JASC 2910

Service difficulty reports · 11,292

Reports filed under 2910 · Hydraulic System, Main, newest first.

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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 = '2910'
  ORDER BY difficulty_date DESC"

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SDR PLGA981111AValve · malfunctionedLGA - FLT 4541 - DURING APPROACH, CREW NOTICED MAIN AND EMERGENCY HYDRAULIC PRESSURE STARTED TO DROP. LANDING GEAR WAS EXTENDED USING EMERGENCY PROCEDURES. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND DUMP VALVE ON MAIN AND EMERGENCY ACCUMULATOR HAD Nov 11, 1998 · N340BE · Saab SF340ASDR 99ZZZX256Hose · leakingAT CRUISE, PILOTS EXPERIENCED A LOSS OF HYDRAULIC PRESSURE. AN UNEVENTFUL LANDING WAS MADE USING EMERGENCY SYSTEMS TO EXTEND LANDING GEAR. MAINTENANCE FOUND A SMALL HOLE IN ENGINE DRIVEN PUMP PRESSURE LINE (RIGHT) AND A CRACKED FLARE ON THE EMERGENCY HYDRAULNov 10, 1998 · N225JL · Lear 25BSDR 98UAL900534Switch · failedGREEN HYDRAULIC SYSTEM LOW-PRESSURE/LOW VOLUME. LANDED AMBER ALERT. *S/D* FOUND HYDRAULIC LEAK AT GREEN HYDRAULIC PRESSURE SWITCH ON NR 1 ENGINE. LEAK COMING FROM PACKING. REPLACED PRESSURE SWITCH, OPS CHECK GOOD.Nov 10, 1998 · N423UA · Airbus A320232SDR UIEA9809Line · leakingFLT C1353 - ATL/ANC - DIVERTED TO JFK DUE NR 1 HYDRAULIC SYSTEM STARTED TO LOSE FLUID VERY SLOWLY IN FLIGHT. USED ABNORMAL CHECKLIST PROCEDURE AND SYSTEM STILL LOST FLUID VERY SLOWLY. WITH ADP OFF AND EDP IN SUPPLY OFF, SYSTEM IS COMPLETELY EMPTY. HAD TO EXNov 9, 1998 · N508MC · Boeing 747230BSDR USAASB98292Line · chafedPIT - FLT 734 - EN ROUTE FROM MCI TO PHL, THE 'B' HYDRAULIC SYSTEM QUANTITY DECREASED AND THE LOW PRESSURE LIGHTS ILLUMINATED AT 1.8 GALLONS. DEGREE OF LOSS WAS SUCH THAT CAPTAIN DECIDED A DIVERSION WAS NECESSARY. FLIGHT DIVERTED TO PIT AND LANDED WITHOUT FUNov 5, 1998 · N263AU · Boeing 737201SDR P5CA9801599Line · looseNR 4 HYDRAULIC SYSTEM DROPPED BY 2 GALLONS DURING FIRST HOUR OF FLIGHT. DEPRESSURIZED SYSTEM AND LOSS STOPPED. FOUND HYD LINE IN PYLON AFT OF FIREWALL LOOSE. RESECURED AND TIGHTENED LINE. OPS AND LEAK CHECK GOOD PER MM 29-00-00 AND SERVICED FULL PER MM 12-Nov 5, 1998 · N853FT · Boeing 747122SDR 98UAL900538Hyd Syst · required serviceGREEN HYDRAULIC SYSTEM QUANTITY INDICATION LOW. SHUT DOWN ENGINE 1 GREEN PUMP AND PTU. DIVERTED TO ORD. *S/D* CYCLED