JASC 2997

Service difficulty reports · 343

Reports filed under 2997 · Hydraulic Power System Wiring, 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 = '2997'
  ORDER BY difficulty_date DESC"

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SDR CA120620007Rccb · failed(CAN) WHILE TAXIING IN, FOUND NR 2 STBY HYD PUMP RUNNING CONTINUOUSLY WHEN ACFT POWER IS ONLINE. TROUBLESHOT SYS & FOUND NR 2 RCCB AT FAULT & REPLACED. ACFT RETURNED TO SERVICE.Jun 15, 2012 · Dhav DHC8102SDR FDEA201206082143Wire · damagedDURING CLIMB OUT, AT FL 330 RT HYD PRESSURE DROPPED TO ZERO, EICAS RT HYD SYS PRESSURE ILLUMINATED RT RF ON STATUS PAGE. PRESSURE RETURNED TO NORMAL AND EICAS WARNING EXTINGUISHED. FOUND THAT WHEN WIRE W4220-1001-22 AT ABOUT 3" FROM D42134P IS MOVED, THE RT HJun 8, 2012 · N951FD · Boeing 757236SDR UALA2012061103208Connector · damagedLEFT ELECTRIC HYDRAULIC PUMP INOPERATIVE. RAN FLAPS UP AND DOWN WITH LEFT ELECTRIC PUMP. CREW REPORTED LOW PRESSURE LIGHT WAS ON WITH PUMP ON. SECURED PIN 2 ON CONNECTOR D3100.Jun 5, 2012 · N592UA · Boeing 757222SDR HNAA2012060400815Connector · damagedROLL SPOILER INBD HYD CAUTION LIGHT ILLUMINATED IN FLIGHT. R & R CONNECTOR PLUG 2762-P1 IAW WIRING MANUAL 27-14-00. OPS CHECKED GOOD.Jun 4, 2012 · N911HA · Dhav DHC8102SDR MASA2012060434854Feeder Cable · damagedPERFORMED MAJOR ALTERATION BY ACCOMPLISHING AD 2011-06-08, FAILURE OF THE HARNESS ASSEMBLY, POWER FEEDER WIRES CONNECTING THE AIR DRIVEN GENERATOR (ADG).May 30, 2012 · N521LR · Cndair CL6002C10SDR HNAA2012051400773Wire · looseROLL SPOILER INBD HYD CAUTION LIGHT ILLUMINATED IN FLIGHT. REPLACED CONNECTOR ON INBD ROLL SPOILER HYD PRESSURE SWITCH IN NR 1 NACELLE. GROUND RAN ACFT. COULD NOT DUPLICATE ON GROUND IAW -8 WIRING MM 27-19-01 AND MM 33-12-00. ALSO FOUND LOOSE WIRE AT CONNECMay 14, 2012 · N943HA · Dhav DHC8102SDR 2012FA0000331Wire · looseA WIRE BECAME LOOSE THAT ATTACHED TO A HYD VALVE THAT RELEASED THE PRESSURE ON THE LANDING GEAR DOWN CYLINDERS. THIS LET THE LANDING GEAR FOLD UPON LANDING. THE WIRE CONNECTION WAS TIGHTENED.Apr 25, 2012 · N79DJ · Amtr SEAWINDSDR CA120402008Armature · burned(CAN) HYDRAULIC POWER SUPPLY ELECTRIC MOTOR BRUSHES AND ARMATURE FOUND WORN AND BURNED.Mar 31, 2012 · Piper PA44180SDR UALA2012021700964Wire · brokenPOWER XFER UNIT MSG. WHILE LT ENG IS RUNNING PTU VLV DOES NOT SHUT. REF SYS SCHEMATIC 29-00-05. FOUND 3 BROKEN WIRES, PINS 1, 3, & 4 ON CONNECTOR D6240 FOR LT ENG