JASC 2133

Service difficulty reports · 1,711

Reports filed under 2133 · Pressure Regulator/Outflow Valve, 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 = '2133'
  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 ENHA200420001Line · splitON TAKEOFF, PILOT UNABLE TO CONTROL CABIN PRESSURIZATION, RETURN TO AIRPORT OF DEPARTURE. FOUND SPLIT PRESSURIZATION LINE AT OUTFLOW VALVE, REPAIRED IAW BEECH 200 MM20-06-00 PG 201. AIRCRAFT TEST FLOWN. PRESSURIZATION SYSTEM FUNCTION NORMAL.Oct 19, 2004 · N90PB · Beech 200BEECHSDR PNSA041003Outflow Valve · failedCREW WAS STARTING CRUISE WHEN THEY LOST PRESSURIZATION, DECLARED EMERGENCY AND DID EMERGENCY DESCENT FROM 17000 FT TO 10000 FT FLIGHT WAS EN ROUTE FROM ANI TO ANC, FLIGHT CONTINUED TO ANC WITHOUT ANY DIFFICULTY. MX FOUND THAT OUTFLOW VALVE BAD, PART WAS REPLAOct 16, 2004 · N2719H · Swrngn SA227ACSDR PNSA041002Outflow Valve · malfunctionedCREW WAS STARTING CRUISE WHEN THEY LOST PRESSURIZATION, DECLARED EMERGENCY AND DID EMERGENCY DESCENT FROM 17000FT TO 10000FT FLIGHT WAS ENROUTE FROM ANI TO ANC, FLIGHT CONTINUED TO ANC WITHOUT ANY DIFFICULTY. MX FOUND THAT MASS FLOW VALVE BAD, PART WAS REPLACEOct 16, 2004 · N2719H · Swrngn SA227ACSDR ABXA040351Outflow Valve · malfunctionedDURING DESCENT, CABIN PRESS WENT TO 2000 FT/MIN. RATE OF CLIMB UP TO 9500 CABIN ALT WITH NO CONTROL EITHER MANUALLY OR AUTOMATICALLY. RECOVERED AT FL 19000. COULD NOT DUPLICATE. CREW VERBAL, HEAVY RAINS LEAVING ILN. SUSPECT ICE BUILD-UP. INSPECTED OUTFLOOct 15, 2004 · N825AX · Doug DC863SDR 04FDEA02931Outflow Valve · inoperativeNR 2 SYSTEM FWD AND AFT OUTFLOW VALVES REMAINED FULLY OPEN. ENT BY: 105221 RPT BY: 011927 MEL 14 OCT 04 04:44, LAX R ACN RELEASED FOR SERVICE PER MEL/CDL: 21-31-04-02-A CATEGORY: C EXPIRATION: 24OCT04 "MEL 21-31-04-02-A: OUTFLOW VALVE(S) (IDENTIFY) INOP. VOct 14, 2004 · N409FE · Airbus A310203SDR 2004UALA00935Outflow Valve · faultyUNABLE TO PRESSURIZE THE CABIN. REPLACED FAULTY SKIN AIR OUTLET VALVE.Oct 13, 2004 · N419UA · Airbus A320232SDR IXXA0400110OOutflow Valve · malfunctionedAFTER TAKEOFF LEFT PACK CONTROL VALVE WOULD NOT MAINTAIN CABIN ALTITUDE OF 10000 FEET WITH AIRCRAFT AT FL250 AND RIGHT PACK OFF. RIGHT PACK CONTROL VALVE WILL NOT MAINTAIN CABIN ALTITUDE OF 10000 FEET WITH AIRCRAFT AT FL 250 AND LEFT PACK OFF. CREW RETURNED Oct 1, 2004 · N71CX · Doug DC862FSDR P5CA0401188Actuator · inoperativeSTATUS MESSAGE (OUTFLOW VALVE RT SIDE) APPEARED DURING CRUISE, BOTH OUT FLOW VALVES WOULD NOT OPERATE IN