JASC 2912

Service difficulty reports · 201

Reports filed under 2912 · Hydraulic Filter, Main, 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 = '2912'
  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 99ZZZX405Frame · corrodedSHOP INSPECTION FOR REPAIR OF LEAKING SHAFT SEALS. FOUND RUST COATING ON FILTER FRAME.Dec 10, 1998 · N42AL · Bell 206BSDR 99ZZZX404Frame · corrodedSHOP INSPECTION FOR REPAIR OF LEAKING SHAFT SEALS. FOUND RUST COATING ON FILTER FRAME.Dec 10, 1998 · N5008K · Bell 206BSDR CA981027004O-Ring · displaced(CAN) ON APPROACH, LANDING GEAR WOULD NOT EXTEND. EMERGENCY SYSTEM USED AND GEAR EXTENDED OK. LANDING OK. RIGHT HAND LANDING GEAR HYDRAULIC FILTER HOUSING O-RING FOUND DISPLACED CAUSING FLUID LEAK.Sep 25, 1998 · Piper PA31350SDR 98ZZZX3980Filter · leakingORD - FLT 502 - F/S REPORTS STRONG TOXIC SMELL IN CABIN. MAINTENANCE FOUND O-RING FOR YELLOW HYDRAULIC SYSTEM HP FILTER BLOWN OUT. REMOVED AND REPLACED YELLOW HP FILTER O-RINGS. NO LEAKS NOTED.Sep 24, 1998 · N615AW · Bag BAE146300ASDR CA981006022Filter · corroded(CAN) ON RECEIPT, THE FILTER HAD CORROSION MOLD ON FILTER ELEMENT. ELEMENT VERY BRITTLE.Sep 21, 1998 · Boeing 727SDR 99ZZZX596Filter · failedSHORTY AFTER TAKEOFF, AFTER THE LANDING GEAR AND FLAPS WERE RETRACTED, THE RT HYDRAULIC LOW FLOW LIGHT ILLUMINATED. FOLLOWED SHORTLY BY THE LEFT HYDRAULIC LOW FLOW LIGHT ILLUMINATING. HYD FLUID WAS OBSERVED COMING FROM THE RT ENGINE COWLING. THE LANDING GEAJul 20, 1998 · N441AG · Cessna 441SDR 98ZZZX3562Filter · crackedHYDRAULIC FILTER ASSY CUP CRACKED AT THREADS ON RT ENGINE. MOST FLUID LOST. GEAR HAD TO BE PUMPED DOWN BY HAND. RT ENGINE DRIVEN PUMP ALSO FAILED SEVERAL HOURS LATER. SUSPECT FROM LACK OF FLUID.Jul 14, 1998 · N76RA · Piper PA31350SDR 98ZZZX2780Filter · failedFAILED TO BYPASS WHEN FILTER PLUGGED. REMOVED AND SENT FOR REPAIR.Jun 29, 1998 · N206BX · Bell 206BSDR HEEA0014677Filter · faultyINSTALLED TSI 0:00 FILTER IN HYDRAULIC FILTER HOUSING, PRESSURED SYSTEM WITH HYDRAULIC MULE, MOVED CONTROLS AND FILTER BYPASS BUTTON POPPED UP. RESET SEVERAL TIMES AND BYPASS KEPT POPPING. REPLACED HYDRAULIC FILTER AND RECHECKED FOR BYPASS AND NO BYPASS HAS OJun 10, 1998 · N2759U · Bell 206L1SDR ASAA9880076Filter · leakingSEA - DURING CRUISE OF FLT 516, CREW NOTED RT HYDRAULIC SYSTEM QUANTITY DECREASING AND PRESSURE FLUCTUATING. ACCOMPLISHED QRH PROCEDURE AND QUANTITY STABILIZED AT 4 QUARTS. EXTENDED LANDING GEAR BY ALTERNATE METHOD AND LANDED WITHOUT INCIDENT. FOUND THE RT Apr 24, 1998 · N954AS · Doug DC982SDR CA980331016Plug · broken(CAN) DURING PUSHBACK NR 2 ENG START, THE B-SYSTEM HYDRAULIC DROPPED TO ZERO. AIRCRAFT RETURNED TO