JASC 2130

Service difficulty reports · 3,458

Reports filed under 2130 · Cabin Pressure Control System, newest first.

Query with SQL
duckdb -csv -c "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 jasc_code = '2130'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR ABXA20260407152Shutoff Valve · defectiveIN CRUISE AT 4000', CABIN ALT HIGH LIGHT & WARNING CAME ON INITIATED EMERGENCY DESCENT AND LT PACK OFF, LEFT BLEED EICAS MSG CAME ON DURING DESCENT THEN CLEARED. CREW DECLARED AN EMERGENCY FOR DEPRESSURIZATION AND DIVERTED TO MDT. FOUND D24 LOOSE ON HPC, TIGHApr 7, 2026 · N312AA · Boeing 767223SDR DXTA2026040907560Selector · faultedON DEPARTURE, AIRCRAFT FAILED TO PRESSURIZE. NO CONTROL OF PRESSURIZATION VIA AUTO OR MANUAL. DURING CLIMB AND DECENT HEARD AIR RUSHING NOISE FROM MAIN CABIN DOOR. AFTER LANDING NOTICED VENT DOOR FLAP LOOSE ON MAIN CABIN DOOR. REMOVED NEW SEAL IAW MM 52-11-2Apr 6, 2026 · N253QS · Cndair CL6002B16SDR DXTA2026040707520Cabin Pressure · malfunctionedON DEPARTURE, OUR AIRPLANE WAS NOT PRESSURIZING. WE CONTINUED TO CLIMB, AND AT ABOUT 3500 FEET. THE AIRPLANE STARTED TO RAPIDLY PRESSURIZE. WHEN IT HIT A NEGATIVE ALTITUDE, I SELECTED MANUAL, WITH THE RATE KNOB AT ZERO, AND THEN IT GOT VERY HOT IN THE COCKPIT,Apr 3, 2026 · N216QS · Cndair CL6002B16SDR MJYA20260403002Control Valve · stuckUNABLE TO MAINTAIN CABIN PRESSURE WITH ONE PACK. CABIN LIGHT ILLUMINATED SHORTLY AFTER REACHING FL250. LAFT PACK INOP. RT PACK CURRENTLY ON MEL REF DMI# 7827716C. REMOVED AND REPLACED RT & LT FLOW CONTROL VALVES, LH SHUTOFF DIFFERENTIAL PRESSURE SWITCH PApr 3, 2026 · N782TW · Doug DC915FSDR AALA202604014333Bellows · blownAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO TUL DUE TO THE FLIGHT CREW REPORTING THAT THEY LOST PRESSURIZATION AT FL340. THE FLIGHT CREW DESCENDED TO 10, 000 FEET AND REPORTED THAT THE CABIN PRESSURIZATION WAS ERRATIC FOR THE Mar 29, 2026 · N179UW · Airbus A321211SDR AALA202603314333Cabin Pressure · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO TUL DUE TO THE FLIGHT CREW REPORTING THAT THEY LOST PRESSURIZATION AT FL340. THE FLIGHT CREW DESCENDED TO 10, 000 FEET AND REPORTED THAT THE CABIN PRESSURIZATION WAS ERRATIC FOR THE Mar 29, 2026 · N179UW · Airbus A321211SDR U5QA202603240169Warning Message · false activationCLIMBING THROUGH 12,000FT THE CABIN ALT WARNING ANNUNCIATOR CAME ON. MEMORY ITEMS WERE CARRIED OUT AND AN EMERGENCY DECLARED WITH A RETURN TO KPBI. COMPLIED WITH PRESSURIZATION OPERATIONAL CHECKS, CONFIRMED OPERATIONAL CHECKS WERE GOOD IN AIR MODE AND NO FAULMar 24, 2026 · N692TX · Cessna 560XLSDR 2026F00063Regulator Valve · closedAT ABOUT FL 340 CLIMBING TO 350 WE HAD THE RED CABIN ALTITUDE WARNING LIGHT AND AURAL WARNING COME ON. WE IMMRDIATELY DONNED OUR OXYGEN MASKS AND CO PILOT STARTED THE CABIN ALTITUDE EMERGENCY CHECKLIST. ONCE CREW COMMUNICATION WAS ESTABLISHED WE SQUAWKED 7700 Mar 20, 2026 · N94HA · Amd FALCON2000EXSDR AALA202603208015Cabin Pressure · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: THROUGH 11000 FT WE GOT A CABIN ALTITUDE WARNING HORN, WE DESCENDED IMMEDIATELY BACK TO 10000 FT; RAN THE CHECKLIST AND COULD NOT GET THE AIRCRAFT TO PRESSURIZE. