ( FLASHLIGHT AND HOLDERS (FLIGHT DECK OR CABIN))-REMOVED AND REPLACED L2 FA FLASHLIGHT IAW AIRCRAFT DRAWING EMER EQUIP REV 3 DATED 5/19/22. THIS CLOSES DMI 3298503-1. MOC NOTIFIED. PLACARD REMOVED - [SDR GTIA2024020637832](https://openairdocs.org/sdr/GTIA2024020637832.md): Connector · faulted · Feb 3, 2024 · N663NK · Airbus A321231 · Landing Gear System Wiring > L/G LGCIU 2 FAULT-SEE ITEM # 3489776-1 FOR CORRECTIVE ACTION, REF RIN-15591 R+R PROX SNSR 29GA-A CONNECTOR IAW ESPM 20-44-11-01 & 20-48-21-01. BITE TEST OK IAW MM 32-69-00-710-001-A NO FAULT NOTED - [SDR GTIA2024020637831](https://openairdocs.org/sdr/GTIA2024020637831.md): Bottle · discharged · Feb 3, 2024 · N663NK · Airbus A321231 · Emergency Equipment > PASSENGER / CREW DOOR L/4 DOOR ASSIT BOTTLE NEED SERVICING -SERVICED PASSENGER / CREW DOOR L/4 IAW AMM 52-10-00 - [SDR GTIA2024012337795](https://openairdocs.org/sdr/GTIA2024012337795.md): Kit · unsecure · Jan 19, 2024 · N663NK · Airbus A321231 · Cabin Equipment/Furnishings > LOUD THUMPING HEARD AND FELT CLIMBING THROUGH 5000MSL INCREASING NOSE UP PITCH ABOVE 5 MADE IT WORSE LOWERING GEAR CAUSED ABNORMAL INDICATION AND NOISE TO DISSAPEAR.-REF. TSM 05-50-00-810-801-A PERFORMED DETAIL INSPECTION AND OPS CHECK OF ALL FLIGHT CONTROLS. - [SDR GTIA2023122637721](https://openairdocs.org/sdr/GTIA2023122637721.md): Unknown · unknown · Dec 25, 2023 · N663NK · Airbus A321231 · Air Distribution System > "PREVIOUS REPORTED ROTTEN EGG SMELL DESCENDING THROUGH 12,000 FT FROM REAR OF A/C. -PERFORMED OPS CHECK OF APU AND PACKS, NO DEFECTS/OR ODORS NOTED AT THIS TIME CHK DONE IAW TSM 05-50-00 (SUSPECTED MISCELLANEOUS TYPE 10 PAX/AMBIENT AIR ODOR). MOC 68083 " - [SDR GTIA2023120137669](https://openairdocs.org/sdr/GTIA2023120137669.md): Megaphone · inoperative · Dec 1, 2023 · N663NK · Airbus A321231 · Emergency Equipment > L1 MEGAPHONE LOW VOLUME-R&R L1 MEGAPHONE IAW SPIRIT AIRLINES EMERGENCY EQUIPMENT LAYOUT - [SDR GTIA2023071337325](https://openairdocs.org/sdr/GTIA2023071337325.md): Unknown · unknown · Jul 11, 2023 · N663NK · Airbus A321231 · Air Conditioning System > DESCENDING THROUGH PL 220 FA REPORTED US WETSOCK ODOR. RAN SUPPLEMENTAL PROCEDURE FOR ELIMINATION OF ODOR/ FUME AND FA REPORTED THE WET SOCK SMELL WENT AWAY -PERFORM IDENTIFICATION OF THE CAUSE IAW TSM 05-50-00. NO WET SOCK ODOR NOTED. AIRCRAFT OK FOR SERVICE - [SDR GTIA2023051937198](https://openairdocs.org/sdr/GTIA2023051937198.md): Unknown · unknown · May 16, 2023 · N663NK · Airbus A321231 · Passenger/Crew Doors > L4 & R4 DOOR ASSIST PRESSURE LOW-SVCD L4 & R4 DOOR ASSIST BOTTLES IAW AMM 52-10-00 - [SDR GTIA2023020636940](https://openairdocs.org/sdr/GTIA2023020636940.md): Not Reported · not reported · Feb 5, 2023 · N663NK · Airbus A321231 · Standard Practices/Structures > AFT CABIN CREW REPORTED ODOR MAKING THEM NAUTIOUS. PERFORMED COM 3.226 AND ISOLATED PACK 2. CREW REPORTED ODOR HAD SUBSIDED AFTER.-COMPLETED INSPECTION OF CABIN A.C. USING AIR QUALITY REPORTING FORM. NO ODOR NOTED AT THIS TIME. IAW TSM 05-50-00-810-831A. - [SDR GTIA2022112636799](https://openairdocs.org/sdr/GTIA2022112636799.md): Bottle · low pressure · Nov 24, 2022 · N663NK · Airbus A321231 · Emergency Equipment > L2 DOOR (DAMPER) ASSIST BOTTLE FOUND TO BE BELOW 1000 PSI.