Boeing 727-222

Service difficulty reports · 1,723

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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 aircraft_model_key = '727222'
  ORDER BY difficulty_date DESC"

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SDR 99UAL900392Relay · failedAFTER TAKEOFF, ALL BOOST PUMPS FOR NR 2 FUEL TANK FAILED. CIRCUIT BREAKERS POPPED. AFT FLIGHT REPORTED FUEL FUMES. RETURNED TO DEN. *S/D* MOST LIKELY CAUSE MAY HAVE BEEN A FAULTY APU BUS CIRCUIT BREAKER. PUMPS WERE TRIPPING THEIR BREAKERS WHEN USING APU Jul 22, 1999 · N7251U · Boeing 727222 · Fuel Boost PumpSDR 99UAL900387Floorbeam · corrodedCORROSION DAMAGE WAS FOUND ON THE STATION 1050 FLOORBEAM UPPER FLANGE AT RRL 30. THE RESULTING BLENDOUT WENT BEYOND ALLOWABLE LIMITS FOR MATERIAL REMOVAL. THE CORROSION WAS REMOVED BY BLENDING AND A REPAIR STRAP INSTALLED PER TIMCO REPAIR INSTRUCTIONS. THISJul 20, 1999 · N7451U · Boeing 727222 · Fuselage Main, Floor BeamSDR 99UAL900397Floorbeam · corrodedCORROSION DAMAGE WAS FOUND ON THE STATION 1130 FLOORBEAM UPPER FLANGE FROM RBL 15 TO 24. THE RESULTING BLENDOUT WENT BEYOND THE ALLOWABLE LIMITS FOR MATERIAL REMOVAL. THE CORROSION DAMAGE WAS REMOVED BY BLENDING AND A REPAIR STRAP INSTALLED PERTIMCO REPAIR IJul 19, 1999 · N7451U · Boeing 727222 · Fuselage Main, Floor BeamSDR 99UAL900396Rib · crackedTWO CRACKS WERE DISCOVERED EMANATING FROM TWO FASTENER HOLES OF THE STATION 750.95 RBL 70.5 RIB CHORD UPPER VERTICAL FLANGE. THE AFFECTED UPPER VERTICAL FLANGE WAS TRIMMED OUT AND A REPAIR WAS INSTALLED PER TIMCO REO-06583, REVISION A. THIS REPAIR WHICH IS Jul 16, 1999 · N7446U · Boeing 727222 · Wing, Rib/BulkheadSDR 99UAL900395Spar · chafedTHE VERTICAL STABILIZER MID SPAR CHORD AT FIN STATION 215 ON THE LEFT SIDE WAS FOUND CHAFED TO BELOW THE MINIMUM ALLOWABLE THICKNESS OF THE CHORD. THE DAMAGED AREA WAS CUT OUT AND A REINFORCING REPAIR ANGLE WAS INSTALLED PER TIMCO REPAIR INSTRUCTIONS. THIS Jul 16, 1999 · N7446U · Boeing 727222 · Vertical Stabilizer, Spar/RibSDR 99UAL900370Skin · damagedTHE RIGHT HAND FIXED LEADING EDGE SKIN WAS FOUND WITH CRACKS AT SLAT STATION 105 AND 113. THE STANDARD REPAIR MANUAL REPAIR COULD NOT BE ACCOMPLISHED BECAUSE OF AN ELECTRICAL WIRE BUNDLE IS IN THE WAY. THE DAMAGED SKIN WAS TRIMMED OUT AND INTERNAL REPAIR DOJul 9, 1999 · N7446U · Boeing 727222 · Wing, Plate/SkinSDR 99UAL900360Seal · wornRETURNED TO SFO DUE TO STRUT OVERHEAT LIGHT CAME ON AFTER TAKEOFF. *S/D* LEAKING SEAL ON UPPER SIDE OF ANTI-ICE VALVE. REPLACED SEAL.Jul 7, 1999 · N7251U · Boeing 727222 · Air Intake Anti/De-Ice SystemSDR 99UAL900361Switch · failedABORTED TAKEOFF AT 90 KNOTS DUE TO MACH AIRSPEED WARNING. *S/D* MAINTENANCE REPLACED THE NR 1 MACH AIR SPEED WARNING SWITCH. NO FURTHER PROBLEMS REPORTED.Jul 6, 1999 · N7441U · Boeing 727222 · Airspeed/Mach IndicatorSDR 99UAL900383Vent · damagedA FUEL TANK ACCESS PLATE WAS INADVERTENTLY LEFT INSIDE THE LEFT HAND WING FUEL TANK. OVER TIME THE LOOSE PLATE DENTED THE LT WING FUEL VENT TUBES (P/N 65-16708-4,AND 65-16710-124). THE DENTS WERE BEYOND ALLOWABLE LIMITS AND THE VENT REQUIRED REPLACEMENT. LOJul 5, 1999 · N7442U · Boeing 727222 · Aircraft Fuel Distribution SystemSDR 99UAL900381Stringer · damagedCORROSION DAMAGE WAS FOUND ON STRINGER 29 RT (KEEL BEAM) IN THE RADIUS OF THE LOWER FLANGE AT BS 950E PLUS 8. THE CORROSION DAMAGE WAS BLENDED OUT AND REPAIR ANGLES INSTALLED TO RESTORE THE STRENGTH TO THE STRINGER. THIS REPAIR WAS APPROVED BY BOEING'S DER WJul 5, 1999 · N7442U · Boeing 727222 · Fuselage Main, Longeron/StringerSDR 99UAL900386Rib · crackedTWO CRACKED FASTENER HOLES AT BS 760, WL 200 AT WING LBBL 70.5 RIB UPPER CHORD VERTICAL FLANGE WERE FOUND. ONE FASTENER HOLE WAS TRIMMED OUT AND REPAIRED WITH A FILLER, WHILE THE OTHER HOLE WAS REPAIRED WITH A FREEZE PLUG. INSTALLATION OF LT 70.5 CHORD PREVEJul 1, 1999 · N7447U · Boeing 727222 · Wing, Rib/BulkheadSDR 99UAL900385Structure · elongated holesEL0NGATED HOLES WERE FOUND AT APPROXIMATELY LBBL 70,5,WL 208 TO 214, BS 780.95 FUSELAGE SKIN, FRAME (P/N 85-16325-81) AND FRAME STRAP (P/N 65-16325-103). THE ELONGATED HOLES WERE OVERSIZED TO A CLEAN AND ROUND CONDITION. FREEZE PLUGS WERE THEN INSTALLED AND Jul 1, 1999 · N7442U · Boeing 727222 · Fuselage Main, StructureSDR 99UAL900384Rib · crackedA CRACKED FASTENER HOLE WAS FOUND IN THE RBBL 70.5 WING RIB UPPER CHORD AT BS 760,WL 198, DURING ACCOMPLISHMENT OF BOEING SB 727-57-112, RBBL 70.5 PLUS CHORD PREVENTATIVE MODIFICATION. A REPAIR WAS ACCOMPLISHED PER A DEVIATION TO BOEING SB 727-57-112. THE ARJul 1, 1999 · N7442U · Boeing 727222 · Wing, Rib/BulkheadSDR 99UAL900380Bulkhead Fitting · misdrilledTWO PRODUCTION HOLES WERE FOUND MISDRILLED AT S29L END FITTING (P/N 65-60208-1), LOCATED AT BS 1183 BULKHEAD CHORD (P/N 65-16350-5) WL 150,LBL 10. THE INBOARD HOLE WAS REPAIRED WITH A FREEZE PLUG, WHILE THE OUTBOARD HOLE WAS OVERSIZED. THIS REPAIR WAS APPROVJul 1, 1999 · N7442U · Boeing 727222 · Fuselage Main, BulkheadSDR 99UAL900379Mount · crackedDURING ACCOMPLISHMENT OF BOEING SB 727-54A0019 AS MANDATED BY AD97-05-O8, A CRACK INDICATION WAS FOUND IN HOLE H COMMON TO THE NR 1 ENGINE PYLON FORWARD MOUNT. THE FASTENER HOLE H WAS OVERSIZED TO A DIAMETER OF O,3432-0.3442 INCH TO REMOVE THE