HYD PRESS SWITCH. REPLACED CONNECTOR REF WDM29-22-11 PG 1. STILL NEEDS OPS CHECK. ACP OPS CFeb 16, 2012 · N550UA · Boeing 757222SDR QMLA2012012612010Connector · dirtyDURING FLIGHT PILOT REPORTED NR 1 HYD PRESSURE DROPPED TO ZERO. MECHANIC INSPECTED, CLEANED ELECRICAL CONNECTORS, FUNCTION CHECKED SYS. OPS CHECK FLIGHT PERFORMED WITH NO FURTHER FAULTS.Jan 26, 2012 · N427MA · Bell 222USDR UALA2011121506880Connector · burnedC2 PRIMARY ACMP PUMP CHK DUE TO CONTINUED PROBLEMS WITH THE CENTRE HYDRAULIC SYSTEM NUMBER 2 ACMP, PLEASE ACCOMPLISH A THOROUGH VISUAL INSPECTION OF THE PUMP WIRING FROM CONNECTOR DM29311A. CHECK CONDITION OF THE CONNECTOR AND ALL VISIBLE WIRE FOR CONDITION. EDec 14, 2011 · N777UA · Boeing 777222SDR UALA2011112706487Wire · brokenLEFT HYD SYSTEM PRESSURE LIGHT AND EICAS MESSAGE NOT DISPLAYED WITH NO LEFT HYD PRESSURE. REPAIRED BROKEN WIRE TO LOCAL GROUND AT HYD PRESSURE SWITCH S27. CHECKED OKAY.Nov 24, 2011 · N549UA · Boeing 757222SDR UALA2011111706292Cable · chafedNR 1 PYLON ELECTRIC- HYDRAULIC PUMP GROUND CABLE GDO3512S IS CHAFED 75 PERCENT THROUGH FROM CONTACT WITH STRUCTURE. REPLACED HYD PUMP GROUND CABLE GDO3512S IAW B767 SWPM 20-60-02. OPS CHECKS GOOD IAW B767 AMM 29-11-00. ROUTED PROPERLY TO PREVENT FUTURE CHAFNov 16, 2011 · N674UA · Boeing 767322SDR FDEA201110264651Wire Harness · burnedCARGO COMPARTMENT AFT SERVICE LIGHTS C/B POPPED WHILE T/S FOR HYD LEAK IN SERVICE BAY. FOUND WIRE BUNDLE BEHIND B MOD PACK WITH APPROX 5, BURNED WIRES IN IT. PERMANENTLY REPAIRED WIRING IAW SWP TO B PUMP LOW S1 AND 2 OF THE SWITCHES INCLUDING NEW PINS. R &Oct 26, 2011 · N284FE · Boeing 727233SDR ASAA11510445Conduit · looseNR 2 ENG HYD PUMP DEPRESSURIZATION SOLENOID CONNECTOR CONDUIT LOOSE FROM CONNECTOR. SECURED CONDUIT TO NR 2 ENG HYD PUMP DEPRESS SOLENOID CONNECTOR. CLEANED & CONNECTED CONNECTOR. OPS CHECK SAME GOOD ON ENG RUN.Sep 30, 2011 · N562AS · Boeing 737890SDR CWQA09202011Wire · chafedNR 1 HYDRAULIC SYSTEM QUANTITY INDICATED 2 PERCENT DURING CLIMB, CHECK LIST FOLLOWED AND UNSCHEDULED LANDING PERFORMED WITHOUT INCIDENT. MAINTENANCE EVALUATION REVEALED NR 1 GENERATOR BLUE WIRE TB209 CHAFED AGAINST, ARCHED, AND BURNED HOLE IN NR 1 HYDRAULIC SSep 19, 2011 · N604GM · Cndair CL6002B16SDR IPXA11569347Wire · damagedDURING DESCENT LT HYD QTY EICAS MSG WAS DISPLAYED. QUANTITY GOT DOWN TO .25 AT SHUTDOWN QTY RETURNED TO 1.0. DEFERRED IAW MEL 29-33-2, DMP 29-33-2 C/W. ASSIGNED 462077. ETOPS-REF