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDMar 19, 2026 · N877NN · Boeing 737823SDR 2026F00059Warning System · activatedON 3/18/26, DEPARTING FROM KDVT, CREW RETURNED TO KDVT DUE TO CLIMBING THRU 2000FT, WE GOT AURAL AND VISUAL WARNING, NO TAKEOFF”. AURAL WARNING WAS CONTINUOUS AND VISUAL WAS INTERMITTENT. CLIMBING THRU 10,000 NOTICED THE PRESSURIZATION WAS CLIMBING RAPIDLY, EMar 18, 2026 · N466F · Cessna 525BSDR ASAA2026031664965Not Reported · faultedRAMP REPORTED L1 DOOR NOT ABLE TO OPEN. GROUNDED - YES. FOUND AIRCRAFT SLIGHTLY PRESSURIZED, SHUT DOWN APU, BLED CABIN PRESSURE OFF, L1 DOOR OPEN AS NORMAL IAW AMM 49-11-00, OUTFLOW VALVE WAS FOUND SHUT. APU OPERATES NORMALLY.Mar 16, 2026 · N448AS · Boeing 737990ERSDR CALA2026031814657Switch · out of positionDEPRESSURIZATION MASTER WARNING OUT OF FL370. CABIN ALT IND. 10 K FT. PERFORMED BITE ON CPC NR 1, FOUND MANUAL SWITCH CODE 058. PLACED CABIN PRESSURIZATION SWITCH TO AUTO AND PERFORMED BITE ON CPC NR 1. SYSTEM OK IAW FIM TASK 21-31, TASK 801.Mar 15, 2026 · N76514 · Boeing 737824SDR ABXA20260314104Shutoff Valve · failedDURING INTIAL DESCENT, CABIN ALTITUDE WARNING WITH DEPRESSURIZATION FROM FL 340. CREW DONNED O2 MASK AND DECLARED AN EMERGENCY. PERFORMED EMERGENCY DESCENT , DIVERTED TO BAQ AND LANDED. MTX GROUNDED A/C. A/ C IS IN WORK, DURING T/S FOUND R PACK INOP, FOUNDMar 14, 2026 · N219CY · Boeing 767383SDR AALA202603110719Safety Valve · warning messageAIRCRAFT WAS GROUNDED: AIRCRAFT RETURNED TO MIA DUE TO THE FLIGHT CREW REPORTING THAT IMMEDIATELY AFTER TAKEOFF RECEIVED CABIN PRESSURE SYSTEM 1 AND SYSTEM 2 ECAM FAULTS. THE FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES BUT WERE UNABLE TO CONTROL PRESSURIZATION SYMar 9, 2026 · N156AN · Airbus A321231SDR AALA202603112750Safety Valve · warning messageAIRCRAFT WAS GROUNDED: AIRCRAFT RETURNED TO MIA DUE TO THE FLIGHT CREW REPORTING THAT IMMEDIATELY AFTER TAKEOFF RECEIVED CABIN PRESSURE SYSTEM 1 AND SYSTEM 2 ECAM FAULTS. THE FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES BUT WERE UNABLE TO CONTROL PRESSURIZATION SYMar 9, 2026 · N156AN · Airbus A321231SDR AALA202603097626Warning Message · illuminatedAIRCRAFT WAS GROUNDED: AT 360 WE RECEIVED CABIN ALTITUDE AND IMMEDIATELY RAN THE QRC. THE CABIN WAS UNCONTROLLABLE IN MANUAL MODE. WE DEPLOYED THE OXYGEN MASKS WHILE EXECUTING THE CHECKLIST. AIRCRAFT DIVERTED TO TULSA AND FLIGHT LANDED SAFELY WITHOUT INCIDENT.Mar 8, 2026 · N862NN · Boeing 737823SDR CALA2026030514365Valve · faultedCABIN DIFFERENTIAL PRESSURE EXCEEDED. RECOMMENDED VALUES FOR ALTITUDES PER FM1.30.3, FELT ABNORMAL PRESSURE IN CLIMB & DECENT, BOTH PRESSURIZATION CONTROLLERS BITE TEST PASSED IAW AMM 21-31-00. NO FAULTS LATCHED. CREW VERBAL, PRESSURE CHANGE WAS NOTICEABLMar 2, 2026 · N24706 · Boeing 737724SDR DALA2026022301263Warning Message · illuminatedDECLARED EMERGENCY DUE TO A CABIN DIFFERENTIAL