CRACK AND AN OVJul 1, 1999 · N7442U · Boeing 727222 · Engine Mount SectionSDR 99UAL900378Sill · corrodedTHE AFT CARGO DOOR CUTOUT LOWER SILL CHORD AT BS 950E TO BS 990 WAS FOUND CORRODED AND CRACKED, A REPLACMENT CHORD SEGMENT WAS SPLICED IN. THIS REPAIR AREA IS WITHIN SSID INSPECTION AREA, SUBJECT TO AD98-11-03. STRUCTURAL SUBSTANTIATION OF REPAIR PLAN WAS OBJul 1, 1999 · N7442U · Boeing 727222 · Fuselage Miscellaneous StructureSDR 99UAL900351Wheel · out of balanceDURING TAKEOFF, THERE WAS A LOUD BANG AND SEVERE VIBRATION. DUMPED FUEL AND RETURNED TO DEN. *S/D* ACCOMPLISHED CHECK OF AIRCRAFT FOR DAMAGE DUE TO EXCESSIVE VIBRATION FROM NOSE GEAR SHIMMY AND CHECK FOR SOURCE OF ABNORMAL NOISE. NO DEFECTS NOTED ON GROUNDJun 30, 1999 · N7285U · Boeing 727222 · Wheel/Ski/FloatSDR 99UAL900350Controller · malfunctionedOVER BVL, AIRCRAFT LOST CABIN PRESSURE. CABIN ALTITUDE CLIMBED ABOUT I000 FEET PER MINUTE TO FL 140. DESCENDED TO FL 140. FLIGHT DIVERTED TO SLC. *S/D* REPLACED PRESSURE CONTROLLER AND PERFORMED AN OPERATIONAL CHECK.Jun 30, 1999 · N7263U · Boeing 727222 · Cabin Pressure ControllerSDR 99UAL900346Valve · failrfA HYDRAULIC SYSTEM PRESSURE INDICATION ZERO. ENGINE NR 1 AND NR 2 PUMP LOW PRESSURE LIGHTS ON. *S/D* REPLACED FAILED DRAIN PLUG ON FLAP CONTROL VALVE AND SERVICED HYD SYSTEM. OPERATIONALLY CHECKED SYSTEM. NO LEAKS FOUND.Jun 29, 1999 · N7266U · Boeing 727222 · Trailing Edge Flap Control SystemSDR 99UAL900343Hose · rupturedSHORTLY AFTER TAKEOFF THE FLIGHT EXPERIENCED THE LOSS OF FLUID AND PRESSURE FROM THE A HYDRAULIC SYSTEM. RETURNED TO STL. *S/D* FOUND PRESSURE LINE GOING TO TAIL SKID ACTUATOR RUPTURED. REPLACED LINE, BOTH ENGINE DRIVEN PUMPS AND CASE DRAIN FILTERS PER MJun 25, 1999 · N7274U · Boeing 727222 · Hydraulic System, MainSDR 99UAL900377Skin · mismanufacturedAN OVERSIZED COUNTERSUNK FASTENER WAS FOUND IN THE FUSELAGE SKIN AT BS 303.5 BETWEEN STRINGER 3L AND 4L. THE HOLE IS COMMON TO THE SKIN, DOUBLER AND BEAR STRAP AND THE FASTENER COUNTERSINK CREATES A KNIFE EDGE CONDITION IN THE SKIN AND BONDED DOUBLER. THE FAJun 23, 1999 · N7442U · Boeing 727222 · Fuselage Main, Plate/SkinSDR 99UAL900371Skin · crackedCRACKS WERE FOUND IN THE FUSELAGE BELLY SKIN AT BS 208, LBL 1. THE CRACKS WERE COMMON TO FOUR FASTENER HOLES COMMON TO A DRAIN HOLE FLAPPER VALVE. THE CRACKS WERE CLEANED UP BY OVERSIZING ALL FOUR HOLES TO 0.421 INCH DIAMETER. THE SKIN WAS CUT OUT AROUND THJun 23, 1999 · N7448U · Boeing 727222 · Fuselage Main, Plate/SkinSDR 99UAL900330Power Divider · failedOVER EASTERN KANSAS FLIGHT LOST NAV 1 AND 2 AND WAS NO LONGER CAPABLE OF NAVIGATING. REQUESTED VECTORS