-SERVICED L2 DOOR ASSIST BOTTLE PRESSURE TO APPLICAL TEMPERATURE IAW AMM TASK 52-10-00-614-050-C. - [SDR GTIA2022092936685](https://openairdocs.org/sdr/GTIA2022092936685.md): None · none · Sep 29, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > DURING WEEKLY CHECK FOUND L-3 DOOR ASSIST BOTLE NEED SERVICING.-SERVICED DOOR ASSIST BOTTLE ON L-3 DOOR IAW AMM 52-10-00 - [SDR GTIA2022072136550](https://openairdocs.org/sdr/GTIA2022072136550.md): None · none · Jul 20, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > PER WEEKLY FOUND L3 AND L4 DOOR EMERGENCY ASSIST BOTTLE REG SERVICE-SERVICED DOOR L3 AND L4 EMERGENCY ASSIST BOTTLE IAW AMM 52-10-00. - [SDR GTIA2022060236463](https://openairdocs.org/sdr/GTIA2022060236463.md): None · none · Jun 1, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > "L4 DOOR ASSIST REQ SERVICE -SERVICED L4 DOOR ASSIT IAW AMM 52-10-00 NK791/NK2643 02/23.....02/23" - [SDR GTIA2022052636439](https://openairdocs.org/sdr/GTIA2022052636439.md): None · none · May 26, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > "L 2,3,& 4 DOOR ASSIT REQUIRE SERVICE -SERVICED L 2,3,& 4 DOOR ASSIT IAW AMM 52-10-00 GAUGE NK2643 CAL DUE 2/23 T/W NK791 CAL DUE 2/23" - [SDR GTIA2022050236405](https://openairdocs.org/sdr/GTIA2022050236405.md): None · none · Apr 29, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > L4 DOOR ASSIST REQUIRES SERVICE-L4 DOORS ASSIST BOTTLE SERVICED IAW AMM 52-10-00 LEAK CK GOOD - [SDR GTIA2022032836351](https://openairdocs.org/sdr/GTIA2022032836351.md): Bottle · low pressure · Mar 27, 2022 · N663NK · Airbus A321231 · Passenger/Crew Doors > L4 DOOR ASSIST BOTTLE REQUIRES SERVICE-SERVICED L4 DOOR BOTTLE IAW AMM 52-10-00 - [SDR GTIA2022021436275](https://openairdocs.org/sdr/GTIA2022021436275.md): None · none · Feb 12, 2022 · N663NK · Airbus A321231 · Doors > R4 ASSIT BOTTLE NEEDS SERVICING -SERVICED R4 DOOR ASSITS BOTTLE IAW AMM 52-10-00. NO LEAK NOTED AT THIS TIME - [SDR GTIA2022013136248](https://openairdocs.org/sdr/GTIA2022013136248.md): Floor Panel · corroded · Jan 28, 2022 · N663NK · Airbus A320232 · Escape Slide > REF MDDR 20794 FWD INBD FA FLASHLIGHT-R/R FWD INBD FA FLASHLIGHT IAW CMM 25-60-13. THIS CLEARS MEL. PLACARD REMOVED. - [SDR GTIA2022010636208](https://openairdocs.org/sdr/GTIA2022010636208.md): A/C Pack · contaminated · Jan 5, 2022 · N663NK · Airbus A321231 · Cabin Cooling System > STRONG ODOR SMELLED IN COCKPIT DURING DECENT SMELL WENT AWAY AFTER TURNING OFF PACK #1 -PERFORMED DECONTAMINATION OF #1 PACK PER AMM 21-00-00. WITH ENG #1 & APU NO ODOR AT THIS TIME. - [SDR GTIA2021092436003](https://openairdocs.org/sdr/GTIA2021092436003.md): Unknown · odor · Sep 23, 2021 · N663NK · Airbus A321231 · Air Distribution System > AIR QUALITY EVENT DURING DESCENT OIL SMELL DURING 11000FT, PACU 1 OFF SMELL WENT AWAY ( PACKS A321 WITH MOD. 31283/MP P7125 (FWC H2-F1 STND) AND WITH MOD. 30626/ MP K6443 (ENHANCED ECS) - FAULT CAUTIONS ASSOCIATED WITH OPERATIVE SIDE NOT DISPLAYED)-PERFORMED - [SDR GTIA2021092135999](https://openairdocs.org/sdr/GTIA2021092135999.md): None · none · Sep 18, 2021 · N663NK · Airbus A321231 · Engine Oil Cooler > CAPTAIN REPORT FUEL LEAKING FROM #1 ENG, FUEL LEAK INCREASE ON DESCENT-REMOVED FCOC REPLACED PACKING AND REINSTALLED FCOC