PRESSURE LOW MESSAGE FOLLOWED BY A CABIN PRESSURE SAFETY VALVE OPEN MESSAGE. NO TROUBLE FOUND. ECS-19 REPORT GENERATED SHOWS THAT AIRCRAFT AND CABIN ALTITUDE WERE EQUAL AT MESSAGE OCCURRENCE. PASSENGER MASKS WERFeb 20, 2026 · N357NB · Airbus A319114SDR IPXA2026020956799Warning Message · illuminatedEMERGENCY DECLARED. MOMENTARY CABIN ALTITUDE ALERTS IN FLIGHT FL 320 WITH RIGHT PACK ON, LEFT PACK OFF, RESTORED LT PACK IAW QRH CHECK LIST. CABIN CONTROLLABLE, NORMAL, PERFORMED MANUAL MODE CONTROL TEST OF CABIN PRESSURE CONTROL SYSTEM IAW AMM 21-31-00. OFeb 5, 2026 · N415UP · Boeing 75724APFSDR DALA2026020200793Relief Valve · damagedDIVERTED TO ATL DUE TO PRESSURIZATION PROBLEM & CABIN ALTITUDE WARNING. FOUND UPPER POSITIVE PRESSURE RELIEF VALVE OPEN WITH INSULATION STUCK IN VALVE. REPLACED POSITIVE PRESSURE RELIEF VALVE AND REMOVED LOOSE INSULATION AROUND VALVE IAW AMM. PERFORMED CABIN Feb 2, 2026 · N650DL · Boeing 757232SDR 2026F00007Cabin Pressure · faultedAFTER TAKEOFF, THE AIRCRAFT DOES NOT PRESSURIZE, IT IS NECESSARY TO RETURN TO PDAFeb 2, 2026 · N853AT · Boeing 737436SDR IPXA2026012225616Regulator Valve · false activationAIR TURN BACK AFTER T/O "CABIN PRESS REG 2 OFF" BOTH REGS INOP. RESULTING IN AN ATB FOUND FWD PRESSURE REGULATING VALVE MONITORING CIRCUIT READING APPROXIMATELY 145K OHMS AND ALL OTHER MONITOR CIRCUITS FOR AFT VALVE READING 25K OHMS. R/R FWD PRESSURE REGULATINJan 22, 2026 · N153UP · Airbus A300F4622RSDR QXEA2026012300014Warning Message · illuminatedFLIGHT 2154. CABIN HIGH EICAS WARNING MESSAGE ABOVE 10,500. CREW MASKS WHERE DONED PASSENGER MASKS DID NOT DEPLOY. STOPPED CLIMB AND STARTED DESCENT. DECLARED EMERGENCY. LANDING UNEVENTFUL. LANDED BELOW MAX LANDING WEIGHT. MESSGE EXTNGUISHED BELOW 9800'. REMOJan 21, 2026 · N668QX · Emb ERJ170200LRSDR OEJA202601210001Cabin Pressure · faultedTHE AIRCRAFT WAS PERFORMING A MAINTENANCE FLIGHT AFTER HEAVY CHECHK AND DOEING CLIMB OUT THE CABIN ALTITUED BEGAN TO RAPIDLY CLIMB AND THE CREW RECIEVED A AMBER CASS MESAGE WARNING , CREW DECLARED A EMERGANCY AND RETURNED TO BASEJan 19, 2026 · N116PJ · Lear 45LEARSDR MASA2026011300003Pressure Switch · faultedCABIN ALT HIGH WARNING - RTF/EMERGENCY DECLARED/ REMOVED AND REPLACED ALTITUDE PRESSURE SWITCH. FOUND AND RE-SECURED LOOSE DUCTING. BLEED 1 MEL NPRSOV WAS ALSO NOT PROPERLY DEACTIVATED. CLEARED BLEED 1 NPRSOV MEL. OPS CHECKS AND PRESSURIZATION CHECKS GOOD.Jan 13, 2026 · N82338 · Emb ERJ170200LLSDR DALA2026011200253Controller · faultedATO - AT LOW SPEED DUE TO A CPC 1 FAULT. CREW DEFERRED CPC 1 AND CONTINUED. REPLACED CPC 1. (LP 1394140)Jan 9, 2026 · N354DN · Airbus A321213SDR DXTA2026010506405Duct · looseCABIN NOT PRESSURIZING. ON TAKEOFF, WHEN TAKEOFF POWER WAS APPLIED, CREW NOTICED A DEMONSTRATABLE BUMP IN PRESSURIZATION. IN THE CLIMB, CREW NOTICED CABIN PRESSURIZATION WAS CLIMBING OFF SCHEDULE. CABIN ALTITUDE CLIMBED AS AIRCRAFT DID. CREW STOPPED CABIN ALTJan 2, 2026 · N682QS · Cessna 560XLSDR SIMA202601052002Duct · failedCABIN ALT HIGH WARNING ON EICAS WHILE DESCENDING. CABIN ALT