JASC 3620
Service difficulty reports · 1,276
Reports filed under 3620 · Pneumatic Indicating 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 = '3620' 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.
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 = '3620' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR SIMA20260925003Pressure Switch · failedBLEED 2 OVERPRESSURE AT 2,000 FT. RAN QRH, MESSAGE EXTINGUISHED YET LOOKING ON ECS PAGE BLEED, 2 VALVES SHOWED FAILED CLOSED ALONG WITH HIGH PRESSURE STILL PRESENT. DECIDED TO PUSH OUT BLEED 2 AND KEEP OFF REMAINDER OF FLIGHT. BLEED VALUE EVENTUALLY RETURNED TSDR 2026FA0000671Eva Tube · blownIN ROUTE OVER KCOU WHEN THE MASTER CAUTION CAME ON AND THE LT BLEED FAIL LIGHT ILLUMINATED. THE PILOTS FOLLOWED THE CHKLIST & CLOSED LT BLEED VALVE. THE CHKLIST INSTRUCTED THEM TO DESCEND BELOW 14K. ASKED ATC, CENTER WAS VERY BUSY & TO GIVE THEM PRIORITY HANDSDR HNAA2026081200658Clamp · leakingBLEED 1 LEAK IN FLIGHT, ENGINE BLEED SYSTEMS. TROUBLESHOT BLEED 1 SYSTEM, FOUND CLAMP BETWEEN HSV AND CHECK VALVE TO BE LEAKING. REINSTALLED CLAMP AND TORQUED IAW AMM 36-11-02. OPS CHECKED GOOD. ACFT OKAY FOR SERVICE. RETURNED ACFT TO NORMAL CONFIGURATIONSDR DALA2026081604673Sensor · faultedDIVERTED TO DEN DUE TO RIGHT BLEED OFF & CABIN ALTITUDE WARNING. REPLACED 450DEGREE TEMP SENSOR. OPS CHECKED GOOD. (8391085)(AIRCRAFT GROUNDED)SDR HNA2026F00002Duct · leakingBLEED 1 LEAK IN FLT. R & R ENGINE 1 Y-DUCT IN PYLON. NO FIX. FOUND OVER-WING COUPLING IN BLEED DUCT MISSING INTERNAL O-RING (BLEED SLEEVE) COUPLIN REMAINS DETACHED.SDR HNAA202608120658Warning Message · false indicationDURING CRUISE RT TANK INDICATED FROM 2000LB TO 800LB WITH FUEL IMBALANCE MESSAGE. INDICATION RETURNED TO NORMAL IN DESCENT. INSPECTED FUEL QTY, EICAS MATCHES SPR AND MAGNA STICKS. PERFORMED OPS CHECKED IAW AMM 28-41-00. OPS CHECKED GOOD.SDR SWIA2026072576673Sensing Element · out of positionANTI-ICE DUCT MASTER WARNING MSG ENROUTE. FOLLOWED QRH. (FLIGHT 4709) ON ARRIVAL PERFORMED OPS CHK OF WING ANTI-ICE REF AMM 30-12-00. OPS CHKD GOOD. COULD NOT DUPLICATE FAULT ON GRND. TROUBLESHOT ANTI-ICE DUCT WARNING MSG REF FIM 36-20-00, FOLLOWING SECTION WSDR 3EJAN631RP062126Seal · wornL BLEED LEAK RED CAS MESSAGE. RAN CHECKLIST AND LIGHT EVENTUALLY EXTINGUISHED. REMOVED AND REPLACED SEALS FOR BOTH PACK FLOW CONTROL VALVE. FOUND BLEED LEAK REPORT POINTS TO AREA AROUND