GEAR, FLAPS AND SPOILERS SEVERAL TIMES. ALSO, MOTORED ENGINE. NO LEAKS FOUND, SUSPECT AIR IN SYSTEM.Nov 5, 1998 · N408UA · Airbus A320232SDR 98ZZZM935Line · brokenWHILE EN ROUTE FROM SJU TO BGI, THE AIRCRAFT EXPERIENCED COMPLETE HYDRAULIC FAILURE ON THE LEFT ENGINE. BOTH HYDRAULIC LIGHTS ILLUMINATED AND THE HYDRAULIC GAUGE INDICATED ZERO PRESSURE. AFTER ACCOMPLISHING EMERGENCY GEAR EXTENSION PROCEDURE, THE AIRCRAFT LANov 4, 1998 · N3114G · Swrngn SA227ACSDR SIMA983071Line · failedDFW - FLT 3690 - GREEN SYSTEM HYDRAULIC LOW LEVEL WARNING LIGHT CAME ON. PULLED EMERGENCY GEAR EXTENSION HANDLE. REMOVED AND REPLACED BROKEN PIPE FROM THE GREEN ACCUMULATOR TO THE BRAKE MANIFOLD. RESERVICED HYDRAULIC SYSTEM AND PERFORMED LEAK CHECK. AIRCRANov 3, 1998 · N288AM · Aerosp ATR72212SDR DLM88982257O-Ring · failedRIGHT HYDRAULIC QUANTITY DECREASED TO 4 QTS IN FLIGHT WITH AMBER WARNING LIGHT ON INDICATOR. PROCEDURES FOLLOWED AND SYSTEM TURNED OFF UNTIL PRIOR TO LANDING. AFTER LANDING RIGHT QUANTITY INDICATED 2 QTS WITH NORMAL PRESSURE. FOUND PRESSURE LINE TO RUDDER Nov 3, 1998 · N997DL · Doug MD88SDR VJ9800578Hyd Syst · lostDURING CLIMBOUT, LOSS OF HYDRAULIC QUANTITY INDICATED. FLIGHT CREW RETURNED TO ATL MAINTENANCE BASE. ON LANDING LOST NOSE STEERING CAPABILITY AND AIRCRAFT DEPARTED RUNWAY RESULTING IN EXTENSIVE DAMAGE TO THE AIRCRAFT. PASSENGERS AND CREW SAFELY EVACUATED AINov 1, 1998 · Boeing 7372P6SDR SWAA982708Hyd Line · failedDURING FLIGHT A SYSTEM FAILED. REMOVED AND REPLACED HYD LINE LT W/W OPS AND LK CHECK OK PER BOEING MM.(LPG 223150)Nov 1, 1998 · N722WN · Boeing 7372T4SDR 99ZZZX61Valve · failedCHECK VALVE FAILED CAUSING AC PUMP (YELLOW SYSTEM) TO BE BACK DRIVEN BY N2 ENGINE EDP. CHECK VALVE FIN 8083. NOTE: FAILED CHECK VALVE WAS DISCOVERED AFTER SECOND PUMP REPLACEMENT.Oct 31, 1998 · N716AW · Airbus A320214SDR 99ZZZX181Valve · failedCHECK VALVE FAILED CAUSING AC PUMP (YELLOW SYSTEM) TO BE BACK DRIVEN BY N2 ENGINE EDP. CHECK VALVE FIN 8083. NOTE: FAILED CHECK VALVE WAS DISCOVERED AFTER SECOND PUMP REPLACEMENT.Oct 31, 1998 · N716AW · Airbus A320214SDR AU981455Line · failed(AUS) STAINLESS STEEL HYDRAULIC PIPE LOCATED IN THE LEFT ENGINE NACELLE AREA FAILED. PIPE WAS FITTED IN JULY 1998. PART TC: 484.Oct 30, 1998 · Frchld SA227DCSDR 99ZZZX835Valve · failedMAN - FLT 0360 - YELLOW HYDRAULIC RESERVOIR OVERHEAT. REPLACED CHECK VALVE. NOTE: FAILED CHECK VALVE WAS DISCOVERED AFTER SECOND PUMP REPLACEMENT. (X)Oct 29, 1998 · N716AW · Airbus A320214SDR 98ZZZX4432Line · chafedAIRCRAFT DEPARTED, LOST NR 2 HYDRAULIC PRESSURE. AIRCRAFT RETURNED TO BASE. FOUND LINES, ITEMS 23 AND 24, CHAFED. NR 2 HYDRAULIC SYSTEM TO COLLECTIVE SERVO. REF: 214ST IBB, FIGURE 29.5, ITEMS 23 AND 24.Oct 29, 1998 · N6957Y · Bell 214STSDR 98ZZZX4431Line · chafedAIRCRAFT DEPARTED, LOST NR 2 HYDRAULIC PRESSURE. AIRCRAFT RETURNED TO BASE. FOUND LINES, ITEMS 23 AND 24, CHAFED. NR 2 HYDRAULIC SYSTEM TO COLLECTIVE SERVO. REF: 214ST IBB, FIGURE 29.5, ITEMS 23 AND 24.Oct 29, 1998 · N6957Y · Bell 214STSDR CA981028006Elbow · cracked(CAN) AIRCRAFT LOST UTILITY HYDRAULIC SYSTEM SHORTLY AFTER TAKEOFF. AIRCRAFT DIVERTED AND LANDED SAFELY. AIRCRAFT TOWED TO HANGAR. RIGHT ENGINE HYDRAULIC PUMP ELBOW CRACKED. REPLACED.Oct 25, 1998 · Fokker F28MK1000SDR USAASB98282Line · leakingCLT - FLT 1655 - ON CLIMB-OUT FROM CLT AND RAISING LANDING GEAR, THE 'A' SYSTEM HYDRAULIC QTY GAUGE WENT TO ZERO AND THE 'A' SYSTEM LOW PRESSURE LIGHTS ILLUMINATED. CREW ACCOMPLISHED CHECKLIST, DECLARED AN EMERGENCY AND RETURNED TO FIELD AT CLT. FLIGHT LANDEOct 24, 1998 · N519AU · Boeing 7373B7SDR SWAA982624Valve · leakingAFTER T/O LAX, AFTER RAISING L/G BOTH SYS A HYD LOW PRESSURE LIGHTS ILLUMINATED FOR ABOUT 5-10 SEC. HYD FLUID SYS A FLUID WENT BELOW REFILL MARK FROM FULL AND CONTINUED TO DECREASE TO 1/2. AIRCRAFT DIVERTED TO PHX AND MADE AN UNEVENTFUL LANDING. REMOVED ANDOct 23, 1998 · N676SW · Boeing 7373A4SDR AALA981929Line · leakingDFW - FLT 5 - AFTER TAKEOFF, UNABLE TO RETRACT LANDING GEAR. AIRCRAFT RETURNED TO DFW AND LANDED WITHOUT INCIDENT. FOUND TRIM CYLINDER FUSE IN BYPASS POSITION. RESET FUSE AND FOUND LEAK IN SUPPLY LINE. REPLACED SUPPLY LINE, SERVICED AND BLED SYSTEM. SYSTEOct 23, 1998 · N164AA · Doug DC1030SDR 98ZZZX4061Hose · looseEXPERIENCED NR 2 HYDRAULIC SYSTEM PRESSURE DROP AND ILLUMINATION OF CAUTION LIGHT IN-FLIGHT. LANDED WITHOUT INCIDENT. MAINTENANCE FOUND HOSE LOOSE AT SERVO FITTING, TIGHTENED SAME. REF: 214ST IPC, CHAPTER 29-99-00, FIGURE 29-5, ITEM 23.Oct 23, 1998 · N59805 · Bell 214STSDR SWAA982630Line · rupturedLOST A SYSTEM HYDRAULIC QUANTITY INBOUND INTO STL. MADE AN UNEVENTFUL LANDING. AIRCRAFT TOWED TO GATE. FOUND PRESSURE LINE LEAKING JUST I/B OF NR 2 ENGINE. REPLACED HYD PRESSURE LINE.Oct 22, 