JASC 2933

Service difficulty reports · 121

Reports filed under 2933 · Hydraulic Quantity Indicator, 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 = '2933'
  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 CALA2025091608970Transmitter · unknownIN FLIGHT HYD QTY SLOWLY DECREASING ABOUT 1 % EVERY 2-3 MINS TO 68 %. CREW STATED ACFT DEPARTED WITH 97 % ON A SYS HYDS & 102 ON B SYS. STATED AT 36,000 FT -A- SYS STARTED DROPPING A % EVERY FEW MINS UNTIL AT 68 %. RETURNED TO ORD. WHEN LANDING GEAR EXTENDEDSep 12, 2025 · N37267 · Boeing 737824SDR CALA2025051604737Transmitter · faultedL HYD QTY EICAS PRESSURE 3100 LEFT A/P DISCONNECTEDTECH SUPPORT UPDATE. REF WDM 29-33-11-2 TEST WIRING WITH A MEGGER FROM CONNECTOR D38 ON HYDRAULIC QUANTITY TRANSMITTER TO D4474P. SHAKE WIRES WHILE TESTING. BE SURE TO ISOLATE WIRING BEFORE TESTING. IADLM MACIMay 14, 2025 · N659UA · Boeing 767322SDR AALA202409094041Transmitter · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: SUSPECTED LEAK IN HYDRAULIC FLUID SYSTEM-A AND SYSTEM-B; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PHX. SYSTEM-A (AALA202409094041) AND SYSTEM-B (AALA202409099466) HYDRAULIC FLUID QUANTITY TRANSMITTER WASep 7, 2024 · N951AA · Boeing 737823SDR AALA202409099466Transmitter · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: SUSPECTED LEAK IN HYDRAULIC FLUID SYSTEM-A AND SYSTEM-B; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PHX. SYSTEM-A (AALA202409094041) AND SYSTEM-B (AALA202409099466) HYDRAULIC FLUID QUANTITY TRANSMITTER WASep 7, 2024 · N951AA · Boeing 737823SDR AALA202404300256Transmitter · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: HYDRAULICS SYSTEM A QUANTITY INDICATION ABNORMALLY LOW; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT DFW.**SUPPLEMENTAL REPORT FOR (AALA202404300256): INSTALLED SERVICEABLE SYSTEM A HYDRAULIC TRANSMITTER, LApr 29, 2024 · N336RU · Boeing 737823SDR AALA202404017698Transmitter · leakingAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: DECREASING HYDRAULIC QUANTITY FLIGHT, ATTENDDANT REPORTED SEEING FLUID LEAKING; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT MIA. REMOVED AND REPLACED SYSYTEM "A" HYDRAULIC FLUID QUANTITY TRANSMITTER. PMar 30, 2024 · N933NN · Boeing 737823SDR CALA2024030600645Monitor · faultyRT HYD QTY ON EICAS DURING TAKE OFF ROLL, EG RECOMMENDS PERFORMING B767 FIM TASK 29-11-00-211-802-C2 IN ORDER TO AID LOCATING THE HYD LEAK. REMOVED AND INSTALLED HYD RES TRANSMITTER ON THE RT RESERVOIR IN REVERENCE TO AMM TASK 29-33-02-004-001. REQUIRES HYD SEMar 3, 2024 · N657UA · Boeing 767322SDR ABXA20221020117Transmitter · intermittentRH HYD SYSTEM INDICATION FLUCTUATING. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE FOUND NO HYDRAULIC FLUID LEAKING, RT HYD. QTY. DEFERRED PER MEL 29-33-2. AIRCRAFT RETURNED TO SERVICE.Oct 19, 2022 · N371CM · Boeing 767338SDR CALA2022082402148Hydraulic System · leakingCREW REPORTS CENTER HYD QTY DROPPING WITH ASSOCIATED EICAS MESSAGES HYD QTY LOW C & RESERVE BRAKES/STRG. TOMC BILSKI. CENTER HYDRAULIC RESEVOIR READING AT 0.13 REMAINING. LEAK INDICATIONS IN RT MLG WHEEL WELL. PILOTS REPORTED EVERYTHING OPERATED NORMALLY. CODEAug 24, 2022 · N776UA · Boeing 777222SDR ABXA2022071478None · noneRT HYD QTY FLUX FROM .82 TO 1.5 AND BLANKING. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE DEFERRED THE RIGHT HAND HYD. QTY PER MEL29-33-2. VERIFIED RIGHT HYD QTY. AIRCRAFT RETURNED TO SERVICE.Jul 14, 2022 · N750AX · Boeing 767SDR 2022F00286None · defectiveON 6/28/2022 AT 0610Z, N209TR DEPARTED KTOL FOR KCHA. WHILE CLIMBING THROUGH FL220, "A" SYSTEM HYD LOW LEVEL LIGHT ILLUMINATED AND REMAINED ON. ALSO, THE "A" SYSTEM QTY INDICATOR DROPPED TO 2.2 GALLONS AND STOPPED AT THAT VALUE. CREW PERFORMED MEMORY ITEMS FORJun 28, 2022 · N209TR · Boeing 727200SDR CALA2022062001541Hydraulic System · inoperativeHYD SYSTEM REMAINED AT .25 AND HELD THERE UNTIL GEAR EXTENSION A ND DROP THEN TO .10 AND THAT AND RPR OF HYD LOSS. FOUND LH HYD QTY AT 2 GALS - SERVICED WITH 3 GALS OF HYD FLUID TO RUN ELEC HYD PUMPS FOR TROUBLESHOOTING. NO OBVIOUS LEAK.REMOVED AND REPLACED RJun 20, 2022 · N77871 · Boeing 757324SDR CALA2022060101404Module · damagedL HYD QTY LOW QTY SHOWING .48 SECURED L HYD PUMPS AS PER CHECKL IST. FOUND EVIDENCE OF HYDRAULIC LEAKEAGE ON LEFT ENGINE. AFTER 78-34-01-05 ITEM 320. REPLACED PACKING PER AMM 78-34-01 AND AMM ENGINE COWLS OPEN, NOTED HYDRAULIC LEAKEAGE COMING FROM UPPER 12-1May 30, 2022 · N648UA · Boeing 767322SDR CALA2022050901186None · none*EMERGENCY*G RSVR OVHT DISPLAYED ON UPPER ECAM SCREEN. - HYD LOCKED FOR FIX UNLOCKING FOR UPDATE ON SDAC''S ITEM LOCKED FOR FERRY.TOMC SMITH REPLACED SDAC1 & SDAC2 PER AMM 31-55-34-400-001-A. PERFORMED GND PERFORMED MAINTENANCE TAXI AND ENGINE RUN AT 75% POWERMay 9, 2022 · N483UA · Airbus A320232SDR CALA2022050601162Valve · failedG RSVR OVHT DISPLAYED ON UPPER ECAM SCREEN. - HYD FAULT-OVER HEAT INDICATION EXTINGUISHED AFTER 6 MIN WITH SYSTEM SECURED. ACP TEM 29-11-00-810-802A UP TO UP THROUGH ITEM 3. COULD NOT DUPICATE OVERHEAT. NEED TO ACP ITEM 4D. R/R ENGINE PUMP FIRE -VALVE IAW AMMMay 6, 