GATE. THE PLUG CARTRIDGE CAVITY ON THE HIGH PRESSURE SYSTEM FILTER MODULE ASSY BROKEN. PLUG REPLACED.Mar 20, 1998 · Lkheed 1011385114SDR AU980088Filter · faulty(AUS) HYDRAULIC SYSTEM RETURN FILTER FAULTY.Feb 3, 1998 · Fokker F27MK50SDR HEEA0012620Element · dirtyHYD FILTER WAS IN BYPASS.Jan 23, 1998 · N4036H · Snias AS350B2SDR 98ZZZX806O-Ring · mismanufacturedON MAINTENANCE POST-FLIGHT, DISCOVERED RIGHT ENGINE HYDRAULIC MAIN FILTER WET WITH HYDRAULIC FLUID. INVESTIGATION SHOWED LEAKAGE FROM FILTER BOWL SEAL AND TEFLON CHEVRON AREA. INSPECTION OF O-RING SEAL AND BACK-UP TEFLON RINGS SHOWED BEVEL DEFECT ON BACK-UP Jan 19, 1998 · N38WP · Cessna 650SDR 98ZZZX479Backup Ring · mismanufacturedON MAINTENANCE POST-FLIGHT, DISCOVERED RT ENGINE HYDRAULIC MAIN FILTER WET WITH HYDRAULIC FLUID. INVESTIGATION SHOWED LEAKAGE FROM FILTER BOWL SEAL AND TEFLON CHEVRON AREA. INSPECTION OF O-RING SEAL AND BACK-UP TEFLON RINGS SHOWED BEVEL DEFECT ON BACK-UP RINJan 19, 1998 · N38WP · Cessna 650SDR 98ZZZX629Spring · missingBOTH THE LEFT AND RIGHT HYDRAULIC FILTER HOUSINGS WERE MISSING THEIR SPRINGS. THE SPRINGS HOLD THE FILTER IN PLACE AND WILL COMPRESS SHOULD THE FILTER PLUG UP. IT IS POSSIBLE THE FILTER COULD FALL OFF ITS INSTALLED POSITION WITHOUT THE SPRING IN PLACE.Nov 1, 1997 · N272HJ · Piper PA31310SDR 97ZZZX4718Filter · faultyPILOT REPORTED A LEFT HYDRAULIC LOW FLOW LIGHT CAME ON INTERMITTENTLY IN-FLIGHT. INSPECTED AND FOUND HYDRAULIC FILTER WAS SLOW IN PASSING FLUID. INSTALLED NEW FILTER AND OPERATIONAL CHECKS WERE GOOD.Oct 27, 1997 · N525J · Cessna 525SDR HEEA0011468Element · defectiveAIRCRAFT HAD A HYDRAULIC FAILURE.Oct 14, 1997 · N350BZ · Snias AS350B2SDR HEEA0011402Element · contaminationPOSSIBLE CONTAMINATION. PART SCRAPPED LOCALLY.Oct 9, 1997 · N4000L · Snias AS350B2SDR 97FDEA00335Hyd Filter · dirtyON TAKEOFF, FIRST OFFICER FELT THAT HYDRAULIC PRESSURE TO ELEVATOR WAS LOST DURING GEAR RETRACTION. SAME THING OCCURED ON LANDING IN BFM WHEN SPEED BRAKES WERE DEPLOYED. DURING TAXI IN WAS ABLE TO DUPLICATE BY PULLING BACK ON YOKE WHILE SIMULTANEOUSLY DEPLOYJun 10, 1997 · N190FE · Boeing 72722SDR DLM88971056Filter · damagedRT HYD QUANTITY AT ONE QUART, PRESURE OK AT TOP OF DESCENT. THROTTLES TO IDLE HYD RT PRESURE WENT TO ZERO. ACCOMPLISHED RT HYD FAILURE CHECKLIST. INDICATION NORMAL LANDING GEAR ALT EXTENSION USED. FOUND RIGHT HYD FILTER HOUSING ASSEMBLY POP UP FILTER BROKJun 1, 1997 · N912DL · Doug MD88SDR DLM88970951Filter O-Ring · failedON APPROACH, GEAR WOULD NOT EXTEND UNTIL SECOND TRY WHEN RT HYD QTY WENT TO 0 AND FLUID LEAKING IN TAIL COMPARTMENT. FOUND RT HYD FILTER MODULE O-RING BAD. REPLACED SAME.May 18, 