JASC 2934

Service difficulty reports · 96

Reports filed under 2934 · Hydraulic Quantity Sensor, 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 = '2934'
  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 AALA2009041300001Transmitter · inoperativeDFW - RIGHT HYDRAULIC QUANTITY WENT TO ZERO. EMERGENCY DECLARED, RETURNED DFW WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT HYDRAULIC QUANTITY TRANSMITTER. SERVICED RIGHT HYDRAULIC QUANTITY TO FULL. SYSTEM GROUND CHECK NORMAL OPERATION.Apr 13, 2009 · N199AN · Boeing 757223SDR AALA200802012Transmitter · inoperativeORD INFLIGHT T96102AUG. CREW REPORTED DURING LANDING GEAR RETRACTION NR 2 CENTER ELECTRIC HYDRAULIC PUMP PRESSURE LIGHT ILLUMINATED. LANDING GEAR WAS SLOW TO RETRACT FOLLOWED BY LT MAIN GEAR DOORS DOWN INDICATION AND GEAR DISAGREE INDICATIONS. RETURNED TO Aug 2, 2008 · N397AN · Boeing 767323SDR DL764080028Monitor · malfunctionedRTO DUE AT 60 KTS LT HYD QTY INDICATION DROPPED TO ZERO. MTC FOUND LT QTY IND AT TANK FULL. FWD LT QTY IND TO MCO AND PLACARD. INSPECTED AND SHOOK DOWN WIRING AND CP AT TRANSMITTER. NTF. CO NOT DUPLICATE REPLACED HYD QTY MONITOR M122 AS PRECAUTION DUE TOJan 10, 2008 · N840MH · Boeing 767432ERSDR 07FDEA03423Transmitter · malfunctionedDURING CRUISE, GREEN HYDRAULICS SHOWED "0" PRESSURE AND "LO RSVR QUANTITY" ON ECAM. QUANTITY CONFIRMED ON OVERHEAD PANEL. DIVERTED TO ATL. DURING MANUAL GEAR EXTENSION, QUANTITY RETURNED TO GREEN BAND (BELOW TOP HAT). INSTALLED ALL THREE GEAR PINS IN AIRCRSep 5, 2007 · N411FE · Airbus A310203SDR 07FDEA03392Transmitter · leakingDURING CRUISE, GREEN HYDRAULICS SHOWED "0" PRESSURE AND "LO RSVR QUANTITY" ON ECAM. QUANTITY CONFIRMED ON OVERHEAD PANEL. DURING MANUAL GEAR EXTENSION, QUANTITY RETURNED TO GREEN BAND (BELOW TOP HAT). FOUND HYD PRESSURE TRANSMITTER IN LT WHEEL WELL LEAKING.Sep 5, 2007 · N411FE · Airbus A310203SDR DL76L070388Transmitter · unknownRTB - ON TAXI LEFT HYD QTY WENT TO 0 THEN, LATER RETURNED TO .84. REPLACED LEFT HYD QTY TRANSMITTER PER M/M 29 WTY CKS NML. LEAK OP CKS GOOD REMOVED MCO AND PLACARD.May 1, 2007 · N178DN · Boeing 767332SDR AWXA200601743Switch · failedORD - PHX - IN CRUISE FLIGHT, ECAM Y RSVR LO LVL MESSAGE, PERFORMED ECAM PTU OFF AND ENG PUMP OFF, SYSTEM RESET. THE CREW DECLARED A PRECAUTIONARY EMERGENCY. AS A PRECAUTIONARY MEASURE MAINTENANCE REPLACED THE LOW LEVEL SWITCH ASSEMBLY FOR THE YELLOW HYDRAULOct 12, 2006 · N602AW · Airbus A320232SDR AALA20050264Transmitter · malfunctionedMIA - GREEN HYDRAULIC SYSTEM QUANTITY LOSS DURING DESCENT. ECAM AND GAUGE ON OVERHEAD PANEL BOTH SHOWED HYDRAULIC LEVEL IN YELLOW BAND. PERFORMED MANUAL GEAR EXTENSION AND LANDED MIA WITHOUT INCIDENT. REPLACED GREEN SYSTEM RESERVOIR QUANTITY TRANSMITTER. SApr 13, 2005 · N70072 · Airbus A300B4605RSDR 