LEFT-INTERMEDIATE VALVE. FOUND VALVE LEAKING REINSTALLED INBD CLAMP. PESDR SWIA2026060876217Duct · out of positionRIGHT BLEED DUCT WARNING MESSAGE, FOLLOWED BY A R BLEED DUCT CAUTION MESSAGE. PERFORMED QRH PROCEDURE FOLLOWED BY UNPRESSURIZED FLIGHT WITH BOTH PACKS INOP QRH. RETURNED TO ROW DUE TO HIGH CABIN TEMPERATURE. (FLIGHT 6191) TROUBLESHOT THE RH BLEED PACK FAULT SDR CALA2026060916948Shutoff Valve · faultyLEFT ENGINE ANTI ICE LIGHT ILLUMINATED DURING CLIMB OUT DURING INSPECTION OF EXISTING FAULTS, MAINTENANCE MESSAGE 36-21010 FAULT ISOLATION PROCEDURE (CLIMB)(1) REPLACE THE PRESS REGULATING/SHUTOFF VALVE (ENGINE 1 DEBRIEFED WITH CREW NO ADDITIONAL INFORMATION SDR SWIA2026031675514Sensing Element · faultedR 14TH DUCT WARNING DURING CLIMB OUT. RAN QRH, MESSAGE DID NOT CLEAR AFTER 40 SECONDS. DURING RETURN TO FIELD, MESSAGE DID CLEAR AFTER 3 1/2 MINS. (FLIGHT 5891) ON ARRIVAL, PERFORMED GVI OF 14TH STAGE BLEED-AIR DUCTING IAW AMM 36-12-04. NO DEFECTS OR DAMAGE SDR DXTA2026010906472Pressure Valve · faultedSHORTLY AFTER TAKEOFF POWER APPLIED, HP VALVE FAIL LT AMBER CAS LIGHT ILLUMINATED. COMPLETED APPROPRIATE QRH. INSPECTED GD001 GROUND. NO DISCREPANCIES. RANG WIRING FROM VALVE TO PYLON,. NO DISCREPANCIES. R & R HP VALVE. OPS CHKD GOOD, BUT LEAK CHECKS NOTSDR DXTA2026010706447Shutoff Valve · faultyYELLOW BLEED 1 FAIL CAS WHILE WAITING FOR TAKEOFF. PERFORMED THE QRH PROCEDURE AND WAITED AN ADDITIONAL 15 MIN WITH THE SWITCH IN AUTO, CAS WOULD NOT CLEAR. ARRIVED AT AIRCRAFT AND PERFORMED CMC DOWNLOAD, THEN REMOVED LT PRSOV ACCESS PANEL ON PYLON AND PHYSISDR G41A2026FA0000007Warning Light · illuminatedON SATURDAY 1/3/2026, N198HB CYO198, DEPARTED KERI HEADING TO KECP. DURING CLIMB, THE PRESSURIZATION SYSTEM DUAL BLEED AIR WARNING LIGHTS ILLUMINATED. THE CAPTAIN DECIDED TO DIVERT/RETURN TO KERI. LOCAL MAINTENANCE WAS CALLED AND ENGINE RUNS WERE COMPLETED FORSDR SWIA202511240025Clamp · out of adjustANTI-ICE DUCT WARNING MESSAGE DURING APPROACH , WHILE IN ICING CONDITIONS. RIGHT FUSELAGE SECTION SHOWED RED ON EICAS PAGE. RAN QRH; MESSAGE EXTINGUISHED AFTER APPROXIMATELY 6 MINUTES. UPON ARRIVAL TO AIRCRAFT INTERROGATED MDC & FOUND B1 CODE 349543 & 349542.SDR DALA2025111208281Valve · faultedDECLARED EMERGENCY DUE TO "RT BLEED FAIL" MESSAGE WITH LEFT PACK ON MEL. REPLACED RT HIGH PRESSURE VALVE (HPV). (LP# 7670286)SDR SWIA202510070920Coupling · leakingRIGHT 14TH DUCT WARNING MESSAGE WHEN CLIMBING THROUGH ABOUT 8000FT. RAN QRH. MESSAGE CLEARED. RETURNED TO ORD. (FLIGHT 5610) THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 30875407, SEE THE FOLLOWING CPS FOR MX PERFORMED:CP 30882896 FOR REPLACEMENT OF THE RTSDR CALA2025091208862Duct · blownBLEED TRIP OFF LIGHT COMES ON DURING CLIMB LIGHT NO. 2 RESET DONE DUCT PRESS SPLIT RIGHT DUCT 16 PSI LEFT DUCT 40 PSI FOUND E2 PRECOOLER DUCT ASSY. BLOWN OFF REMOVED AND REPLCED E2 PRECOOLER DUCT ASSY. REF: AMM 