AUTO. REMOVED AND REPLACED OUTFLOW VALVE ACTUATOR.Sep 8, 2004 · N453PA · Boeing 74746NFSDR P5CA0401187Control Unit · inoperativeSTATUS MESSAGE (OUTFLOW VALVE LT SIDE) APPEARED DURING CRUISE. BOTH OUTFLOW VALVES WOULD NOT OPERATE IN AUTO. REMOVED AND REPLACED LT SIDE ICU.Sep 8, 2004 · N453PA · Boeing 74746NFSDR 2004UALA00808Outflow Valve · failedFLIGHT RETURNED TO FIELD WITH CABIN PRESSURE FAULTS. THE EQUIPMENT COOLING OVERBOARD EXHAUST VALVE FAILED. THE VALVE WAS NOT DEACTIVATED PER THE MEL CAUSING A LOSS OF CABIN PRESSURIZATION ON THE SUBSEQUENT FLIGHT. THE VALVE WAS RE-DEFERRED PER THE MEL AND REPLSep 2, 2004 · N658UA · Boeing 767322SDR SIMA200423707Valve · malfunctionedBOS - FLT 9302 - CREW EXPERIENCED RAPID DEPRESSURIZATION OF AIRCRAFT AND PERFORMED AN EMERGENCY DESCENT. LANDED SAFELY. REPLACED ELECTROPNEUMATIC VALVE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)Aug 21, 2004 · N730KW · Emb EMB135LRSDR DL757040774Outflow Valve · failedCLIMBING THRU 20K LT PACK OFF LT ILLUM. RAN PACK OFF CKLIST STATUS MSG AUTO 1 INOP FOLLOWED BY RED CABIN ALT LT AND EICAS AUTO 2 INOP. EMERGENCY DESCENT TO 10K AND CABIN AUTO INOP. CHECKLIST COMPLETE. OUTFLOW VLV OBSERVED CLOSED. LT PACK TURNED ON APPEAREAug 17, 2004 · N664DN · Boeing 757232SDR ASMF200408011Regulator · openCAPTAIN REPORTED THAT AT FL 330 FLOWS LIGHT TURNED ON DUE TO PRESSURIZATION FAILURE PERFORMING AN ABNORMAL AND EMERGENCY PROCEDURE. ANTI-ICE WAS APPLIED TO ENGINES AND WINGS BUT LIGHT CONTINUE AND CABIN ALTITUDE LIGHT TURNED ON, PRESSURIZATION WAS CONTROLLED Aug 12, 2004 · N505MD · Doug DC982SDR 04FDEA02394Outflow Valve · inoperativePDIS 415 21-30 0007170 FWD NR 1 OUTFLOW VALVE STUCK IN THE OPEN POSITION (AMBERARROW ON ECAM). NR 1 PRESS REGULATOR IN USE-ECAM SHOWED 0 V/S AND CABIN ALT. AT 260 FT. WHEN SWITCHED TO NR 2 REG. ECAM SHOWED ACTUAL V/S MATCHED A/C CLIMB RATE AND CABIN Aug 6, 2004 · N415FE · Airbus A310SDR COMA0460445Outflow Valve · obstructedFLIGHT 4952 AIRCRAFT WILL NOT PRESSURIZE. FOUND SAFETY WIRE IN OUTFLOW VALVE. REMOVED WIRE AND PRESSURE CHECK WAS NORMAL.Aug 3, 2004 · N804CA · Cndair CL6002B19SDR DLM88040695Handle · stuckCABIN PRESSURE CONTROL WENT INOPERATIVE IN CRUISE. CREW REPORTED OUTFLOW VALVE HANDLE STUCK. REMOVED FALLEN AUTOPILOT SELECTOR KNOB FROM OUTFLOW VALVE CONTROL WHEEL.Jul 26, 2004 · N915DE · Doug MD88SDR FTU2004F00006Outflow Valve · brokenAC WITH A PRESSURIZATION COMPLAINT. GROUND PRESSURIZATION DISCOVERED A LARGE FLOW OF AIR UNDER THE REAR CABIN FLOOR IN THE AREA OF THE