1997 · N913DE · Doug MD88SDR RAIA970425Filter · cloggedSTL - FLT 7364 - NOSE LANDING GEAR DID NOT RETRACT WITH MAINS. REMAINED INTRANSIT. MAINTENANCE REPLACED HYDRAULIC SYSTEM FILTERS. (X)Apr 30, 1997 · N337TE · Bag JETSTM3201SDR AU970099O-Ring · faulty(AUS) HYDRAULIC SYSTEM PUROLATOR FILTER `O' RING SEAL FAULTY - OIL LEAKING - NOSE WHEEL FAILED TO EXTEND - DAMAGE TO FORWARD FUSELAGE AND PROPELLERSFeb 13, 1997 · Piper PA31SDR HEEA978992Module · leaksMODULE LEAKS FROM INBOARD FILTER BOWL.Feb 10, 1997 · N1545K · Skrsky S76ASDR 97ZZZX797Packing · cutPILOT REPORTED THAT BOTH LEFT AND RIGHT HYDRAULIC PRESSURE CAUTION LIGHTS WERE ILLUMINATED. LANDING GEAR WOULD NOT EXTEND. LANDING GEAR WAS EXTENDED USING THE EMERGENCY EXTENSION PROCEDURE. AIRPLANE WAS JACKED AND THE LANDING GEAR OPERATIONAL CHECK WAS PERFJan 27, 1997 · N5614C · Cessna 414ASDR DL767962733Hyd Filter · crackedON TAXI OUT, LOSS OF CENTER HYDR QTY WENT TO ZERO AND SYS PRESS LIGHT CAME ON. FOUND C-SYS HYD MODULE AFT BLEW ELEMENT CASE CAUSING HYD FAILURE OF C-SYS. REPLACED EDP FILTERS AND MODULE.Dec 18, 1996 · N105DA · Boeing 767232SDR COMA9660222Packing · deterioratedNR 2 HYDRAULIC SYSTEM LOW PRESSURE MESSAGE ON EICAS. SYSTEM QUANTITY INDICATES ZERO. REPLACED A DETERIORATED O-RING SEAL ON FILTER DRAIN PLUG. SYSTEM SERVICED AND AIRCRAFT RETURNED TO SERVICE.Dec 11, 1996 · N949CA · Cndair CL6002B19SDR 97ZZZX79Regulator · low pressureFILTER REGULATION UNIT LOW PRESSURE READING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Nov 21, 1996 · N96LG · Snias AS350B2SDR RAIA961112Filter · dirtyMEM - FLT 7149 - NOSE GEAR TOOK TOO LONG TO EXTEND. MAINTENANCE REPLACED THE HYDRAULIC PRESSURE FILTER AND RETURN FILTER. (X)Nov 12, 1996 · N571HK · Jetair JETSTM4101SDR P5CA9600818Filter Module · crackedCRACKED NR 3 HYDRAULIC SYSTEM FILTER MODULE. REPLACED MODULE PER BOEING MAINTENANCE MANUAL 29-11-23.Oct 18, 1996 · N851FT · Boeing 747122SDR CALA9601446Clamp · brokenON APPROACH, GEAR EXTENDED NORMAL THEN FLAPS SELECTED TO 30, A-SYTEM QUANTITY REDUCED TO 0. SYSTEM PUMPS WERE TURNED OFF. FOUND A-SYSTEM RETURN FILTER MOUNT CLAMP BROKEN. REPLACED RETURN FILTER ASSEMBLY PER MM 29-11-102 AND REPLACED ENGINE A-PUMP, EDP CASE Oct 13, 1996 · N579PE · Boeing 727243SDR 96ZZZX5481Filter · threads brokenLANDING GEAR WOULD NOT EXTEND WITHOUT USING EMERGENCY HAND PUMP. FOUND HYD LEAK AT LT HYD FILTER ASSY. O-RING WAS BLOWN AND UPON REMOVING FILTER BOWL, THREADS ON FILTER BOWL WERE FOUND BROKEN. SUSPECT CAUSE THREADS SEPARATED FROM METAL FATIGUE OR OVERTORQUIOct 8, 1996 · N3582P · Piper PA31350SDR WTAA960170Filter · failedPDX - DURING AIRCRAFT TAXI, NOSE LANDING GEAR RED UNSAFE