2022 · N483UA · Airbus A320232SDR CALA2022050401132Ptu · failedG RSVR OVHT DISPLAYED ON UPPER ECAM SCREEN. - HYD SEE PREVIOUS HISTORY CASE DRAIN FILTER (1084GM). UNLOCKED FOR UPDATE T/S REF TSM 29-11-00-810-802-A. AFTER RUNNING GREEN HYD SYSTEM, FOUND THE PTU EXTREMELY HOT. 40GA, 41GA AND 49GA WERE COOL TO THE TOUCH. SUSPMay 4, 2022 · N483UA · Airbus A320232SDR AJXA2022041100015Reservoir · fault messageDURING ITS FLIGHT FROM FXE TO OAK THE PILOTS RECEIVED A MESSAGE ON THE EICAS THAT THERE WAS LOW HYDRAULIC VOLUME IN THE B SYSTEM. THE HYDRAULIC SYSTEM WAS ALSO INDICATING THAT IT WAS AT 67% WHICH IS WELL WITHIN THE NORMAL OPERATING RANGE. WHEN THE AIRCRAFT RApr 9, 2022 · N868DM · Cessna 750SDR CALA2022040800928Drain Line · damagedLOSS OF C HYD FLUID 1 HOUR PRIOR TO LANDING. NO SPECIFIC AIRCRAFT CONFIGURATION CHANGE DURING LOSS SEE IPC-29-11-75-02 ITEM 190 PN LJ38085 OR M&E 19-2911-3-0148, FOUND ON RIGHT ENGINE 2 O''CLOCK POSITION HYDRAULIC LINE LEAKING CORRECTION RIGHT SYSTEM HYDRAULICApr 7, 2022 · N56859 · Boeing 757324SDR CALA2022040600907Hydraulic System · warning messageL HYD QTY RF ON STATUS PAGE SERVICED LEFT HYD SYSTEM. QTY NOW NORMAL. NO LEAKS FOUND.Apr 6, 2022 · N674UA · Boeing 767322SDR CALA2022032500782Pump · failedRIGHT HYD QTY SYSTEM IS LOW EMG R EDP FAIL AND LEAK OCCURRED. REPLACED ENG R EDP. AFTER MAINT ACTION COMPLETED SERVICE HYD SYS R TO FULL LEVEL IN ACC AMM TASK 12-12-01-610-802 REV 94 . LEAK CHECK DONE .NML UPLIFT HYD FLUID 52 LTR NOW IND 1.06Mar 25, 2022 · N78013 · Boeing 777224SDR SWIA202162658None · overtempHYD 3 HI TEMP CAUTION MESSAGE, COMPLIED WITH QRH. TEMP AT 190 C (FLIGHT 3904 - FILED CLOSED) TROUBLESHOT FOUND TEMP SENSOR STUCK @ HIGH TEMP. REMOVED AND REPLACED #3 HYDRAULIC TEMP TRANSDUCER IN ACCORDANCE WITH CRJ900 AMM 29-36-03. OPERATIONAL CHECK/ LEAKNov 17, 2021 · N839SK · Cndair CL600*SDR CALA2021102501971Indication Sys · failedDECLARED EMERGENCY CENT HYD QUANT WENT TO ZERO VERIFIED CENTER SYSTEM HYDRAULIC QUANTITY RESERVOIR LEVEL PLACARDS APPLIED. NORMAL. HYDRAULIC SYSTEM PRESSURES OK. REQUEST MEL. . REVERSED MEL. ON RESERVE ISOLATION VLV AND NOSE GEAR, GEAR HANDLE, ALSO NO DEFOct 24, 2021 · N2250U · Boeing 777300ERSDR DALA2020031001773Pump · faultySHIP 5648 ARC BURN ON ACMP RECEPTACLE AND CONNECTOR PLUG WAS FOUND DURING INSPECT. CORRECTIVE ACTION:SUMMARY OF NRC: 00670 RH PUMP (ACMP ) R/R PER B757 AMM 29-11. ACMP CONNECTOR PLUG WAS REPLACED PER B757 SWPM. TEST OK. (1515291)Mar 3, 2020 · N548US · Boeing 757251SDR AALA2019101109009Indication Sys · false indicationAIRCRAFT WAS