1998 · Boeing 7372H4SDR RRXA98443Fitting · looseLOST HYDRAULIC FLUID UP TO EMERGENCY LEVEL DURING CLIMBOUT TO LEVEL 330. PERFORMED ABNORMAL HYDRAULIC CHECKLIST PER QRH. TIGHTENED B-NUT FITTING ON NR 2 ENG HYD PUMP. LEAK CHECKS GOOD, SERVICED HYDS.Oct 20, 1998 · N957R · Doug DC863FSDR CA981030004Line · leaking(CAN) LEFT HYDRAULIC DRAIN LINE FROM THE CASE DRAIN MAINFOLD FOUND DEFECTIVE. REF. IPC 29-10-00 FIG. 15, ITEM 190. PIN HOLE FOUND AT MID-POINT OF LINE.Oct 20, 1998 · Dhav DHC8102SDR 98UAL900509Tube · leakingA-HYDRAULIC SYSTEM PRESSURE INDICATION ZERO. ENGINE 1 AND 2 PUMP LOW PRESSURE LIGHTS ON. LOST ALL A-SYSTEM HYDRAULICS DURING FLAP RETRACTION AFTER LANDING. *S/D* REPAIRED LEAKING HYD LINE AT NR 6 L/E SLAT ACTUATOR. OPS CK FOUND BOTH ACTUATOR ATTACH BRACKEOct 20, 1998 · N7453U · Boeing 727222SDR COMA9860310Tube · leakingINFLIGHT GOT HYD NR 1, ZERO PRESSURE MESSAGE. CHECKED HYD GAGE, FOUND NO PRESS URE. FIFTEEN MINUTES ELAPSED FROM FIRST INDICATION TO ENGINE SHUTDOWN. REPLACED NR 1 ENGINE HYDRAULIC PRESSURE LINE FROM THE ENGINE TO NR 1 RESERVOIR.Oct 17, 1998 · N721CA · Cndair CL6002B19SDR AU981381Hose · burst(AUS) NOSE LANDING GEAR DOWNLOCK ACTUATOR HYDRAULIC PRESSURE HOSE RUPTURED. LOSS OF HYDRAULIC FLUID.Oct 16, 1998 · Saab SF340ASDR CA981022009Line · cracked(CAN) AFTER TAKEOFF, ANNUNCIATOR PANEL INDICATION OF A HYDRAULIC LEAK. AIRCRAFT RETURNED TO AIRPORT OK. INVESTIGATION FOUND A CRACKED PIPE. 14,411.Oct 15, 1998 · Swrngn SA226ATSDR MALA976216Line · brokenDURING DESCENT BOTH HYDRAULIC QUANTITIES WENT TO ZERO, PRESSURES REMAINED NORMAL. GEAR EXTENDED NORMALLY BUT PRESSURE ON NR 2 DROPPED TO ZERO, BUT RECOVERED TO 3000. DURING SHUT DOWN WHEN ENGINES WERE BROUGHT TO IDLE BOTH PRESSURES WENT TO ZERO. MAINTENANCEOct 14, 1998 · N831MA · Dhav DHC8102SDR FJT98109440Line · chafedORF - FLT 1044 - LOST ALL HYDRAULIC PRESSURE IN-FLIGHT EN ROUTE TO ORF. AN EMERGENCY MANUAL GEAR EXTENSION WAS PERFORMED ON APPROACH. ACFT LANDED SAFELY AND TAXIED TO THE GATE. REMOVED AND REPLACED RT ENGINE PUMP HYDRAULIC PRESSURE FLEX LINE. THE LINE HAD Oct 13, 1998 · N944AE · Bag JETSTM3201SDR C2XA98IA413Line · brokenFLT 3829 - BPT-IAH, THE CREW REPORTED THE RIGHT MLG SHOWED AN UNSAFE INDICATION UPON RETRACTION. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT. WHERE MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND A BROKEN HYDRAULIC LINE UNDER PANEL 194CR. MAINTENANCE REMOVED AOct 13, 1998 · N18814 · Aerosp ATR42320SDR AU981351Pipe · leaking(AUS) LEFT INBOARD ROLL SPOILER HYDRAULIC GROUND PRESSURE UP LINE LEAKING.Oct 13, 1998 · Dhav DHC8102SDR 99ZZZM108Line · crackedFLT 615 - IND - AFTER TAKEOFF LOST ALL PRESSURE AND FLUID 'A' SYSTEM, RETURNED IND. REMOVED AND REPLACED HYDRAULIC PRESSURE LINE ON NR 1 SLAT ACTUATOR WITH A FLEX LINE AND PLACED ON SHORT TERM DEFERRAL NR 17573.Oct 13, 1998 · N329QS · Boeing 72721SDR 9810271144Line · failedON DEPARTURE FROM HNL, LOST ALL HYDRAULIC FLUID IN NR 3 SYSTEM. FOLLOWED COM PROCEDURE AND RETURNED TO HNL. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NR 4 BRAKE LINE CHAFED THROUGH. REPLACED BRAKE LINE AND SERVICED SYSTEM. OPERATIONAL CHECK OK.Oct 13, 1998 · N144JC · Doug DC1040SDR PLGA981011ALine · rupturedBOS - FLT 4482 - AFTER LANDING GEAR WAS SELECTED DOWN FOR LANDING AT BOS, THE HYDRAULIC QUANTITY INDICATOR WENT TO ZERO AND THE HYDRAULIC WARNING ILLUMINATED. THE AIRCRAFT LANDED WITH FLAPS UP WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE GEAR RETRACT ACTUATOOct 11, 1998 · N365BE · Saab 340BSDR CA981125015Regulator · failed(CAN) LOSS OF A-SYSTEM HYDRAULIC PRESSURE NOTED. SUSPECT PRESSURE REGULATING VALVE FOR RESERVOIR HEAD PRESSURE. REPLACED VALVE.Oct 9, 1998 · Boeing 737217SDR AU981476Line · damaged(AUS) NOSE LANDING GEAR `DOWN' TITANIUM HYDRAULIC PIPE LOCATED AT FS 625 BETWEEN THE FORWARD CARGO HOLD LEFT SIDEWALL AND THE FUSELAGE SKIN DENTED AND CRACKED. LEAKING HYDRAULIC FLUID MIST IN CABIN. PIPE HAD BEEN DAMAGED DUE TO PREVIOUS MAINTENANCE. PART Oct 9, 1998 · Boeing 767277SDR 98UAL900499Shuttle Valve · failedLOST SYSTEM A HYDRAULIC PRESSURE AND HYDRAULIC FLUID. *S/D* REPLACED SHUTTLE VALVE ON FWD BULKHEAD OF LT WHEEL WELL. LEAK CHECKS GOOD. MAINTENANCE TECHNICIAN STATES THAT A PLUG IN THE CAPPED OFF PORT FAILED.Oct 9, 1998 · N983UA · Boeing 737291SDR CALA9801914Line · chafedTHE 'A' HYDRAULIC SYSTEM WAS LOST WHILE EN ROUTE TO EWR. THE GEAR AND FLAPS WERE LOWERED MANUALLY AND THE AIRCRAFT LANDED AT EWR WITHOUT INCIDENT. MAINTENANCE FOUND NR 2 ENGINE HYDRAULIC PRESSURE LINE IN WING ROOT CHAFED ON CLAMP. THE HYDRAULIC LINE WAS REMOct 7, 1998 · N14241 · Boeing 7372C0SDR TC8A98065Fitting · failedDURING DESCENT, LOSS OF HYDRAULIC FLUID. QUANTITY DROPPED DOWN TO AUX MARK. PERFORMED IMMEDIATE ACTION ITEMS