TO DEN. *S/D* FAULTY NR 2 VOR ANTENNA POWER DIVIDER. REPLACED NR 2 VOR ANTENNA POWER DIVIDER.Jun 18, 1999 · N7260U · Boeing 727222 · Visual Omnirange (VOR) SystemSDR 99UAL900322O-Ring · missingEXPERIENCED LOW OIL PRESSURE INDICATION IN NR 2 ENGINE. SHUT DOWN NR 2 ENGINE. *S/D* DURING REPLACEMENT OF FUEL PUMP FOR TIME, FUEL PUMP DRIVE SHAFT O RING WAS NOT INSTALLED CAUSING OIL LOSS, AND ILLUMINATION OF LOW OIL PRESSURE LIGHT. AIRCRAFT RETURNED TO Jun 14, 1999 · N7449U · Boeing 727222 · Engine Fuel PumpSDR 99UAL900323Warning · activatedDOOR 1L WARNING LIGHT DISPLAYED AT LESS THAN 100 KNOTS. ABORTED TAKEOFF AND RETURNED TO BLOCKS. *S/D* VISUALLY CHECKED DOOR OPERATION AND INDICATOR LIGHT, OPERATIONALLY CHECKED NORMAL.Jun 13, 1999 · N7445U · Boeing 727222 · Door Warning SystemSDR 99UAL900315Gpws · trippedDURING TAKEOFF ROLL, WINDSHEAR INOPERATIVE LIGHT ILLUMINATED AT 120 KNOTS. TAKEOFF WAS ABORTED. *S/D* RESET GPWS, TEST NORMAL.Jun 9, 1999 · N7265U · Boeing 727222 · Ground Proximity SystemSDR 99UAL900302Linkage · disconnectedNR 3 ENGINE WENT TO UNCONTROLLABLE HIGH POWER ON TAKEOFF. ABORTED TAKEOFF AT 60 KNOTS. ENGINE SHUT DOWN WITH SHUT OFF LEVER. *S/D* MECHANICAL ERROR. TORQUE AND SAFETY OF NUT AT FUEL CONTROL THROTTLE LEVER WAS NOT ACCOMPLISHED, ALLOWING CONTROL LINKAGE TOJun 1, 1999 · N7264U · Boeing 727222 · Power LeverSDR 99UAL900301Circuit Breaker · failedWHEN WEATHER RADAR TURNED ON GYRO AND STEER FLAGS VISIBLE. RETURNED TO ORD. *S/D* REPLACED CIRCUIT BREAKER C833.May 31, 1999 · N7260U · Boeing 727222 · Weather Radar SystemSDR 99UAL900294Acm · failedUNABLE TO CONTROL CABIN PRESSUSE. RETURNED TO PHX. DUMPED FUEL. *S/D* CAUSE NOT DETERMINED. REPLACED AIR CYCLE MACHINE AND ACCOMPLISHED PRESSURIZATION CHECK.May 26, 1999 · N7299U · Boeing 727222 · Cabin Cooling SystemSDR 99UAL900282Generator · failedNR 1 AND NR 2 BUS TIE TRIPPED WITH PHASE UNBALANCE UPON FLAP EXTENSION, STARTED SHEDDING CB S, EQUIPMENT COOLING, COOLING FANS, BOOST PUMPS AND A & B SYSTEM PUMP. DID NOT LOOSE GENERATORS. *S/D* NR 3 GENERATOR FIELD WINDING OUT OF LIMITS. FOUND A PHASE May 17, 1999 · N7454U · Boeing 727222 · AC Generator-AlternatorSDR 99UAL900265Battery · dischargedFWD GALLEY EMERGENCY LIGHT INOP. REPLACED LIGHT ASSEMBLY AND BATTERY, OP CHECK OK.May 9, 1999 · N7292U · Boeing 727222 · Emergency LightingSDR 99UAL900260Valve · failedUNABLE TO PRESSURIZE IN AUTO OR STANDBY. RETURNED TO DEN. *S/D* REPLACED FLOW CONTROL VALVE.May 5, 1999 · N7441U · Boeing 727222 · Cabin Pressure Control SystemSDR 99UAL900261Switch · failedNR 4 LEADING EDGE FLAP INDICATOR ILLUMINATED ON SECOND OFFICERS PANEL. RETURNED TO