GROUNDED: FLIGHT DIVERTED TO ELP ON ACCOUNT OF LOSS OF FLUID FROM GREEN HYDRAULIC SYSTEM. AN EMERGENCY WAS DECLARED. MAINTENANCE FOUND HYD SYS FULL IAW AMM 12-12-29. ALL COCKPIT HYD QTY IND SHOWS FULL. A/C OK FOR SERVICE.Oct 9, 2019 · N754UW · Airbus A319112SDR SWAA2018111326624Gauge · faultyDIVERSION, AT CRUISE SYSTEM A QUANTITY WAS 71% IT CONTINUED TO FALL TO 63% AND REMAINED 63% TO LANDING. R&R A SYSTEM HYDRAULIC QUANTITY GAGE PER AMM.Nov 11, 2018 · N7727A · Boeing 73776NSDR FDEA201811093167Monitor · faultyWHEN ENTERING THE RWY FOR T/O, L HYD QTY EICAS CAUTION MESSAGE DISPLAYED AND RSVR ON THE OVERHEAD PANEL ILLUMINATED FOR THE L HYDRAULIC SYSTEM. THE EICAS STATUS PAGE DISPLAYED A MAGENTA RF BY THE L HYD QUANTITY AMOUNT. THE THRUST LEVERS WERE NEVER ADVANCED FORNov 9, 2018 · N770FD · Boeing 757222SDR 9WGA5462018032602Transmitter · intermittentDURING CRUISE, OBSERVED HYDRAULIC SYSTEM 1 REDUCTION IN QUANTITY .1 GALLON IN 6 MINUTES AND INCREASED TO .1 GALLON IN 4 MINUTES. RETURNED TO DEPARTURE. REMOVED AND REPLACED THE HYDRAULIC SYSTEM 1 QUANTITY TRANSMITTER IAW AMM 29-32-02. HYDRAULIC INDICATION SYMar 26, 2018 · N546JN · Doug MD11FSDR QXEA2018010900006Indication Sys · inoperativeNR 2 HYD QTY INDICATION BLANK ON NR 2 MFD. (HYD QTY IND INOP). PLACED ON MEL. RETURN TO SERVICE.Jan 8, 2018 · N411QX · Bombdr DHC8402SDR I5PA2017092988801Indicator · false indicationLEFT HYDRAULIC QUANTITY SHOWING ZERO. PROBLEM WAS VERIFIED, NO FLUID LOSS OR LEAKS.Sep 29, 2017 · N888LT · Boeing 757230SDR AALA201704259026Warning Message · illuminatedEMERGENCY DECLARED. RETURNED TO FIELD. DURING FLIGHT RECEIVED EICAS HYD QTY LOW MESSAGE ACCOMPLANIED BY AN INDICATION OF SLOW LOSS OF FLUID INDICATED. IT WAS DETERMINED THAT THE LEFT HYDRAULIC QUANTITY INDICATION WAS ON MEL AND PLACARDED PER 29-9 AUTH: 4-421DApr 21, 2017 · N176AA · Boeing 757223SDR A6WA201643446Warning System · false activationON CLIMB OUT FROM TAKEOFF, RECEIVED HYD 3 LOW CAUTION MSG. APPROX 10 SEC LATER RECEIVED GEAR DISAGREE WARNING MSG & AURAL. GEAR INDICATION SHOWED RED DOWN FOR RT & LT MLG & WHITE DASHES FOR NLG. BOTH MSGS CLEARED DURING EXECUTION OF GEAR DISAGREE QRH. HYD Jan 9, 2016 · N418AW · Cndair CL6002B19SDR CALA2015111300928Monitor · faultyLOST RT HYD FLUID SYS, QTY READS ZERO. NOTE TWO HOURS INTO FLIGHT QTY RETURNED TO NORMAL 1.10. PLACED ON MEL RT HYD QTY INDICATION INOPERATIVE. TROUBLESHOOTING REQUIRED. COMPLIED WITH DDP CHECK BEFORE EACH DEPARTURE FLIGHT IAW FIM 29-11-00-815-899-0-01. RNov 13, 2015 · N66056 · Boeing 767424ERSDR SIMA20150623004Warning System · activatedHYDRAULIC SYS 1 LO LEVEL IN FLIGHT. LEVEL 3/4 FULL ON GND & AT CRUSE. DECREASED INTO AMBER. HYD LO LEVEL ON EICAS, SUSPECT LEAK. TRANSFERRED HYD FLUID IAW ETN EM-29-023. PERFORMED WALK AROUND INSPECTION NO LEAKS NOTED.Jun 23, 2015 · N830AE · Emb EMB135KLSDR IPXA2015032687434Transmitter · inoperativeEMERGENCY DECLARED - ECAM MASTER CAUTION "GREEN HYD LO PR" FOLLOWED BY GREEN HYD LO LEVEL MSG. LANDED UNEVENTFULLY. PERFORMED LEAK CHECKS IAW AMM 29-00-00 GEAR RET LEAK CK IAW AMM 32-31-00. NO LEAKS NOTED, R & R GREEN SYS QTY TRANSMITTER IAW AMM 29-31-11. SMar 24, 2015 · N121UP · Airbus A300F4622RSDR AALA20150306004Indicator · faultyEMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT WAS NOT OVERWEIGHT. LT HYD QTY INDICATION DROPPED TO ZERO DURING CRUISE. REPLACED LT HYD QTY INDICATOR IAW MM 29-30-00. SYS CHECKED NORMAL.Mar 6, 2015 · N469AA · Doug DC982SDR AALA20150309006Monitor · faultyAIR INTERRUPT, RETURNED & EMER DECLARED. LANDING UNEVENTFUL & ACFT WAS OVERWEIGHT. DURING CLIMB RECEIVED EICAS MSG FOR LT HYD QTY READING .03. R & R HYD QTY MONITOR UNIT. PERFORMED OPERATIONAL CHECK IAW AMM 29-33-01. SYS CHECKED NORMAL.Mar 4, 2015 · N392AN · Boeing 767323SDR IPXA2014111284829Transmitter · inoperativeHYD INDICATION .69 ON HYD SYS NR 4 AT THE DIRECTION OF THE COMPANY. R & R QTY TRANSMITTER IAW AMM 29-33-01-401. OPS TEST PASSED.Nov 11, 2014 · N576UP · Boeing 74744AFSDR SIMA20140724002Warning System · activatedHYDRAULIC NR 1 SYS LOW CAUTION MSG. TRANSFERRED HYD FROM NR 2 TO NR 1 IAW ETN-EM-29-023. NO LEAKS NOTED ACFT OK FOR SERVICEJul 24, 2014 · N680AE · Emb EMB145LRSDR CA140707010Switch · failed(CAN) WHILE ENROUTE, CREW REPORTED A BLUE HYDRAULIC SYSTEM FAILURE, LANDED SAFELY. MOC ADVISED. RESOLUTION: BLUE HYD TANK LOW LEVEL SWITCH REPLACED IAW AMM 29-12-41-00. OPS CK SERVICEABLE. PN ON C60AA0052, PN OFF C60AA0052, SN ON 236, SN OFF931.Jul 6, 2014 · Airbus A319114SDR HYIA20140606001Sight Tube · splitPILOT REPORTED AFTER DEPARTURE FROM MAZ & DURING TRANSITION FROM CLIMB TO CRUISE SMOKE & FUMES WERE DETECTED COMING FROM DEFROST VENT. PILOT CLOSED DEFROST, RAM AIR & CABIN AIR VENT VLVS. UPON CLOSING CABIN VENTILATION VLVS, PILOT REPORTS SMOKE & FUMES NO LOMay 14, 2014 · N120PC · Cessna 402CSDR UIEA2014051200175Warning System · false activationHYD QTY LOW 4 EICAS, QRH COMPLIED WITH. COMPLIED WITH FIM 32-61 TASK 808, HYDIM 4 GND TEST PASSED, NO FAULTS NOTED. PRESSURIZED HYDS, CYCLED FLIGHT CONTROLS & PERFORMED LEAK CHECK, NO LEAKS FOUND & OPERATIONS CHECKED GOOD.May 12, 2014 · N465MC · Boeing 747446SDR