TASK H150926. REPLACED WIRING BETWEEN D40366P AND D02538 AND INSTALLED NEW CONNSep 13, 2011 · N475UP · Boeing 75724APFSDR UALA2011082204457Insulation · damagedRAT DEPLOYED INDICATION ON ECAM. VERIFIED NOT DEPLOYED. CREW COMMENT: MSG GOES ON AND OFF INTERMITTENTLY. FOUND RAT STOW SW WIRE INSULATION DAMAGE REF ASM 29-22-00 CONNECTOR C-C PIN B. RESTORED INSULATION. NO STRAND DAMAGE. RAT IND NORMAL. STOWED RAT AFAug 21, 2011 · N814UA · Airbus A319131SDR UALA2011082204464Connector · dirtyRIGHT HYD QTY WENT FROM 1.00 DOWN TO 0.68 WHILE TAXIING. INDICATION IS ERRATIC AS IT INCREASED BACK TO 0.77. HAS TWO PREVIOUS HITS. ACP'D EXTERNAL CHECK FOR LEAKS, NONE NOTED. CLEANED CONNECTOR AT RIGHT HYD QTY TRANSMITTER, SECURED. SERVICED RIGHT HYD SYSTAug 21, 2011 · N676UA · Boeing 767322SDR ASAA11510263Connector · looseHYDRAULIC SYSTEM A ENG DRIVEN PUMP WILL NOT DEPRESSURIZE WITH SWITCH IN OFF POSITION. REMOVED NR 1 ENG DEPRESSURIZATION VALVE CONNECTOR INSPECTED CLEANED REF SWPM 20 10 04 RESET NR 1 ENG DEPRESS VALVE C/B OPS CHECK NORMAL.Aug 19, 2011 · N566AS · Boeing 737890SDR AALA20110807MIA01Wire · shortedMIA - CREW REPORTED BRAKE SOURCE LIGHT ILLUMINATED. QRH ACCOMPLISHED AND CREW DECLARED AN ALERT 2. FLIGHT LANDED MIA WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPAIRED WIRING THAT WAS SHORTING BETWEEN ALT SOURCE SELECT VALVE PRESSURE SWITCH AND CONNAug 7, 2011 · N629AA · Boeing 757223SDR RJWR201104080001Connector · shortedINITIAL PROBLEM WAS FUEL QTY SYS ERRONEOUS INDICATIONS. INSPECTED FUEL QTY PROBES. FOUND WATER POOLED IN DISH SHAPED CAPACITANCE PROBE MOUNT. THE ACCUMULATED MOISTURE CAUSED CORROSION AND SHORTING OF CONNECTIONS. THE INSPECTION COVER WAS SEALED TO WING WITHJun 22, 2011 · N750DV · Pac 750XLSDR UALA2011060302715Wire · chafedADP INOPERATIVE. ADP REPLACED, NO HELP. INOP IN AUTO AND ON POSITION. REVIEWED HIS, ACPED TS PER WDM. RPLED K684 & K443 AND ACPED SYS RESET AT S572. FOUND CHAFED WIRED AT PUMP CONNECTOR, RPRED WIRE AND WRAPPED HARNESS TO ISOLATE FROM PIPING, SYSTEM CHECKEDJun 2, 2011 · N675UA · Boeing 767322SDR UALA2011060202697Wire · chafedFOUND CHAFED AND EXPOSED ELEC WIRES AT COCKPIT HYDR CONTROL PANEL. SPLICED WIRES IAW SWMP, MOIST RESISTANT. ALL SATIS NOW.Jun 1, 2011 · N662UA · Boeing 767322SDR ASAA1159649Connector · looseDURING ETOPS PDC FOUND NR 1 ENG DRIVEN HYDRAULIC PUMP DEPRESSURIZATION SOLENOID CONNECTOR LOOSE. REMOVED CONNECTOR, CLEANED & RESECURED. FUNCTIONAL