THEN ABNORMAL HYDRAULIC PROCEDURES. REPLACED NR 10 ELBOW FITTING ON NR 3 ENGINE HYDRAULIC BY-PASS PUMP. SYSTEM CHECKED ON ENGINE RUN. CHECKED IAW Oct 3, 1998 · N184SK · Doug DC861FSDR 98FDEA00615Line · failed98-241 COMPLETE LOSS OF SYS A IN FLT PRESS AND QUAN ZERO UNTIL GEAR CRANK DOWN. PER CONVERSATION WITH CREW 0 QUAN. LOW PRESS LIGHTS CAME ON. CREW SHUT OFF PUMP WITH 1000 PSI SHOW ON GAGE. REMOVED AND REPLACED PRESS LINE, NR 1 AND 2 ENG CASE DRAIN FILTER MOct 2, 1998 · N155FE · Boeing 72725SDR JBXA980052Union · crackedINFLIGHT, HYDRAULIC SYSTEM NR 1 QUANTITY DOWN TO 34 PERCENT. AIRCRAFT DIVERTED TO EWR. TROUBLE SHOOTING, FOUND NR 1 SYSTEM LEAKING AT T-FITTING MLG HYDRAULIC TUNNEL. REMOVED AND REPLACED T-FITTING, SERVICED AND LEAKED CHECKED SYSTEM, AND PRESSURE TESTED FITOct 1, 1998 · N104ML · Fokker F28MK0100SDR AU981236Pipe · chafed(AUS) FLAP SYSTEM HYDRAULIC PIPE CHAFING ON MARMON CLAMP. PIPE IS LOCATED FORWARD OF THE MAIN SPAR INBOARD OF THE WING/FUSELAGE JOIN ADJACENT TO AIR CONDITIONING DUCTS. PART TC: 8,860.Sep 29, 1998 · Frchld SA227DCSDR DL76S982011Line · wornRIGHT HYDRAULIC SYSTEM QUANTITY INDICATED ZERO SOON AFTER TAKEOFF. COMPLETED POM PROCEDURES AND RETURNED FOR LANDING. PER CREW COMMENT ENGINE HYD PUMP DID NOT RUN DRY. NO PRESSURE LOSS NOTED. ENGINE PUMP SHUT DOWN PRIOR TO PRESSURE LOSS. FOUND NR 2 ENGINE Sep 28, 1998 · N126DL · Boeing 767332SDR ASOA98075Line · brokenEN ROUTE ATL-BQK, THE GREEN SYSTEM HYDRAULIC QUANTITY APPEARED LOW. AFTER OBSERVING THE GAUGE, A NOTICEABLE DROP OCCURRED AND THE RESERVOIR LOW LEVEL LIGHT ILLUMINATED. CREW FOLLOWED THE APPROPRIATE CHECKLISTS, DECLARED AN EMERGENCY AND DIVERTED INTO MCN WHESep 27, 1998 · N227AS · Emb EMB120RTSDR 98FDEA00600Pipe · crackedDECREASE FLUID IN HYD RES NR 3 BOTH PUMPS SHUTDOWN. REMOVED AND REPLACED PUMP CASE DRAIN PIPE PER MM 29-11-20-4. LEAK CHECK, NONE FOUND. REL PER MEL. REPLACED BOTH ENG DRIVEN PUMPS, FILTERS AND BROKEN LINE.Sep 27, 1998 · N582FE · Doug MD11FSDR TC8A98063Fluid · lostLOSS OF HYDRAULIC FLUID AND PRESSURE. ON LANDING, USED AIR BRAKE PRESSURE.Sep 24, 1998 · N187SK · Doug DC862FSDR 98UAL900470Line · failedLANDED UNDER AMBER ALERT DUE TO LOSS OF FLUID FROM THE LEFT HYDRAULIC SYSTEM. *S/D* LEFT HAND DOWNLOCK ACTUATOR LINE DAMAGED. LINE REPLACED.Sep 24, 1998 · N539UA · Boeing 757222
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