36-12-01-000-801.PARTS USED: 29-3611-3-0032,QTYSDR DALA2025091206742Warning Message · false activationATB- DUE TO (AIR L BLEED LEAK) MESSAGE. PERFORMED HIGH POWER ENGINE RUN AND INSPECTED WING AND PYLON DUCTING WITH NO LEAKS FOUND. REPLACED BOMU (BLEED AND OVERHEAT MONITORING UNIT). (LP# 7575136, 7575137)SDR DALA2025080705932Shutoff Valve · faultedATB DUE TO "LEFT BLEED FAIL" WITH LEFT BLEED ON MEL. REPLACED LEFT PRESSURE REGULATING SHUT OFF VALVE (PRSOV).SDR SWIA202507280001Control Unit · warning messagePLEASE T/S ANTI-ICE DUCT WARNING EVENT AT NEXT MX VISIT. RECOMMEND CHECKING THE LOOPS ON THE LEFT SYSTEMMCI TYPE: TROUBLESHOOTING PRIORITY 1 (FLIGHT 5139 - FILED CLOSED)JUL 26, 2025 STATION: DEN--TROUBLESHOT ANTI-ICE DUCT MSG REFERENCING FIM 36-20-00. PERFORSDR CALA2025070306202Packing · leakingAIR R WING LEAK ECAM ON DEPARTURE.SUSPECT SEAL. WHILE WORKING TSM 36-22-00-810-841-A LEAK WAS DETECTED AT HEAT EXCHANGER OUTLET TEMPERATURE SENSOR IN NR 2 PYLON. REMOVED AND REPLACED DAMAGED O-RING. INSTALLED SENSOR IAW AMM 36-11-17-400-001-A. PERFORMED FUNCSDR HNAA2025060900408Precooler · crackedON CLIMB OUT OF PHL BLEED 2 LEAK WARNING MESSAGE PRESENTED. FOUND CRACK IN #2 ENG PRECOOLER R+R #2 ENG PRECOOLER IAW AMM 36-11-04. OPS CHECK GOODSDR YENA2025050200461Sensor · failedFLT#416, SFO-JFK. (ETOPS) CLASS II AIR BLEED MSG ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1) FAULT(S) INDICATED BY AIR BLEED ); REMOVED AND REPLACED PRESS. SENSOR 18HA2 IAW 36-11-18. OPS CHECK GOOD. MSG CLR. MDDR CLESDR JJBA20250410038Valve · inoperativeBLEED 1/2 OVER TEMP IN ICING. REMOVED AND REPLACED LOW TEMP AIR THERMOSTAT. OPS CHECK SAT. PERFORMED TI AND AGAIN BLEED 2 ARROW TURN AND WENT INTO RED. NO EICAS MESSAGE WAS GIVEN. REMOVED AND REPLACED BLEED 2 OUTLET TEMP SENSOR. PERFORMED BLOCK 1, 2, AND 3 OPSSDR 3EJA2025020613025Switch · failedEICAS POPULATED AN AMBER CODE OF “HP DUCT O’PRESS R”. T/S SYSTEM. R/R OVERPRESSURE SWITCH RH SIDE DUCT. OPS CK GOODSDR DALA2025012700639Sense Line · looseSHIP 3251 DISC: REJECTED TAKEOFF (THRUST ADVANCED, 0 KTS). DURING ICE CLEARING PROCEDURE (70% N1) AIR ENG 2 BLEED ABNORM PR, ABOVE 50% N1, ENG BLEED DROPS TO 0 PSI. C/A: POST FLT REPORT,PRESS REG-V 4001HA2 OR, SOL 10HA2 OR SENSE LINE 36-11-00. INSPECTED SENSE SDR N6WA2025011304Clamp · looseR BLEED DUCT WARNING IN FLIGHT. FOUND RH FWD SENSE LINE CLAMPS LOOSE BLOWING HOT AIR ON SENSING LOOPS. RESECURED CLAMPS AND PERFORMED OPS/LEAK TEST IAW CRJ FIM 36-21-03 AND 21-51-00 OPS /LEAK TEST GOOD.SDR YENA2024091601271Controller · malfunctionedFLT#455, BOS-JFK. 