INDICATION ILLUMINATED. AIRCRAFT FERRIED TO EUG FOR REPAIRS. MAINTENANCE INSPECTED SYSTEM. REPLACED HYDRAULIC RETURN FILTER. GEAR POSITION INDICATION NORMAL FOLLOWING GEAR RETRACTION CHECK. AIRCRAFT Aug 26, 1996 · N425UE · Bag JETSTM3101SDR CA960604016Seal · leaking(CAN) AFTER TAKEOFF WITH THE LANDING GEAR AND FLAPS UP, THE HYDRAULIC QUANTITY WAS 3.0 GALLONS. ONE HOUR INTO FLIGHT HYDRAULIC QUANTITY WAS 1.8 GALLONS. SEVENTEEN MINUTES LATER QUANTITY WAS 1.5. QUANTITY DROPPED 1.4 GALLONS IN 10 MINUTES. AIRCRAFT DIVERTED. ONMay 20, 1996 · Boeing 7372T7SDR WTAA960075Filter · blockedIPL - NOSE GEAR RED INTRANSIT LIGHT ILLUMINATED WITH ASSOCIATED GEAR WARNING HORN ACTIVATION DURING LANDING ROLLOUT. MAINTENANCE FOUND RESTRICTION IN HYDRAULIC FILTERS. REPLACED HYDRAULIC FILTERS. NOSE GEAR POSITION INDICATION SYSTEM OPERATIONAL CHECK NORMAApr 12, 1996 · N423UE · Bag JETSTM3101SDR AU960483Filter Bowl · separated(AUS) AIRCRAFT LANDED WITH CENTRE HYDRAULIC SYSTEM LOW PRESSURE AND QUANTITY - INVESTIGATION FOUND THE ADP (AIR DRIVEN PUMP) PRESSURE FILTER BOWL SEPARATED FROM THE MODULE DUE TO FATIGUE CRACKING IN THE LAST THREAD OF THE BOWL - TOTAL LOSS OF HYDRAULIC FLUIDApr 10, 1996 · Boeing 767338SDR 96ZZZX2848Hyd Filter · cut packingMCO/IAD - FLT 470 - ON LANDING, RIGHT HYDRAULIC FLUID WAS LOST. AIRCRAFT TURNED OFF RUNWAY ONTO TAXIWAY, GEAR PINS INSTALLED. REPLACED HYDRAULIC FILTER ASSEMBLY AND CUT PACKING. LEAK CHECKS OK.Mar 28, 1996 · N946VV · Doug DC932SDR 96ZZZX953Filter Housing · failedAFTER GEAR EXTENSION, ALL HYDRAULIC PRESSURE WAS LOST. EMERGENCY PROCEDURES WERE CARRIED OUT PER THE AFM AND LANDING WAS ACCOMPLISHED WITHOUT INCIDENT USING EMERGENCY AIR PRESSURE FOR BRAKING. FOUND HYDRAULIC PRESSURE WAS LOST DUE TO HYDRAULIC FILTER HOUSINGFeb 1, 1996 · N155AG · Lear 25SDR AALA952144Filter Assy · defectiveSJU - FLT 1170 - AFTER TAKEOFF, AIRCRAFT FILLED WITH SMOKE AND HYDRAULIC ODOR. RETURNED TO SJU AND LANDED WITHOUT INCIDENT. REPLACED HIGH PRESSURE FILTER ASSEMBLY FOR THE BLUE HYDRAULIC SYSTEM AND YELLOW HYDRAULIC SYSTEM RESERVOIR PRESSURE RELIEF VALVE. ACCDec 27, 1995 · N11060 · Airbus A300B4605RSDR RAIA951210Filter · dirtySTL - NR 7088 - NOSE GEAR TOOK TWO ATTEMPTS TO GEN DOWN AND LOCKED. MAINTENANCE REPLACED HYDRAULICS CASE DRAIN FILTER AND PRESSURE FILTER. GEAR SWINGS NORMAL AND LEAK CHECK GOOD. PRESSURE FILTER P/N QA03043, CASE DRAIN P/N QA03044. (M)Dec 10, 1995 · N422AM · Bag JETSTM3201SDR 95ZZZM721Filters · failedFLT NR 3102 - HPN-DCA - THE LEFT MAIN GEAR WOULD NOT RETRACT ON TAKEOFF. CYCLED THE GEAR AND IT RETRACTED NORMALLY. THE FLIGHT CONTINUED ON TO DCA AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE RETURN AND PRESSURE MANIFOLD FILTERS ON THE NR 2 HYDRAULNov 13, 1995 · N900HA · Dhav DHC7102SDR 95ZZZM720Filters · failedFLT NR 3102 - HPN-DCA - THE LEFT MAIN GEAR WOULD NOT RETRACT ON TAKEOFF. CYCLED THE GEAR AND IT RETRACTED NORMALLY. THE FLIGHT CONTINUED ON TO DCA AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE RETURN AND PRESSURE MANIFOLD FILTERS ON THE NR 2 HYDRAULNov 13, 1995 · N900HA · Dhav DHC7102SDR SWIA95679Hyd Filter · dirtyAFTER TAKEOFF, RT HYDRAULIC FILTER LIGHT ILLUMINATED. FOUND RETURN HYDRAULIC FILTER BYPASS BUTTOM POPPED. REPLACED RETURN HYD FILTER, RESET BYPASS BUTTON, RAN RT HYD SYSTEM AND INSPECTED FOR LEAKS. NO LEAKS NOTED AND OPS CK GOOD.Nov 11, 1995 · N209SW · Emb EMB120ERSDR 95ZZZX5774Filter · cloggedDURING 100-HOUR INSPECTION, FOUND HYDRAULIC FILTER BYPASS INDICATOR TRIPPED. RESET BUTTON, CYCLED GEAR, AND BUTTON TRIPPED AGAIN. REPLACED FILTER TO FIX PROBLEM. OLD FILTER WAS INSPECTED FOR CONTAMINATION, BUT NOTHING VISIBLE WAS FOUND. FILTER COULD BE BLOSep 20, 1995 · N74BE · Pilats PC12SDR 95ZZZW813Rtn Line Filter · inoperativeMCO - FLT 944 - EN ROUTE, AC LOST THE RT HYDRAULIC QUANTITY. THE CAPTAIN DECLARED AN EMERGENCY AND LANDED IN MCO WITHOUT INCIDENT. MAINTENANCE REPLACED THE ENGINE DRIVEN PUMP, THE PRESSURE LINE FILTER, THE CASE DRAIN FILTER AND HYDRAULIC SYSTEM RETURN LINE FJun 29, 1995 · N827US · Doug DC981SDR 95ZZZW812Drain Filter · inoperativeMCO - FLT 944 - EN ROUTE, AC LOST THE RT HYDRAULIC QUANTITY. THE CAPTAIN DECLARED AN EMERGENCY AND LANDED IN MCO WITHOUT INCIDENT. MAINTENANCE REPLACED THE ENGINE DRIVEN PUMP, THE PRESSURE LINE FILTER, THE CASE DRAIN FILTER AND HYDRAULIC SYSTEM RETURN LINE FJun 29, 1995 · N827US · Doug DC981SDR 95ZZZX2831Filter Assy · o-ring crimpedABOUT 30 MINUTES BEFORE LANDING IN GRI, RT HYDRAULIC ANNUNCIATOR STARTED FLICKERING, ALL OTHER INDICATIONS NORMAL. AFTER PARKING AND WHEN SETTING THE PARKING BRAKES, BOTH HYDRAULIC ANNUNCIATORS CAME ON AND HYDRAULIC PRESSURE WAS LOST. A CRIMPED TEFLON O-RINGMay 17, 1995 · N76ER · Israel 1124ASDR CAL950221O-Ring · leakingEWR - FLT 0750 - THE GREEN SYSTEM HYDRAULIC FLUID DECREASED INTO THE YELLOW ARC ABOUT 2 HOURS AFTER TAKEOFF. TURNING BOTH ENGINE DRIVEN PUMPS TO 'DUMP' STOPPED THE DECREASE, BUT THE DECREASE STARTED AGAIN WITH EITHER PUMP RUNNING. THE AIRCRAFT LANDED WITHOUTMar 18, 1995 · N11984 · Airbus A300B4103SDR RAIA950324Filter · dirtySTL - FLT 7478 - LT HYDRAULIC FILTER LIGHT ILLUMINATED. MAINTENACE REPLACED LEFT HYDRAULIC FILTER. GROUND RUN REVEALED NORMAL OPERATION AND LEAK CHECK GOOD. (X)Mar 15, 1995 · N126AM · Emb EMB120RT
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