OPS AND LEAK CHECK GOOD IAW AMM 79-21-43 NK2224 DUE 2/22 NK1926 DUE 2/22 - [SDR GTIA2021090335971](https://openairdocs.org/sdr/GTIA2021090335971.md): Bottle · low pressure · Sep 2, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L3, R4, L4 DOOR ASSIST BOTTLE PSI LOWER THAN WEEKLY LIMIT -SVC L3, R4, L4 DOOR ASSIST BOTTLES TO PROPER PRESSURE AS PER AMM 52-10-00 - [SDR GTIA2021081335933](https://openairdocs.org/sdr/GTIA2021081335933.md): Bottle · low pressure · Aug 12, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L4 AND R4 DOOR ASSIST BOTTLE BELO PRESS-SERVICED L4 ANBD R4 DOOR ASSIST BOTTLE TO PROPER PRESS IAW AMM 52-10-00 - [SDR GTIA2021081335932](https://openairdocs.org/sdr/GTIA2021081335932.md): Bottle · low pressure · Aug 12, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L3 DOOR ASSIST BOTTLE BELOW WEEKLY PRESS-SERVICED L3 DOOR ASSIST BOTTLE TO PROPER PRESS IAW AMM 52-10-00 - [SDR GTIA2021072935899](https://openairdocs.org/sdr/GTIA2021072935899.md): Unknown · odor · Jul 28, 2021 · N663NK · Airbus A321231 · Air Distribution System > AFTER ROTATION, VERY STRONG SMELL IN COCKPIT ( LIKE CLEANING PRODUCTS) -PER TSM 05-50-00-810-831-A. ENG# 1 BLEED VERIFIED NO LEAKS. A/C W/APU NO SMELL NOTED ISOLATED PACK, NO SMELL NOTED. RAN ENG #1 ISOLATED BLEED, NOSE SMELL NOTED. ALL STEP ACCOMPLISHED RE - [SDR GTIA2021070135839](https://openairdocs.org/sdr/GTIA2021070135839.md): Bottle · low pressure · Jun 30, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L4 AND R4 DOOR BOTTLES( ASSIST) REQUIRE SERVICING-SERVICED L4 AND R4 ASSIST BOTTLES REF A321 AMM 52-10-00 - [SDR GTIA2021060735778](https://openairdocs.org/sdr/GTIA2021060735778.md): Bottle · low pressure · Jun 2, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L4 DOOR ASSIST BOTTLE LOW -SERVICES L4 DOOR IAW AMM 52-10-00. - [SDR GTIA2021060135775](https://openairdocs.org/sdr/GTIA2021060135775.md): Unknown · odor · Jun 1, 2021 · N663NK · Airbus A321231 · Air Distribution System > DURING DESCENT AFT FA"S REPORTED SMELL OF OIL NEAR AFT LAV-ACCOMPLISHED TSM 05-50-00-810-831 FOR CABIN ODOR RAN BOTH PACKS ON ENG BLEED ISOLATED PACKS NO SIGN OF CONTAMINATION ON ENG 1 OR ENG 2 NO ODOR NOTED WITH THE AEROTRACER. A/C OK FOR SVC & AMM 71-00-00 F - [SDR GTIA2021051735741](https://openairdocs.org/sdr/GTIA2021051735741.md): Bottle · low pressure · May 14, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L4 + R4 DOOR ASSIST ACCUMULATORS LOW-SERVICED L4 + R4 DOOR ASSIST ACCUMULATORS TO PROPER PRESSURE IAW AMM 52-10-00 - [SDR GTIA2021051735740](https://openairdocs.org/sdr/GTIA2021051735740.md): Bottle · low pressure · May 14, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L3 DOOR ASSIST ACCUMULATOR LOW-SERVICED L3 DOOR ASSIST ACCUMULATOR TO PROPER PRESSURE IAW AMM 52-22-00 - [SDR GTIA2021011435544](https://openairdocs.org/sdr/GTIA2021011435544.md): Bottle · low pressure · Jan 12, 2021 · N663NK · Airbus A321231 · Emergency Equipment > L3 DOOR ASSIST BOTTLE REQUIRES SERVICE. SERVICED L3 DOOR ASSIST BOTTLE, IAW AMM 52-10-00. - [SDR GTIA2020121435498](https://openairdocs.org/sdr/GTIA2020121435498.md): Slide · detached · Dec 11, 2020 · N663NK · Airbus A321231 · Escape Slide > AIR RETURN DUE TO L1 DOOR ESCAPE SLIDE COMING OFF THE DOOR SHORTLY AFTER TAKE