2004UALA00616Warning Light · illuminatedFLIGHT DIVERTED DUE TO HYDRAULIC (G RSVR LO LVL) ECAM MESSAGE. LOW LEVEL SWITCH FAILED. REPLACED THE LOW LEVEL SWITCH ON THE GREEN HYDRAULIC SYSTEM . OPERATIONS CHECK NORMAL.Jun 25, 2004 · N407UA · Airbus A320232SDR AALA20031405Transmitter · inoperativeJFK T019/05 EN ROUTE JFK-LAX LOSS OF LEFT SYSTEM HYDRAULIC QUANTITY AND PRESSURE. RETURNED JFK AND LANDED WITHOUT INCIDENT. REPLACED LEFT SYSTEM HYDRAULIC QUANTITY TRANSMITTER PER MM 29-33-02-4. SYSTEM GROUND CHECKED NORMAL OPERATION.Dec 5, 2003 · N327AA · Boeing 767223SDR AALA20031353Transmitter · faultyORD T650/26 EN ROUTE PHX-ORD RT HYDRAULIC PRESSURE LIGHT AND RT REV ACCUMULATOR LIGHT ON WHEN EXTENDING FLAPS AND SLATS. LANDED ORD WITHOUT INCIDENT. INSPECTION FOUND RT AND LEFT HYDRAULIC LEVELS WITHIN LIMITS. REPLACED RIGHT HAND FLUID QUANTITY TRANSMITTER Nov 26, 2003 · N70529 · Doug DC982SDR MEX2003533Transmitter · looseAIRCRAFT RETURNED AFTER TAKEOFF, RT HYDRAULIC QUANTITY DROPPED TO TWO WITH PRESSURE CORRECT. DURING CHECK IT WAS DETECTED THAT THE MECHANISM BAR OF THE HYDRAULIC QUANTITY INDICATOR TRANSMITTER WAS DISCONNECTED. RIGHT HYDRAULIC QUANTITY INDICATOR TRANSMITTER,Nov 23, 2003 · N158PL · Doug MD88SDR AALA20031257Transmitter · inoperativeEN ROUTE LT HYD QTY LIGHT ILLUMINATED. LANDED ORD WITHOUT INCIDENT. REPLACED LT HYD QTY TRANSMITTER PER MM 29-33-01-4. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)Nov 10, 2003 · N671AA · Boeing 757223SDR AALA20030616Sensor · malfunctionedCLIMBING OUT OF FL350 EICAS DISPLAYED LOSS OF LT HYD SYS QTY, RSVS LINE ON OVHD PANEL ILLUMINATED. AILERON INPUT, ON AUTOPILOT) INCREASED BY 3 UNITS. A LOUD BANG HEARD IN AIRFRAME. ABOUT ONE MINUTE AFTER INDICATIONS, BOTH PUMP PRESS LIGHTS WERE EXTINGUISHEDMay 29, 2003 · N691AA · Boeing 757223SDR 2003UALA00181Sensor · malfunctionedLEFT HYDRAULIC QUANTITY LIGHT ILLUMINATED. QUANTITY LEVEL .02. QUANTITY RETURNED TO NORMAL AFTER LANDING. REPLACED HYDRAULIC QUANTITY MONITORING UNIT. VENDOR SHOP FINDINGS IDENTIFIED LEFT CHANNEL INOP.Feb 15, 2003 · N603UA · Boeing 767222SDR AWXA200200505Switch · erraticPHX - EMERGENCY LANDING - FLT 0612 - ON DESCENT INTO PHX EN ROUTE FROM YVR ECAM INDICATED GREEN HYDRAULIC SYSTEM RESERVOIR LOW QUANTITY INDICATION. MAINTENANCE TROUBLESHOT AND FOUND FLUID LEVEL NORMAL, INDICATION PROBLEM ONLY. REPLACED GREEN HYDRAULIC LOW LEJun 8, 2002 · N640AW · Airbus A320232SDR AALA20020716Connector · dirtyMIA - FLT 1574 - EN ROUTE ORD-SJU - CENTER HYDRAULIC QUANTITY WENT TO 0, THEN BACK TO 1.01, THEN 0, THEN BACK TO 1.01. LANDED IN MIA WITHOUT INCIDENT. VISUALLY INSPECTED CENTER HYDRAULIC QUANTITY. FLUID LEVEL READS FULL. CLEANED CANNON PLUG ON HYDRAULIC QUMay 16, 2002 · N646AA · Boeing 757223SDR AWXA200200307Sensor · failedEN ROUTE FROM PHX A WARNING