CHECK GOOD.May 15, 2011 · N566AS · Boeing 737890SDR CA110503004Wire Harness · chafed(CAN) DURING OPERATIONAL CHECK OF HYDRAULIC POWER TRANSFER UNIT SYSTEM,ARCING WAS OBSERVED AT WIRING BUNDLE CLAMP (APPROX) 2 FEET FROM RIGHT HAND ACMP POWER CONNECTOR. OPERATIONAL CHECK STOPPED , WIRING CLAMP REMOVED WHICH REVEALED CHAFFING AND ARCING OF RT EMay 2, 2011 · Boeing 767375SDR JJBA359PH291279Connector · dirtyAFTER TAKEOFF, THE INBD ROLL SPOILER HYD PRESSURE CAUTION LIGHT ILLUMINATED. ACFT RETURNED TO FIELD. GROUND MX CREW CLEANED THE ROLL SPOILER CONNECTOR PLUG AND PERFORMED AN OPS CHECK OF THE ROLL SPOILER SYS. OPS CHECKED SATISFACTORY. ACFT RELEASED FOR TESTApr 7, 2011 · N359PH · Dhav DHC8202SDR CA080403006Wire · misinstalled(CAN) DURING AN AIRCRAFT CONVERSION THE HYDRAULIC CONTROL WIRE WAS FOUND NOT CRIMPED PROPERLY IN SPLICE CONNECTOR.WIRE DH5E PULLED OUT OF THE SPLICE DURING HANDLING. THE WIRE SHOWED NO SIGNS OF PROPER CRIMPING. THE INSTALLATION OF THIS SPLICE IS MANDATED BY Mar 25, 2011 · Snias AS350B2SDR UALA2011030301054Wire · failedRT ENG HYD PUMP FAILED DURING GEAR RETRACTION. REPAIRED WIRE W3486-1030-18 IN UPPER STRUT. MOTORED NR 2 ENGINE-HYD PRESS AND LOW PRESSURE LIGHT OPERATION OKAY.Mar 2, 2011 · N589UA · Boeing 757222SDR UIEA2011021300065Connector · shortedHYDRAULIC SYS NR 4 INTERMITTENT FLICKER OF PUMP PRESS AND BRAKE LOW PRESS AT FE PANEL AND FWD ANNUNCIATOR. HYD QTY AND PRESS INDICATION NORMAL. WIRING CHECK IAW 29-34-12 FOUND WIRES SHORTED TO GROUND AND BOTH EDP/ADP PRESS SW AND CONNECTORS CONTAMINATED. CONFeb 13, 2011 · N517MC · Boeing 747243BSDR UIEA2011021300064Wire · shortedHYDRAULIC SYS NR 4 ADP CONT CIRCUIT BREAKER OPENS WHEN CONTINUOUS SELECTED. RUN LT ILLUMINATES MOMENTARILY. WIRING CHECKED IAW 29-34-12 FOUND WIRES SHORTED TO GROUND. WIRING REPAIRED IAW SWPM 20-10-13.Feb 13, 2011 · N517MC · Boeing 747243BSDR UALA2011021000713Connector · dirtyAFTER ENG START, RT ENG HYD LOW PRESSURE LIGHT AND EICAS. COMPLIED WITH MEL CARD. CLEANED CONNECTOR. RAN ENG TWICE, OPS CKS GOOD.Feb 10, 2011 · N589UA · Boeing 757222SDR UALA2011012600423Circuit Card · malfunctionedFLT CONTROL SYS MESSAGE ON STATUS FOUND ON ETOPS CHECK. FLT CONTROL SYS MESSAGE APPEARS AND WILL DISAPPEAR BY TURNING ON AND OFF THE HYD SYS LT, CTR & RT. WHEN PRESSURE IS OFF MESSAGE APPEARS. WHEN PRESSURE IS ON MESSAGE GOES AWAY, REPLACED B31208 COUPLER IAWJan 26, 2011 · N774UA · Boeing 777222SDR MV1R336K11024Circuit