'INFLIGHT (WHILE ALREADY OPERATING W/MEL 36-00-00A) XBLEED FAIL EICAS MESSAGE PRESENTED AND AMBER X WAS DISPLAYED ON ECS SYNOPTICS PAGE; FOLLOWING FIM TASK 36-10-00-810-801-A00 FOUND AMS CH2 TO ERRONEOUSLY SHOW XBLEED VALVE X'D OUT. RESET AMSSDR N6WA2024070102O-Ring · missingLEFT BLEED DUCT WARNING AT FL270. REPLACED O'RING AT HEAT EXCHANGER AFT DUCT IAW CRJ AMM 21-51-06. OPS CHECK GOOD.SDR DXTA2024061912097Shutoff Valve · odorBLEED 2 FAIL YELLOW CAS: UPON LANDING IN TORRANCE, SLIGHT BURNING SMELL IN THE COCKPIT, BLEED 2 FAIL YELLOW CAS MESSAGE APPEARED, YELLOW X OVER THE PRSOV NUMBER 2 ON SYNOPTIC. BLEED 2 OFF WHITE CAS ILLUMINATED. PERFORMED WIRING CHECKS BETWEEN AMS CONTROLLER SDR SWIA202310276Unknown · warning messageR 10 DUCT. WARNING IN CLIMB. RAN QRH, MSG EXTINGUISHED WITHIN THE 40 SEC. RETURNED TO DEN. (FLIGHT 5346 FILED OPEN)SDR SWIA20231026004Unknown · warning messageR 10TH DUCT. MASTER WARNING AND EICAS, COMPLIED WITH QRH DID NOT RESOLVE WITH THRUST AT IDLE ON AFFECTED ENGINE IN APPROPRIATE TIME. WENT OUT APPROXIMATELY 2 MINUTES AFTER QRH TIME ELAPSED (FLIGHT 5817 FILED CLOSED)SDR SWIA20231023Unknown · warning messageREPEAT L 10TH DUCT WARNING MESSAGE ON CLIMB OUT. PLEASE REVIEW HISTORY AND T/S NEXT OVERNIGHTMCI TYPE: TROUBLESHOOTING PRIORITY 1 (FLIGHT 5452 FILED CLOSED)OCT 24, 2023 STATION: RDD--REMOVED AND REPLACED HEATING ELEMENT SENSOR AT A17WK PER CRJ-200 AMM 36-21SDR AALA202309273990Sense Line · looseAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW: DURING CLIMB AIR ENGINE 1 BLEED ABNORMAL PRRESSURE ECAM MESSAGE. FLIGHT CREW ACCOMPISHED QRH BUT RESET WAS UNSUCESSFUL. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INCIDENSDR BAGA2023091800001Unknown · unknownBLEED 2 FAIL FOLLOWED QRH PROCEDURE EAP2-3SDR AALA202309188946Tube · faultyAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO SFO DUE TO LEFT ENGINE EPR FLUCTUATION. AIRCRAFT LANDED SAFELY AT SFO WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR AALA202309158419: MAINTENANCE REPLACED LEFT ENGINE BLEED AIRSDR DALA2023071105624Unknown · unknownSHIP 0698 - PRES/DIV/DE - TO JAX DUE TO DUAL BLEED TRIP AND SUBSEQUENT PRESSURIZATION ISSUES. PERFORMED EMERGENCY DESCENT. PASSENGER OXYGEN MASKS DEPLOYED. CORRECTIVE ACTION: REPLACED LT ENGINE HIGH STAGE VALVE, HIGH PILOT CONTROLLER AND 450 DEG OVER TEMP LIMISDR YENA2023062700733Shutoff Valve · failedFLT#835, BOS-MSP. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) ' 36 R BLEED FAIL IN CLIMBING THENFL330. R PASS REG SOV INOP COMPLIED WITH ECL- DESCENT 300; THE OMS RECORDED R ENG PRSOV AS THE POSSIBLE CAUSE. REMOVED AND REPLACED R ENG PROV PER AMP 36-11-01. OPSDR HNAA2023062000202Unknown · unknownBLEED 1 LEAK WITH PACK 1 SURGING & PERSISTANT PACK 1 VALVE CLOSED MESSAGE.