FOR GREEN HYD SYS LOW LEVEL APPEARED ON ECAM. FLT CREW REQUESTED EMERGENCY EQUIP STANDBY AT LANDING, ACFT LANDED WITHOUT EVENT. MX REPLACED THE GREEN HYD SYS LOW LEVEL SENSOR. REPLACED WAS THE GREEN HYD SYS DRAIN VALVE, AND THE QApr 6, 2002 · N635AW · Airbus A320231SDR 2002UALA00279Switch · faultyDIVERTED TO MIA DUE TO HYDRAULIC QUANTITY LOSS INDICATION. CONFIRMED GREEN SYSTEM HYDRAULIC QUANTITY RESERVOIR FULL, NO EXTERNAL LEAKS NOTED. REPLACED LOW LEVEL SENSOR.Feb 16, 2002 · N403UA · Airbus A320232SDR TIM2002F00011Circuit Board · burnedPN 993641581, A PRINTED CIRCUIT BOARD ASSEMBLY INSTALLED IN A TIME DELAY ASSEMBLY. THE ASSEMBLY IS PART OF THE HYDRAULIC SYSTEM AND IS IN THE LOW LIQUID LEVEL SENSOR CIRCUIT. A CHECK OF THE ELECTRICAL SYSTEM FOUND NO DEFECTS IN THE SYSTEM. THE CAUSE OF THE Jan 29, 2002 · N216CS · Beech C99SDR AWXA200100594Switch · failedPHX - EMERGENCY LANDING - FLT 614 - 10 MIN AFTER TAKEOFF FROM SAN TO PHX ECAM MESSAGE APPEARED FOR YELLOW HYDRAULIC SYSTEM RESERVOIR LOW LEVEL. FLIGHT CONTINUED TO PHX MAKING AN UNEVENTFUL LANDING. MAINTENANCE VERIFIED NO FLUID LOSS AND TROUBLESHOT SYSTEM RENov 25, 2001 · N643AW · Airbus A320231SDR MALA010567Switch · defectiveDURING FLIGHT 2735, HYDRAULIC CAUTION LIGHT ON IN FH-MAIN AND EMERGENCY ACCUMULATORS LOW-DID MEMORY ITEMS GEAR HANDLE DOWN NO LEFT GEAR. PULLED EMERGENCY LANDING GEAR HANDLE, ALL GEAR DOWN. A/C DIVERTED TO CRW. MAINTENANCE REMOVED AND REPLACED SEPARATION BOJul 1, 2001 · N46XJ · Saab SF340ASDR AWXA0001700Switch · defectiveD: PHX - AIR TURNBACK, APPROX 30 MIN AFTER TAKEOFF THE STANDBY HYDRAULIC LOW QUANTITY LIGHT ILLUMINATED, A AND B SYSTEM QUANTITY WAS NORMAL. THE AIRCRAFT RETURNED TO PHX. MAINTENANCE INSPECTED THE AIRCRAFT FOR LEAKS AND FOUND NONE. THE STANDBY HYDRAULIC RESMay 8, 2001 · N154AW · Boeing 7373G7SDR AUS20010505Transmitter · faulty(AUS) HYDRAULIC SYSTEM B' OIL QUANTITY TRANSMITTER FAULTY.May 1, 2001 · Boeing 7374Y0SDR 2001UALA00109Switch · malfunctionedLANDED UNDER AMBER DUE TO LOSS OF THE GREEN HYDRAULIC SYSTEM. *S/D* SERVICED GREEN SYSTEM TO FULL LEVEL AND RAN SYSTEM FOR 4 CONTINUOUS HOURS. DUE TO NO POSITIVE DISCREPANCIES FOUND WITH GREEN HYDRAULIC SYSTEM QUANTITY INDICATION, REPLACED THE RESERVOIR LOWJan 12, 2001 · N443UA · Airbus A320232SDR CA001123017Sensor · failed(CAN) THE FAILED PART WAS DISCOVERED DURING THE OPERATIONAL TEST OF THE HYDRAULIC LOW LEVEL SENSOR. THIS TEST IS REQUIRED UNDER THE 100 HOUR INSPECTION PROGRAM. (ITEM 29-10/2) OF THE PILATUS CHECK SHEETS. THE SENSOR FAILED TO PROVIDE THE PROPER INDICATIONS WHENov 8, 2000 · Pilats PC1245SDR CA001123018Connector · corroded(CAN) ON LANDING ROLL SPOILER INBOARD HYDRAULIC AND NR 1 ISO VALVE CAUTION LIGHTS ILLUMINATED -- INSPECTED AND FOUND SEVERE CORROSION ON ISO VALVE SWITCH CANNON PLUG AND