Breaker · failedON START UP, THE FLIGHT CREW APPLIED AC POWER TO ACFT AND TURNED AC HYD PUMP SWITCH ON. A SMALL FLASH, THEN SMOKE EMITTED AT THE CIRCUIT BREAKER. THE FORWARD FACE DISINTEGRATED INTO FRAGMENTS.Jan 24, 2011 · N39 · Cvac 440SDR UALA2011011700261Wire · damagedCREW REPORTS RT HYD DEMAND PUMP EICAS MSG ALONG WITH RT DEM PUMP OVERHEAT LIGHT ILLUMINATED. SUPPLEMENTAL DATA UPDATE, CREW TURNED PUMP OFF PER IRREG PROCEDURE. ACCOMPLISHED FIM 29-11-00 FIG 119. FOUND SHORT TO GROUND BETWEEN D922 PIN 3 AND D4054J PIN 38. Jan 16, 2011 · N644UA · Boeing 767322SDR UALA2010122704722Lead · unknownRAT POWER AND CONTROL CB TRIPPED. INITIAL REVIEW OF WDM 29-21-31 SHOWS CB LEADS TO RAT SOL ACTUATOR M10407.Dec 26, 2010 · N589UA · Boeing 757222SDR UALA2010121604599Connector · leakingNR2 ENG HYD PUMP PRESS SWITCH SW 10541 CONNECTOR PLUG D6242 IS CONTAMINATED FROM LEAK ON MODULE. REPLACED CONNECTOR. NO LEAKS DETECTED.Dec 13, 2010 · N543UA · Boeing 757222SDR C8GA2010000077Wire · brokenDURING CRUISE OPERATION THE LT EDP HYD LOW PRESSURE LIGHT ON, EICAS MESSAGE DISPLAYED LT HYD ENG PUMP EICAS MESSAGE HYD SYS MAINT NOT DISPLAYED. THE ACFT RETURNED & LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED, REPAIRED WIRES W3586-3501-20, W33286-Dec 13, 2010 · N605DL · Boeing 757232SDR CA101207001Wire · burned(CAN) THE FAULT (BURNT WIRE) WAS DETECTED DURING MTCE GVI INSPECTIONS. Y ELEC PUMP 3075GX, CONNECTOR A PINS E AND F ARE SHORTED - Y ELEC PUMP INSTALLED, FTN G65G2K. WITH THE BURNT GROUND WIRE ON FIN 272 , AN "Y" ELEC OVHT WOULD GO UNDECTED. THE COMPLETE GRDec 3, 2010 · Airbus A319114SDR 2010FA0001111Connector · arcedINSTRUCTOR PILOT ACTING AS STUDENT FOR CFI TRAINING WAS AT THE CONTROLS AND WAS APPROX 4 MILES WEST OF AIRPORT (RVS). WITHIN A FEW SECONDS OF PLACING THE GEAR HANDLE IN THE DOWN POSITION FLAMES CONSUMED THE AREA OF THE RUDDER PEDALS. AN EMERGENCY WAS DECLARED Oct 15, 2010 · N5145U · Cessna 172RGSDR UALA2010101103770Connector · dirtyCREW REPORTS RIGHT ELEC HYD PUMP INOP. CLEANED ELECTRICAL CONNECTOR AT ACMP - PUMP WORKS OKAY.Oct 9, 2010 · N598UA · Boeing 757222SDR UALA2010091303362Connector · malfunctioned2 HOURS AFTER TAKEOFF GOT A -RAT OUT- MEMO ON ECAM WITH A RAT OPERATING ICON ON HYD STATUS. NO ADDITIONAL NOISE NOTED IN CRUISE, JUST ECAM INDICATIONS. TROUBLESHOT IAW TSM, FAULT ISOLATION STEP 4B (1). RAT DID NOT DEPLOY, BUT AMBER "RAT HYD FAULT" AND "RAT OSep 11, 2010 · N423UA · Airbus A320232SDR