REMOVED PANEL 191EL. FOUND BLACK FLEX DUCT AT HEAT EXCHANGER OFF. RESECURED DUCT AND OPERATED PACK, LEAK CHECK FAILED AS DUCT BLEW OFF AGAIN. REINSTALLED PANEL. BLACK DUCT ON PACKSDR DALA2023061304846Unknown · unknownSHIP 0698 - DIV - TO MIA DUE TO DUAL BLEED TRIP. CORRECTIVE ACTION: T/S, REMOVE AND REPLACED THE FAN AIR VLV, HP VLV, HP CONTROLLER AND FAN AIR TEMP SENSOR 380. PERFORMED LT AND RT ENG PWR RUN, ALL PNEUMATIC SYS CKS OK.SDR SWIA202305150014Unknown · warning messageR BLEED DUCT WARNING MESSAGE IN CLIMB JUST AFTER TAKEOFF. SHORTLY AFTER MESSAGE BECAME R BLEED DUCT CAUTION. QRH WAS RUN AND RETURNED TO FIELD. (FLT 3882 FILED OPEN)THIS IS CURRENTLY A WORK IN PROGRESSSDR DALA2023050403468Unknown · unknownSHIP 3354 -DIV- DUE TO RT WING BLEED LEAK ECAM MESSAGE. CORRECTIVE ACTION: T/S. FOUND HARNESS 3506VS AND 3508VS WITH HIGH RESISTANCE. ELEMENT 117HF & INTERCONNECTED CABLE 116HF FOUND DAMAGE. REPLACED ELEMENT LOOP 117HF. REPLACED INTERCONNECTOR CABLES 66HF, 83HSDR DALA2023050303442Unknown · unknownSHIP 3302 -ATB- DUE TO LT WING BLEED LEAK ECAM MESSAGE. CORRECTIVE ACTION: REPLACED BOTH HEAT EXCHANGERS DUE TO CRACK AND CLOGGED. (4081930)SDR DALA2023042503233Unknown · unknownSHIP 3354 - DIV - DUE TO RT WING BLEED LEAK. CORRECTIVE ACTION: INSPECTED AND RESISTANCE CHECKED ALL LOOPS FOR THE WING, PYLON AREA, AND FUSELAGE. NO TROUBLE FOUND. REPLACED BMC 1. (8171762)SDR 9JLA2023042025821Precooler · damagedTHE FLIGHT CREW REPORTED THAT DURING FLIGHT OF RECEIVING A RIGHT BLEED AIR OVERTEMP INDICATION. THE MAINTENANCE PROVIDER FOUND THE RIGHT BLEED AIR PRECOOLER HAD DAMAGE. THE PRECOOLER WAS REMOVED. AN OVERHAULED UNIT WAS INSTALLED. OPS AND LEAK CHECKS WERE PERFOSDR SWIA20230412003Heating Element · warning messageIN CRUISE TO DEN RECEIVED L/H 14TH STAGE DUCT WARNING FOLLOWED QRH TO LAND AT NEAREST SUITIBLE AIRPORT (FLIGHT 4741 FILED CLOSED)UPON ARRIVAL TO AIRCRAFT FOUND 14TH STAGE DUCT WARNING TO BE HARD FAULTED AND PYLON LOOP SECTION OF A/ICE PAGE OF THE EICAS TO BE ISDR YENA2023040700328Unknown · unknownFLT#1388, LAX-BOS. (ETOPS) 'CLASS 2 AIR BLEED MAINT MSG ( 36-00-00-C CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY FAULT(S) INDICATED BY AIR BLEED ); SEE LP 3569631-2. MDDR 505669 (REPLACED ENG 1 BLEED HARNESS (FIN: 4170KS)SDR N6WA2023030602Overheat Loop · groundedRIGHT BLEED DUCT WARNING IN FLIGHT. INSPECTED AND FOUND BLEED LOOP MT146 CONTACTING BLEED DUCT. RELOCATED AND RESECURED BLEED DETECTION LOOP MT146 IAW CRJ 550 AMM 36-21-03. OPS CHECK GOOD. INSPECTED AND FOUND RH HASOV INSULATION MUFF IMPROPERLY INSTALLED.REMOVSDR IPXA2023020390577Not Entered · not enteredINSPECTION TYPE:NA**DIVERSION** DURING CLIMB OUT OF PHX CREW RECIEVED LEVEL 1 AIR SYS OFF MESSAGE. RED MANF FAIL LIGHT ON OVERHEAD PANEL ILLUMITED FOR APPROX. 10 SEC. AND WENT OUT. BLEED AIR VALVE # 1 CLOSED. SYSTEM IS DEPRESSURIZED.ACCOMPLISHED FIM 36-23-02 F
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