OUTFLOW VALVES. FURTHER INVESTIGATION FOUND THE SUPPORT VANES FOR THE NOISE SUPPRESSORS WERE BROKEN CAUSING THE OUTFLOW VALJul 22, 2004 · N727C · Cessna 550SDR MWEA040104Outflow Valve · inoperativeCABIN PRESSURE MANUAL FAIL. REMOVED AND REPLACED THE CABIN AIR OUTFLOW VALVE ACTUATOR.Jun 17, 2004 · N918ME · Boeing 717200SDR DL73S040549Outflow Valve · malfunctionedPASSING FL 220 CABIN UNABLE TO MAINTAIN PRESSURIZATION. DESCENT INITIATED QRH PROCEDURES ACCOMPLISHED. NO INJURIES OR AIRCRAFT DAMAGE. REPLACED AIRCRAFT OUTFLOW VALVE ASSEMBLY PER M/M. SYSTEM CHECKS NORMAL.Jun 13, 2004 · N375DL · Boeing 737247SDR AWXA200400584Outflow Valve · faultyAIR TURN BACK - FLT 0051 - ON CLIMB OUT OF LAS EN ROUTE, RECEIVED AVIONICS VENT SYSTEM FAULT, AIRCRAFT PRESSURIZED NORMALLY, TURNED BACK TO LAS AND LANDED WITHOUT FURTHER EVENT. MAINTENANCE ISSUED MEL 21-26-04 COND 1, "SKIN AIR OUTLET VALVE INOP". ON 05/31/200May 29, 2004 · N803AW · Airbus A319132SDR HAEA00141Outflow Valve · stuckWHILE ON CLIMBOUT FROM ELP CABIN WOULD NOT PRESSURIZE. RESET SYSTEM AND CABIN DID PRESSURIZE. CLIMBED TO 17,000 AND CABIN ALTITUDE HORN SOUNDED. AIRCRAFT DESCENDED AND LANDED AT LBB.May 26, 2004 · N232TW · Amd FALCONSDR ASMF200405017Pressure Valve · failedAIRCRAFT RETURNED FLIGHT BECAUSE IN AUTOMATIC MODE THE PRESSURIZATION SYSTEM HAD OSCILLATIONS AND IN MANUAL MODE THE PRESSURE VALVE COULD NOT BE CLOSED. DURING MAINTENANCE REVISION, THE SWITCH WAS PLACED IN MANUAL POSITION AND VALVE WAS CLOSED, THE SYSTEM OPEMay 15, 2004 · N1075T · Doug DC987SDR ASMF200405016Regulator Valve · failedAIRCRAFT RETURNED OF FLIGHT WHEN FAIL IN RIGHT AIR CONDITIONING SYSTEM AND ADVERSE WEATHER CONDITIONS. AIRCRAFT FLIGHT WITH RT AIR CONDITIONING SYSTEM DEFERRED IAW MEL 21-1. DURING OVERNIGHT SERVICE, RT PRESSURE REGULATOR VALVE WAS REPLACED IAW MM 21-31-06, TMay 14, 2004 · N162PL · Doug MD88SDR FBVXA1Line · chafedTHE ELEVATOR CONTROL CABLE CHAFED THROUGH OUTFLOW VALVE VACUUM EJECTOR LINE CAUSING A (BUMP) IN THE PRESSURIZATION. ALSO CAUSED ERRATIC PRESSURIZATION IN FLIGHT. REPLACED THE LINE AND OPS CHECKED GOOD.May 6, 2004 · N627L · Cessna 550SDR USA2004F00051Outflow Valve · failedENROUTE, CREW REPORTED CABIN ALTITUDE WARNING HORN SOUNDED AS THEY ENCOUNTERED A SLOW LOSS OF CABIN PRESSURIZATION. PRESSURE LOSS WAS NOT EXPLOSIVE BUT CREW COULD NOT CNTRL PRESS. FLIGHT DESCENDED TO 10,000 FT AND CONTINUED. NO OXYGEN MASKS WERE DEPLOYED. May 5, 2004 · N518AU · Boeing 7373B7SDR USAASA04041Outflow Valve · failedCLT - FLT 9215 - FERRY FLIGHT FROM MHT-CLT, EN ROUTE, WHILE AT FL390, THE AIRCRAFT EXPERIENCED A NR 1 CABIN PRESSURIZATION FAILURE, FOLLOWED TEN SECONDS LATER BY A NR 2 CABIN PRESSURIZATION FAILURE. A RAPID DESCENT WAS MADE TO 10,000 FEET. AFTERWARDS, THE FLApr 30, 2004 · N753US · Airbus A319112SDR USAASB04047Outflow Valve · malfunctionedAFTER CLIMB EN ROUTE, CABIN ALTITUDE WARNING HORN SOUNDED. CREW STATED THEY LOST CABIN PRESSURE & WERE UNABLE TO CONTROL IN ANY MODE. PERFORMED EMERGENCY DESCENT. FLT DIVERTED & LANDED WITHOUT INCIDENT. NO EMERGENCY DECLARED. MAINT FOUND FWD OUTFLOW VALVE WApr 27, 2004 · N423US · Boeing 737401SDR IXXA0400020OLinkage · looseDURING FLIGHT CABIN CLIMBING AT 1000' PER MINUTE- AIRCRAFT ALTITUDE FL200- UNALBE TO CAUSE CABIN TO DESCEND TO NORMAL ALTITUDE- CROSSFEED OPEN. MAINTENANCE INSPECTED PNEUMATIC DUCTING AND PERFORMED LEAKS CHECK. NO DEFECTS NOTED. MAINTENANCE THEN PERFORMED GROUApr 12, 2004 · N71CX · Doug DC862FSDR USA2004F00025Outflow Valve · failedON CLIMB OUT, ENROUTE, THE AUTO MODE OF THE PRESSURIZATION CONTROLLER FAILED AT FL230. THE AUTO FAIL LIGHT ILLUMINATED AND THE CABIN PRESSURE WARNING HORN ACTIVATED AS CABIN ALTITUDE REACHED 12,000 FEET. THE OUTFLOW VALVE WAS NOTED AS BEING CLOSED. FLIGHT DApr 10, 2004 · N591US · Boeing 737301SDR AWXA200400352Outflow Valve · failedAT FL 350 LOST CABIN PRESSURE, COULD NOT CONTROL IN ANY MODE. EXECUTED EMERGENCY DESCENT & MANUALLY DEPLOYED MASKS, DECLARED EMERGENCY. MX PERFORMED TEST OF OUTFLOW VALVE & FOUND HEATER GASKET INOP. R / R OUTFLOW VALVE, CABIN PRESS CONTROLLER AND CABIN PRESApr 5, 2004 · N166AW · Boeing 73733ASDR CA040402002Outflow Valve · failed(CAN) AIRCRAFT AT A CRUISE ALTITUDE CABIN DEPRESSURIZED. O2 SYSTEM ACTIVATED AUTOMATICLY. EMERGENCY DESCENT DECLARED.Apr 1, 2004 · Lear 35ASDR COMA0460229Outflow Valve · malfunctionedFLIGHT 5396 AIRCRAFT DID NOT PRESSURIZE. DEFERRED THE OVERBOARD EXHAUST SOV PER MEL 21-24-06 (B).Mar 28, 2004 · N924CA · Cndair CL6002B19SDR 0400339155Line · brokenAT FL330, THE CABIN BEGAN TO CLIMB AT 500 FPM AND COULD NOT BE CORRECTED. CREW INITIATED AN EMERGENCY DESCENT TO 10,000 FT AND THEN WAS ABLE TO CLIMB BACK TO A HIGHER ALTITUDE IN STAGES. EVENTUALLY THE AIRCRAFT HAD TO DESCEND BACK DOWN TO 17,000 FT TO MAINTAFeb 28, 2004 · N8914E · Doug DC914SDR CA040220007Valve · failed(CAN) DURING THE CLIMB THE AIRCRAFT EMERGENCY PRESSURIZATION VALVE OPENED WITH OUT BEING SELECTED. THE CREW DEPRESSURIZED THE AIRCRAFT AND RETURNED TO BASE. THE EMERGENCY PRESSURIZATION VALVE