SOCKET. R&R SWITCH AND CANNON PLUG, OPS CHECK GOOD AT THIS TIME. DEFERRAL INSPECTED AIRCRAOct 17, 2000 · Dhav DHC8102SDR 2000UALA00449Transmitter · failedRT HYDRAULIC QUANTITY ZERO AND NO PRESSURE. *S/D* THIS WAS AN INDICATION PROBLEM. REPLACED QUANTITY TRANSMITTER.Aug 5, 2000 · N581UA · Boeing 757222SDR CA000901010Light · illuminated(CAN) ECAM MESSAGE ILLUMINATED FOR HYD RSVR LO LVL. ON HYDRAULICS PAGE LEVEL APPEARED NORMAL. SELECTED TO RETURN TO YYC. DURING APPROACH, YELLOW ELECTRIC PUMP SELECTED BACK ON. PTU SELECTED BACK ON. PROBLEM WENT AWAY. MAINTENANCE CHECKED BSCU, NO FAULTS FOUND.Jul 19, 2000 · Airbus A320211SDR USAABB00052Sensor · failedLGW - FLT 127 - AFTER TAKEOFF, CREW RECEIVED THE EICAS MESSAGE R HYD QTY AND THE ASSOCIATED LIGHT. THE HYDRAULIC QUANTITY READ 0, BUT THE PRESSURE WAS NORMAL. FLIGHT RETURNED TO LGW AND LANED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE HYDRAULIC QUANApr 12, 2000 · N648US · Boeing 767201SDR CA000310006Switch · failed(CAN) DURING CRUISE FLIGHT, AIRCRAFT HAD A FAILURE OF THE NR 2 HYD RES LEVEL SWITCH CAUSING AN ISOLATION OF THE NR 2 HYD SYSTEM. ALT LANDING GEAR EXTENSION WAS CARRIED OUT. A/C POST MOD 8/2781. PARTS TO BE EXAMINED BY VICKERS.Jan 14, 2000 · Dhav DHC8102SDR HNAA0000005Switch · inoperativeNR 2 HYD ISO VALVE CAUTION LIGHT FLICKERED IN FLIGHT. THE LIGHT ILLUMINATED STEADILY AFTER ATTEMPTED GEAR EXTENSION. GEAR WOULD NOT EXTEND. CREW PERFORMED ALTERNATE GEAR EXTENSION. FOUND NR 2 HYDRAULIC RESRVOIR LOW LEVEL SWITCH INOP. REPLACED SWITCH.Jan 14, 2000 · N916HA · Dhav DHC8102SDR USAASB99196Connector · failedBWI - FLT 2620 - AFTER TAKEOFF, THE STANDBY HYDRAULIC QTY LIGHT ILLUMINATED. FLIGHT RETURNED TO FIELD AT BWI AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGNCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE CANNON PLUG FOR THE STANDBY HYDRAULIC LOW QUANTIAug 9, 1999 · N233US · Boeing 737201SDR AALA991031Transmitter · defectiveDFW - FLT 499 - DURING APPROACH DFW FROM HSV, AIRCRAFT LOST NR 1 HYDRAULIC FLUID. LANDED DFW WITH GEAR DOORS DOWN. REPLACED NR 1 HYDRAULIC SYSTEM QUANTITY TRANSMITTER. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)Jul 12, 1999 · N1437B · Fokker F28MK0100SDR AWXA9900143Transmitter · malfunctionedDIVERSION: HYDRAULIC QTY INDICATION DISCREPANCY: 'A' SYSTEM HYDRAULIC QUANITY WAS NORMAL DURING PREFLIGHT AND T/O, 3.5 GALLONS. 'A' SYSTEM QUANITY DECREASED AFTER T/O TO 2.1 GALLONS AND THEN TO 1.4 DIVERTED TO LAS. SYSTEM RETURN TO 3.0 GALLONS UPON LANDING. Apr 17, 1999 · N180AW · Boeing 737277SDR AU980467Indication · malfunction(AUS) DURING FLIGHT, THE PILOT REPORTED THE HYDRAULIC LOW QUANTITY LIGHT HAD ILLUMINATED. THE HYDRAULIC QUANTITY AND INDICATING SYSTEM WERE CHECKED AND NIL DEFECTS FOUND.Apr 28, 1998 · Fokker F27MK50SDR USAAF98017Qty