UALA2010080202777Wire · shortedEDP (ENGINE DRIVEN PUMP) HYD PWR. POS 2O1=L,O2=R) EDP HYD LOW PRESS LGT ILLUM. EICAS MSG DISPLAYED (LT,RT) HYD PRIM PUMP. EICAS MSG (LT,RT) HYD SYS MAINT (WAS, WAS NOT) DISPLAYED. CREW COMMENTS: PUMP AND SYS LO PSI LIGHT ON WITH R ELEC DEMAND SWITCH IN AUTO OAug 1, 2010 · N657UA · Boeing 767322SDR UALA2010080202789Connector · arcedC1 HYD ACMP CONNECTOR DM29304A HAS EVIDENCE OF SOCKET ARCING. REPLACED CONNECTOR AND SOCKETS. REPLACED PRESSURE TRANSDUCER FOR C1 ELECTRIC PUMP. CHECKS GOOD.Jul 31, 2010 · N793UA · Boeing 777222SDR HALA201007160299Connector · defectiveATB - AFTER T/O MESSAGE HYD R TEMP HI ILLUMINATED. REPLACED ELECTRICAL PLUG FOR RIGHT HYD TEMP HI SWITCH. OPS CHECK OK, WDM 29-33-01.Jul 8, 2010 · N486HA · Boeing 717200SDR VQMA2010070200001Circuit Breaker · trippedFLIGHT CREW REPORTED THAT THE LANDING GEAR DID NOT RETRACT ON TAKEOFF. FLIGHT CREW DISCOVERED A TRIPPED HYD CIRCUIT BREAKER. FLIGHT CREW RESET THE HYD CIRCUIT BREAKER AND CYCLED THE GEAR INTO THE DOWN AND LOCKED POSITION. MX JACKED ACFT, CHECKED THE HYD RESERVJun 29, 2010 · N24XJ · Piagio P180SDR Z5FA061910N549CS1Connector · misinstalledON TAXI OUT CHECKS AFTER UNRELATED MX ACTIVITY CREW WAS UNABLE TO DEPLOY THRUST REVERSERS OR RAISE FLAPS AND RETURNED TO SERVICE CTR. SERVICE CTR MX TROUBLESHOT SYS AND FOUND THE HYD LOADING VALVE CONNECTOR PLUG MISCLOCKED CAUSING WIRE BUNDLE TO CONTACT SURROJun 19, 2010 · N549CS · Cessna 560XLSDR ASOA201000886Circuit Breaker · odorIN FLIGHT HEAVY ELECTRICAL OZONE SMELL. ODOR LASTED 5-10 SECONDS DID NOT RETURN NO CIRCUIT BREAKERS WERE POPPED ALL SYSTEMS NORMAL. R & R HYD PUMP NR 2 C/B AND TRU NR 1 C/B IAW AMM 20-23-00. OPS CK GOOD.Jun 9, 2010 · N838AS · Cndair CL6002B19SDR 2010F00124Pin · loose((JGVR)) INFORMED BY API OF AN INCIDENT REPORTED TO THEM BY THE ACFT OPERATOR. THE REPORT TELLS OF A LOOSE PIN IN THE CONNECTOR THAT RESULTED IN AN INTERMITTENT FAULT INDICATION FOR THE NR 1 HYD PUMP SYS. IT APPEARS THE NR 11 PIN HAD PUSHED BACK EVEN THOUGHApr 26, 2010 · N619SM · Amd FALCON2000SDR UALA2010032300995Wire · faultyEICAS MESSAGE 'POWER XFER UNIT' IS DISPLAYED. SHOWED UP AFTER ENGINE START. RT ENG STARTED 1ST. DID NOT SHOW "STATUS" ON LOWER EICAS. NUISANCE MESSAGE. FAILED PTU TEST. CHANGED PRESS SWITCH S10540, PTU CONTROL VALVE AND NR1 ENGINE SPEED CARD, NO HELP. CONMar 23, 2010 · N546UA · Boeing 757222
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