WAS REPLACED AND THE AIRCRAFT SYSTEMS FUNCTION CHECKED SERVICABLEFeb 18, 2004 · Cessna 441SDR 2004UALA00128Safety Valve · failedDIVERTED AFTER A RAPID CABIN DECOMPRESSION. THE INBOARD AND OUTBOARD SAFETY RELIEF VALVES FAILED OPERATIONAL TEST AND WERE REPLACED. THE CABIN PRESSURE CONTROLLER WAS ALSO REPLACED PRECAUTIONARY.Feb 14, 2004 · N947UA · Boeing 737522SDR QXEA200400120Seal · failedSMF - FLIGHT 2438 - AIRCRAFT FAILED TO PRESSURIZE ON CLIMBOUT AND THE CREW RETURNED TO FIELD. MAINTENANCE INSPECTED THE AIRCRAFT AND PLACED THE SYSTEM ON MEL. MAINTENANCE REPLACED THE SEAL ON THE AFT PASSENGER DOOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFeb 9, 2004 · N415QX · Bombdr DHC8401SDR 2004FA0000185Check Valve · crackedWHILE TROUBLESHOOTING A PRESSURIZATION PROBLEM, A CRACKED CHECK VALVE AT THE RT PRESSURE REGULATING AND CHECK VALVE ASSEMBLY WAS FOUND. A PIECE OF THE CHECK VALVE WAS MISSING. THE LT SIDE WAS THEN CHECK AND AN IDENTICAL CHECK VALVE CONDITION WAS FOUND. A SEFeb 4, 2004 · N900JD · Cessna 650SDR 2004FA0000184Check Valve · crackedWHILE TROUBLESHOOTING A PRESSURIZATION PROBLEM, A CRACKED CHECK VALVE AT THE RT PRESSURE REGULATING AND CHECK VALVE ASSEMBLY WAS FOUND. A PIECE OF THE CHECK VALVE WAS MISSING. THE LT SIDE WAS THEN CHECKED AND AN IDENTICAL CHECK VALVE CONDITION WAS FOUND. A Feb 4, 2004 · N900JD · Cessna 650SDR 2004FA0000183Check Valve · crackedWHILE TROUBLESHOOTING A PRESSURIZATION PROBLEM, A CRACKED CHECK VALVE AT THE RT PRESSURE REGULATING AND CHECK VALVE ASSEMBLY WAS FOUND. A PIECE OF THE CHECK VALVE WAS MISSING. THE LT SIDE WAS THEN CHECKED AND AN IDENTICAL CHECK VALVE CONDITION WAS FOUND. A Feb 4, 2004 · N600JD · Cessna 650SDR 2004FA0000182Check Valve · crackedWHILE TROUBLESHOOTING A PRESSURIZATION PROBLEM, A CRACKED CHECK VALVE AT THE RT PRESSURE REGULATING AND CHECK VALVE ASSEMBLY WAS FOUND. A PIECE OF THE CHECK VALVE WAS MISSING. THE LT SIDE WAS THEN CHECKED AND AN IDENTICAL CHECK VALVE CONDITION WAS FOUND. A Feb 4, 2004 · N600JD · Cessna 650SDR VNAA0401014Outflow Valve · failedDURING CLIMB, CREW COULD NOT PRESURIZE AIRCRAFT. AIRCRAFT RETURNED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE PRIMARY OUTFLOW VALVE IN ACCORDANCE WITH BOMBARDIER MAINTENANCE MANUAL 21-00-00. OPERATIONAL CHECKS WERE PERFORMED AND AIRCRAFT WAS RELEASED FOJan 27, 2004 · N209PS · Cndair CL6002B19SDR 2004UALA00057Valve · defectiveRETURN TO FIELD DUE TO A PRESSURIZATION PROBLEM. INABILITY TO PRESSURIZE WAS RESULT OF A MALFUNCTIONING SKIN AIR OUTLET