Transmitter · malfunctionedPIT - CAPTAIN ADVISED VIA ACARS THE THE NR 1 HYD QTY WAS LOW AND LOST NOSE WHEEL STEERING. AN EMERGENCY WAS DECLARED AND THE A/C LANDED WITHOUT FURTHER INCIDENT. THE A/C WAS CHECKED, NO LEAKS WERE NOTED. SERVICED HYD NR 1 AND NR 2 SYSTEM. FOUND NR 1 HYDRO Feb 17, 1998 · N868US · Fokker F28MK1000SDR ANCF9801Transmitter · defectiveBOG/CCS - FLT 078 - INITIATING TAKEOFF ROLL, C-SYSTEM HYDRAULIC QUANTITY INDICATOR, ZERO. REJECTED TAKEOFF AT 65 KNOTS. HYDRAULIC OIL LEVEL WAS CHECKED, FOUND NORMAL. FOUND DEFECTIVE TRANSMITTER CONNECTOR. (X)Feb 9, 1998 · N987AN · Boeing 75723ASDR COMA9710422Transmitter · malfunctionGREEN HYDRAULIC SYSTEM LOW LEVEL WARNING INDICATION INFLIGHT. REPLACED THE RESERVOIR QUANTITY TRANSDUCER.Oct 3, 1997 · N1110J · Emb EMB120RTSDR CA971015026Transmitter · intermittent(CAN) DURING APPROACH 'A' SYSTEM HYDRAULIC QUANTITY WOULD FLUCTUATE IN TURBULENCE, QUANTITY TRANSMITTER REPLACED.Sep 25, 1997 · Boeing 727171CSDR 9615111162Transmitter · leakingDURING CLIMB, THE NR 2 HYDRAULIC SYSTEM SHOWED A SLOW LEAK. RETURNED TO HNL, DUMPED 38,000 LBS OF FUEL AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NR 2 PRESSURE TRANSMITTER.Jul 13, 1996 · N162US · Doug DC1040SDR 96UAL900217Qty Transmitter · shortedAFTER TAKEOFF ON GEAR RETRACTION, "A" SYSTEM HYDRAULIC QUANTITY DROPPED TO 1/2 GALLON. AFTER LOWERING GEAR, QUANTITY SHOWED FULL, THEN WENT BACK TO 1/2 GALLON. GAUGE JUMPED AROUND AFTER LANDING AND WENT TO FULL. SUPPLEMENTAL DATA UPDATE: REPLACED "A" SYSTEMar 25, 1996 · N9006U · Boeing 737222SDR UPS805146Float Switch · inoperativeEMERGENCY HYD LEVEL LIGHT ILLUMINATED IN FLIGHT. REMOVED AND REPLACED FLOAT SWITCH IAW MM 29-20-00.Dec 17, 1995 · N744UP · Doug DC871FSDR 95ZZZX5363Float · puncturedCAS - DURING PRE-FLIGHT, CREW REPORTED CAS MESSAGE, HYD AUXILIARY QUANTITY LOW. AIRCRAFT WAS FERRIED TO HOT MAINTENANCE BASE. MECHANIC FOUND AUXILIARY RESERVOIR FLOAT HAD A HOLE IN IT. REMOVED AND REPLACED AUXILIARY RESERVOIR FLOAT ASSEMBLY. PERFORMED OPS Jul 17, 1995 · N335LS · Dorner DO328100SDR 9509812255Quantity Trans · failedEN ROUTE TO YUL, A-SYSTEM HYDRAULIC QUANTITY DECREASED TO 1.0 GALLON DURING GEAR/FLAP RETRACTION. AFTER RETRACTION WAS COMPLETED, QUANTITY INDICATED 1.5 GALLONS. FLIGHT RETURNED TO DTW WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED A-SYSTEM QUANTITY TRANSMIJun 24, 1995 · N255US · Boeing 727251SDR DL76L951143Qty Transmitter · malfunctionedDURING CRUISE FL 290, CENTER HYDRAULIC QUANTITY LIGHT CAME ON WITH DROP IN BRAKE PRESSURE. ALSO, HAD RESERVE BRAKES AND STEERING LIGHT COME ON AND OFF. THEN QTY INDICATION FLUCTUATIONS. DIVERTED JFK, LANDED WITHOUT INCIDENT. VERIFIED HYDRAULIC QTY FULL, REMar 14, 1995 · N178DN · Boeing 767332
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