REACHED 11,500 RAN THE ASSOCIATED CHECKLIST, CONTINUED DESCENT NO OTHER EICAS PRESSURE MESSAGE APPEARED. FA 1 REPORTED HISSING SOUND FROM L1 DOOR BEFORE WE ADVISED THE FAS OF THE CABIN HI ALT. EMERGENJan 2, 2026 · N778RH · Emb ERJ170100SESDR AALA202601056648Air Duct · blownAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING DECENT AT ALTITUDE 16000 FEET ON DECENT CABIN ALTITUDE WARNING LIGHT AND HORN SOUNDED. AIRCRAFT EMERGENCY LANDED SAFELY AT ABQ. FOUND BLOWN DUCK IN THE RIGHT PACK. REMOVED AND REPLACED BLOWN DUCT Jan 1, 2026 · N844NN · Boeing 737823SDR 6CBA2025123025001Cabin Pressure · malfunctionedDURING A ROUTINE FLIGHT FROM KTPA TO KOSU, AT FL270, THE CREW NOTED AN ACF LOW INFLOW CAS FOLLOWED BY THE CABIN NOT MAINTAINING ALTITUDE. AN EMERGENCY WAS DECLARED AND THE CREW DIVERTED TO KLOZ WHERE THEY LANDED SAFELY WITHOUT FURTHER INCIDENT. THE ECS SYSTEDec 27, 2025 · N916AF · Pilats PC1247ESDR SWI2025F01871Switch · out of positionCABIN ALTITUDE HIGH WARNING MESSAGE AT 11000 FT, RAN QRH & RETURNED TO FIELD. (FLIGHT 3973D) ON INITIAL NOTICE OF CABIN ALTITUDE HIGH WARNING WHILE REACHING ALTITUDE, VERIFIED WITH CREW THAT PRESSURIZATION CONTROL PANELS MODE SWITCH WAS IN MANUAL, ENSURING THDec 24, 2025 · N268SY · Emb ERJ170200LLSDR SWIA2025122201Cabin Pressure · pressure lossEMERGENCY DESCENT DUE TO RAPID DEPRESSURIZATION AT 33K FEET. GOT A CALL FROM FA ABOUT A LOUD BANG FOLLOWED BY LOSS OF PRESSURIZATION. RAN QRC AND QRH AND LANDED WITHOUT ANY ISSUES. (FLIGHT 5053 - FILED OPEN)Dec 21, 2025 · N929EV · Cndair CL6002B19SDR Z3OA20251212002Duct · dislodgedCREW REPORTED A DEPRESSURIZATION EVENT WITH MASK DEPLOYMENT. FLIGHT CREW DECLARER AND EMERGENCY WITH ATC AND FOLLOWED THE ABNORMAL PROCEDURES CHECKLIST AND LANDED AT KPHL WITHOUT INCIDENT. MAINTENANCE ARRIVED AND INSPECTED AIRCRAFT FINDING ONE OF THE PRESSURIZDec 11, 2025 · N469DN · Cessna 560CESSNASDR DALA2025121209095Shutoff Valve · fluctuatesSHIP 3740 -ATB/DE- DUE TO CABIN PRESSURE AND RIGHT BLEED PRESSURE FLUCTUATIONS. MTC R/R PRSOV PER B737 AMM 36-11.Dec 10, 2025 · N3740C · Boeing 737832SDR AALA202512165396Relief Valve · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: SHORTLY AFTER LEVEL OFF AT FL370, CABIN ALTITUDE ALERT SOUNDED AND FLASHED, MANUALLY DEPLOYED MASKS. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PIT. GVI OF APU AIR DUCT BOOT. REMOVED AND REPLACED OUTFLOWDec 7, 2025 · N862NN · Boeing 737823SDR AALA202512164641Relief Valve · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: SHORTLY AFTER LEVEL OFF AT FL370, CABIN ALTITUDE ALERT SOUNDED AND FLASHED, MANUALLY DEPLOYED MASKS. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PIT. *GVI OF APU AIR DUCT BOOT. REMOVED AND REPLACED OUTFLOWDec 7, 2025 · N862NN · Boeing 737823SDR AALA202512088232Cabin Pressure · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: SHORTLY AFTER LEVEL OFF AT FL370, CABIN ALTITUDE ALERT SOUNDED AND FLASHED, MANUALLY DEPLOYED MASKS. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PIT. (OPEN).Dec 7, 2025 · N862NN · Boeing 737823SDR 3EJA202601150005Valve · failedDURING TAKE-OFF, APPLIED TAKE-OFF POWER, AND THE PRESSURIZATION CLIMB RATE WENT TO -1000 FPM. REMOVED AND REPLACED RT ENG BI LEVEL FLOW VALVE, OPS CHKD GOOD.Dec 6, 2025 · N855JS · Cessna 560XLSDR CALA2025120911959Switch · out of positionVERBAL FROM FLIGHT CREW, PRIOR TO DEPARTURE ACFT WAS DEICED. IAW CHECKLIST DITCHING SWITCH WAS TURNED ON. AFTER DEICING DITCHING SWITCH WAS NOT TURNED OFF. CREW DID NOT REALIZE TILL 34000 FT. ACFT WAS NOT PRESSURIZING AND PACKS WERE OFF. AFTER CREW DECLARED Dec 6, 2025 · N14504 · Airbus A321271NXSDR AALA202512021304Module · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR AALA202512023183Indicator · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR AALA202512027046Indicator · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR AALA202512026742Switch · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR AALA202512028692Switch · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR AALA202511258692Cabin Pressure · faultedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEVEL AT FL360 CABIN ALTITUDE LIGHT ILLUMINATED WITH A CABIN ALTITUDE HORN, ALSO AUTOPILOT DISCONNECTED. LIGHT STAYED ILLUMINATED UNTIL 10,000FT. MASKS DID NOT DEPLOY. AIRCRAFT DIVERTED TO AND LANDED SAFNov 24, 2025 · N862NN · Boeing 737823SDR CALA2025112011356Warning Message · false activationCABIN PRESSURE EXCEEDED ON ENGINE SHUTDOWN PRIOR TO OPENING L1 REQUEST DEFERAL APPROVED FOR MEL 5270AF FOUND NO FAULT ON POST FLT DEFERED PER MEL *DM* REF TSM 52-73-00-810-801-C FOR INITIAL T/S. TROUBLESHOT PER TSM 52-73-00-810-801-C, PERFORMED OPS CHECK OF CNov 18, 2025 · N14545 · Airbus A321271NXSDR HNAA2025111700739Cabin Pressure · faultedCABIN ALTITUDE WAS AT 300 CABIN RATE DIDNT INCREASE IN CLIMB IN AUTO MODE. PERFORMED FUNCTIONAL TEST OF PRESSURE CONTROL SYSTEM IN AUTOMATIC MODE PER AMM 21-31-00. CHECKED GOOD, NO DEFECTS NOTED AT THIS TIME. CLEAR MEL 21-12-3. PRESS CONTROL AUTO AND MANUNov 15, 2025 · N905JH · Emb EMB145LRSDR SWIA2025111400003Warning Message · false activationDIFF PRESS WARNING MESSAGE ON CLIME OUT (FLIGHT 4710) ARRIVED AT AIRCRAFT, AND FOUND NO HARD FAULTS. INTERROGATED LRU FAULT HISTORY, AND FOUND NO FAULTS. TROUBLESHOT PER FIM 45-45-00. REMOVED AND REPLACED CPAM, PERFORMED OPS CHECK OF CPAM IN REF TO AMM Nov 13, 2025 · N876AS · Cndair CL6002B19SDR 2025F00269Isolation Valve · faultedDURING CRUISE CREW HEARD A SMALL MUFFLED POP. IN A FEW SECONDS, GOT A BAGGAGE ALTITUDE CAS MESSAGE. CREW STARTED TO DISCUSS CAS MESSAGE WHILE NOTICING CABIN ALTITUDE WAS RISING PAST 8600. CO PILOT REACHED FOR QRH AND NOTICED HE STARTED TO FEEL A LITTLE LIGHT HNov 10, 2025 · N750XC · Cessna 750SDR UIEA2025102801283Icu · faultedCABIN ALT AUTO EICAS MSG. C/W QRH. RETURNED TO ANC(<P>FOUND MX MSG 21234, CHECK FAIL. R/R ICU PER AMM 21-31-10 & IPC 21-31-10-01 ITEM 236, TEST PASSED. R/R DIODES M3349 & 47008 PER SWPM 20-00-00, TEST PASSED. DMI 240995 CLOSED.Oct 28, 2025 · N498MC · Boeing 74747UF
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