OFF. R & R L1 DOOR SLIDE, IAW AMM 25-62-44. OPERATIONS CHECK GOOD, NO DEFECTS NOTED. INSPECTED SLIDE ATTACH POINTS, BOLTS FOUND DEFECTIVE. NO OTHER DEFECTS NOTED, PER 25-62-00. - [SDR GTIA2020111935454](https://openairdocs.org/sdr/GTIA2020111935454.md): Bottle · low pressure · Nov 18, 2020 · N663NK · Airbus A321231 · Emergency Equipment > L2, L3, R2, R3, & R4 DOOR ASSIST BOTTLES LOW. SERVICED L2,L3,R2,R3, & R4 DOOR, IAW AMM 52-22-00. - [SDR GTIA2020101535392](https://openairdocs.org/sdr/GTIA2020101535392.md): Bottle · low pressure · Oct 12, 2020 · N663NK · Airbus A321231 · Emergency Equipment > R4 DOOR ASSIST BOTTLE NEED SERVICE. SERVICED R4 DOOR ASSIST BOTTLE TO PROPER LEVEL, IAW AMM 52-10-00. - [SDR GTIA2020101535391](https://openairdocs.org/sdr/GTIA2020101535391.md): Bottle · low pressure · Oct 12, 2020 · N663NK · Airbus A321231 · Emergency Equipment > L4 DOOR ASSIST BOTTLE NEED SERVICE. SERVICED L4 DOOR ASSIST BOTTLE TO PROPER LEVEL, IAW AMM 52-10-00. - [SDR GTIA2020100535375](https://openairdocs.org/sdr/GTIA2020100535375.md): Bottle · low pressure · Oct 5, 2020 · N663NK · Airbus A321231 · Emergency Equipment > L3 DOOR ASSIST BOTTLE REQUIRE SERVICING. SERVICED L3 DOOR ASSIST BOTTLE, IAW AMM 52-10-00. - [SDR GTIA2020091735360](https://openairdocs.org/sdr/GTIA2020091735360.md): Accumulator · low pressure · Sep 14, 2020 · N663NK · Airbus A321231 · Emergency Equipment > R4 AND L3 DOOR ASSIST ACCUMULATORS REQUIRES SERVICE. R4 AND L3 DOOR ASSIST ACCUMULATORS WERE SERVICED, IAW AMM 52-10-00. - [SDR GTIA2020081335309](https://openairdocs.org/sdr/GTIA2020081335309.md): Bottle · low pressure · Aug 10, 2020 · N663NK · Airbus A321231 · Emergency Equipment > R2 DOOR ASSIST BOTTLE LOW PRESSURE-SERVICED R2 DOOR ASSIST BOTTLE TO PROPER PRESSURE IAW AMM 52-10-00. - [SDR GTIA2020071635261](https://openairdocs.org/sdr/GTIA2020071635261.md): Bottle · low pressure · Jul 15, 2020 · N663NK · Airbus A321231 · Emergency Exits > DURING WEEKLY CHECK L3 EMER EXIT DOOR ASSIST BOTTLE FOUND TO BE LOW. SERVICED L3 EMER EXIT DOOR ASSIST BOTTLE IAW AMM 52-22-00 TO PROPER LIMITS. - [SDR GTIA2020071635260](https://openairdocs.org/sdr/GTIA2020071635260.md): Bottle · low pressure · Jul 15, 2020 · N663NK · Airbus A321231 · Passenger/Crew Doors > DURING WEEKLY CHECK R4 DOOR ASSIST BOTTLE FOUND TO BE LOW. SVC R4 DOOR ASSIST BOTTLE IAW AMM 52-10-00 TO PROPER LIMITS. - [SDR GTIA2020062535211](https://openairdocs.org/sdr/GTIA2020062535211.md): Bottle · low pressure · Jun 25, 2020 · N663NK · Airbus A321231 · Passenger/Crew Doors > R4 DOOR BOTTLE ASSISTANCE REQIER SERVICE. SERVICE R4 DOOR BOTTLE ASSISTANCE TO PROPER LEVEL IAW AMM 52-00-00. - [SDR GTIA2020031635088](https://openairdocs.org/sdr/GTIA2020031635088.md): Unknown · odor · Mar 12, 2020 · N663NK · Airbus A321231 · Air Distribution System > FA REPORT MUST/DRY DIAPER SMELL DURING LANDING -PERFORMED INSPECTION AND IDENTIFICATION OF THE CAUSE FOR CABIN ODOR. NO ODOR REPRODUCED WITH EACH PACK RUNNING IAW AMM 05-50-00-810-831-A A/C OK FOR SERVICE Next page: https://openairdocs.org/aircraft/N663NK/reports.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N663NK' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N663NK/reports --- 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.