SWAA2013102821551Gauge · faultyAIR TURN BACK, "A" HYDRAULIC FAILURE. R & R A SYSTEM HYDRAULIC GAUGE IAW MM.Oct 27, 2013 · N367SW · Boeing 7373H4SDR CALA2013101492028Light · intermittentRT CTR ELECTRIC HYD PUMP OVERHEAT LIGHT INTERMITTENT WHEN TESTING. SWAPPED KORRY LENS, NO HELP. CHANGED MEL 2932F COMPLIED WITH MEL REQUIREMENTS. CAP ASSEMBLY PCN IS 563-3679, REPLACED LIGHT BASE, OPERATIONS CHECKED GOOD.Oct 13, 2013 · N551UA · Boeing 757222SDR USAA2013070800024Transmitter · inoperativeENROUTE, DURING CLIMB OUT, EICAS MESSAGE CENTER HYD QTY "C". DECLARED AN EMERGENCY AND RETURNED TO FIELD. LANDED WITHOUT FURTHER INCIDENT. MX FOUND "C" HYD SYS QTY INDICATION INOPERATIVE. R & R CENTER SYS C QTY TRANSMITTER.Jul 5, 2013 · N250AY · Boeing 767201SDR CA130618003Indicator · failed(CAN) ENROUTE THE CREW RECEIVED REPEATED ECAM WARNINGS FOR A, GREEN HYDRAULIC LOW LEVEL. THE CREW CONTACTED FLIGHT DISPATCH AND SET UP A PATCH WITH MAINTENANCE CONTROL. MAINTENANCE CONTROL SUSPECTED A HYDRAULIC LEAK AND PREFERRED A RETURN TO DEPARTING STATIOJun 15, 2013 · Airbus A320211SDR UALA2013021800983Warning System · activatedLEFT HYD QTY EICAS MSG.Feb 18, 2013 · N659UA · Boeing 767322SDR UALA2013011700303Transmitter · failedOVER SERVICED GREEN HYD RESERVOIR. RESERVOIR MECHANICAL QTY INDICATOR SHOWS HALF FULL. RESERVOIR COMPLETELY FULL. DRAINED GREEN HYD SYS RESERVOIR. DISCONNECTED ISOLATION CPL OF THE PTU, REPLACED GREEN HYD RESVR QUANTITY TRANSMITTER, RECONNECTED PTU AND SVJan 17, 2013 · N452UA · Airbus A320232SDR AALA20120521012Monitor · inoperativeMIA - CREW REPORTED LEFT ENGINE DRIVEN PUMP PRESSURE LIGHT ILLUMINATED AND QUANTITY WENT TO ZERO. EMERGENCY DECLARED FLIGHT LANDED MIA WITHOUT INCIDENT. DEFERRED LEFT HYDRAULIC SYSTEM INOPERATIVE PER MEL. REPLACED HYDRAULIC QUANTITY MONITOR ON 05/21/2012 ATMay 21, 2012 · N605AA · Boeing 757223SDR UALA2012013000606Monitor · faultyRT HYD SYSTEM QTY IS 0.02; R HYD QTY EICAS MSG DISPLAYED. SAMC TEXT: WITH RT QTY LOW LIGHT ALSO. TOMC MAINT TEXT: PER CREW, PUMP LOW PRESS LIGHTS DID NOT ILLUMINATE PRESSURE NORMAL. NO SIGNS OF EXTERNAL LEAKAGE. REPLACED HYD QTY MONITOR UNIT PER MM, QTY SYJan 30, 2012 · N649UA · Boeing 767322SDR USAA2012010900032Indicator · stickingCREW REPORTED THE AIRCRAFT HAS A SMELL OF MUSTY ROTTEN SOCKS THROUGHOUT THE CABIN. SMELL WAS STRONG ON TAKEOFF AND LANDING. MAINTENANCE ACCOMPLISHED J/C 03L00021001 AND FOUND HYDRAULIC SYSTEMS A AND B OVERSERVICED. ALSO, FOUND A HYDRAULIC SYSTEM COCKPIT INDJan 8, 2012 · N516AU · Boeing 7373B7
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