VALVE. THE DEFECTIVE UNIT WAS REPLACED AND VERIFIED FAULTY. NO FURTHER PRESSURIZATION PROBLEMS REPORTED SINCE UNIT REPLACEMENT.Jan 24, 2004 · N439UA · Airbus A320232SDR ASOA04047Shutoff Valve · inoperativeFLT 4749 - DURING DESCENT FROM SRQ-ATL, A STRONG BURNING ODOR OCCURRED FOR APPROXIMATELY ONE MINUTE WHEN THE POWER WAS BROUGHT FROM IDLE TO CRUISE WITH THE ENGINE BLEEDS ON. THE ODOR DID NOT OCCUR WHEN THE BLEEDS WERE SELECTED TO THE AUXILIARY POWER UNIT. THJan 18, 2004 · N860AS · Cndair CL6002B19SDR CA040202005Regulator Valve · failed(CAN) COULD NOT PRESSURIZE THE AIRCRAFT. AIRCRAFT LANDED BACK, FOLLOWING INVESTIGATION, MAINTENANCE FOUND IN FAULT THE LT PILOT PRESSURE REGULATING VALVE P/N 392454-3-1 S/N 6549 AND LT PRESSURE REGULATOR VALVE P/N 392714-1-1 S/N 4522. BOTH VALVES REPLACED ANDJan 9, 2004 · Doug DC983SDR MEX2004014Regulator Valve · failedAC PERFORMED UNSCHEDULED LANDING DUE TO A PRESSURIZATION FAILURE. CAPT REPORTED, DURING CRUISE AT FL35 WHEN ANTI-ICE WAS TURNED ON CABIN CLIMB INDICATION MOVES ALTERNATIVELY +/- 1000 FT. PRESSURIZATION CONTROL VALVE WENT TO OPEN W/O CONTROL, HAVING UNCONTROLJan 9, 2004 · N501AM · Doug DC9*SDR UPS04441702Check Valve · stuckDECOMP LIGHT AND ALT WARNING HORN 10000 ALT CAME ON AT ALT 22000. ACCOMPLISHED RAPID DECOMP AND EMERGENCY DESCENT. CHECK LIST BUMP PUEL ATB FOUND PNEU GROUND CONNECT CHECK VALVE INTERMITTENT, STUCK OPEN POS. REMOVED AND REPLACED PNEU GND CONNECT CHECK LEFT VJan 9, 2004 · N520UP · Boeing 747200SDR 0400089872Outflow Valve · bindingWHEN AIRCRAFT LEVELED OFF AT FL330, THE CABIN STARTED TO UNCONTROLLABLE LOSE PRESSURIZATION AT 1000 FPM. OUTFLOW VALVE SHOWED FULL CLOSED SO CREW PERFORMED AN EMERGENCY DESCENT TO 10,000 FEET. THE MAXIMUM ALTITUDE THE CABIN EVER REACHED WAS 13,500 FT AND NO Jan 8, 2004 · N781NC · Doug DC951SDR CA040202004Outflow Valve · faulty(CAN) UNABLE TO PRESSURIZE THE AIRCRAFT. AIRCRAFT LANDED. MAINTENANCE FOUND RT PRSO VALVE P/N 392714-1-1 S/N 2653 IN FAULT. VALVE REPLACED.Jan 5, 2004 · Doug DC983SDR 2004UALA00007Relief Valve · failedAT FLIGHT LEVEL 33.0 LOST PRESSURIZATION, OXYGEN MASKS DEPLOYED INADVERTENTLY. CABIN SAFETY PRESSURE RELIEF VALVES FAILED. REPLACED INBOARD & OUTBOARD RELIEF VALVES.Jan 4, 2004 · N377UA · Boeing 737322SDR AALA20031484Actuator · failedTPA T1709/30 AIRCRAFT WOULD NOT PRESSURIZE. REPLACED CABIN PRESSURE OUTFLOW VALVE ACTUATOR. SYSTEM GROUND CHECKED NORMAL OPERATION.Dec 30, 2003 · N578AA · Doug DC982
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