DEN. *S/D* REPLACED NR 4 LEADING EDGE SLAT EXTEND SWITCH, SYSTEM OPS CHECKS OK.May 4, 1999 · N7459U · Boeing 727222 · Leading Edge Slat Position Indicating SystemSDR 99UAL900305Compressor · stalledABORTED TAKEOFF AT BETWEEN 80 AND 100 KNOTS DUE TO A COMPRESSOR STALL ON NR 2 ENGINE. FLAMES REPORTED FROM REAR OF ENGINE. CROSS WINDS 27 TO 45 KNOTS. *S/D* STRONG CROSS WIND WAS THE CAUSE OF THE STALL. THE AIRCRAFT RETURNED TO SERVICE AFTER FINDING NO AMay 2, 1999 · N7257U · Boeing 727222 · Turbine Engine Compressor SectionSDR 99UAL900248Switch · failedLEADING EDGE FLAPS AMBER LIGHT ON AT P2 PANEL AND NR 5 LEADING EDGE SLAT AMBER LIGHT WAS ON AT SECOND OFFICERS PANEL WITH FLAPS UP. RETURNED TO MIA. *S/D* REPLACED NR 4 LEADING EDGE SLAT EXTEND SWITCH, SYSTEM OPS CHECKS OK.Apr 29, 1999 · N7256U · Boeing 727222 · Leading Edge Slat Position Indicating SystemSDR 99UAL900247Fuel Pump · failedNR 1 ENGINE FLAMED OUT ON TUS TAKEOFF ROLL AT 90 KNOTS. ABORTED TAKEOFF. *S/D* THE FLAME-OUT WAS CAUSE BY THE FUEL PUMP SPLINE DRIVE SHAFT EXCESSIVE WEAR. THE FUEL PUMP AND FUEL CONTROL UNIT WERE REPLACED BEFORE THE AIRCRAFT WENT BACK TO SERVICE.Apr 28, 1999 · N7259U · Boeing 727222 · Engine Fuel PumpSDR 99UAL900241Duct · leakingEMERGENCY EXIT LIGHT IN OVERHEAD FRONT PART OF COACH CABIN HAS WATER INSIDE. REMOVED CEILING PANELS AT ROW 9. FOUND WATER COMING FROM AIR CONDITIONING DUCTS. RAN PACKS AT FULL HOT TO DRY DUCTS. REPLACED EMERGENCY LIGHT AND CEILING PANELS.Apr 26, 1999 · N7270U · Boeing 727222 · Cabin Cooling SystemSDR 99UAL900238Adc · failedALL INSTRUMENT FLAGS ASSOCIATED WITH CADC IN VIEW, CAPTAINS ALTIMETER, ALTITUDE ALERT, GPWS FALL, WINDSHEAR INOPERATIVE, TAS OFF. RETURNED TO ORD. *S/D* REPLACED NR 1 CENTRAL AIR DATA COMPUTER.Apr 25, 1999 · N7289U · Boeing 727222 · Air Data ComputerSDR 99UAL900230Power Supply · inoperativeAFT EXIT EMERGENCY EXIT SIGN LIGHTS INOPERATIVE. REPLACED THE POWER SUPPLY BASE ASSEMBLY.Apr 22, 1999 · N7449U · Boeing 727222 · Emergency LightingSDR 99UAL900225Wire · failedEEL STRIPS INOP IN 1ST CLASS SECTION. REPLACED EEL STRIPS, REPLACED DAMAGED POWER STRIP FROM COCKPIT TO FWD END OF STRIP. FIRST CLASS BATTERY PACK, FOUND WIRE FROM BATT TO STRIP GROUNDING OUT ON METAL RETURN AIR GRILLED. REPAIRED AND REPLACED FEEDER STRIP FApr 21, 1999 · N7266U · Boeing 727222 · Light System WiringSDR 99UAL900220Control Panel · malfunctionedCREW REPORTS AT 33,000 FEET THE CABIN PRESSURE BEGAN TO CLIMB TO 11,000 FEET. MADE AN EMERGENCY DESCENT TO 24,000 FEET. STANDBY OPERATION OK. *SD* REPLACED PRESSURE CONTROL PANEL.Apr 19, 1999 · N7285U · Boeing 727222 · Cabin Pressure Control SystemSDR 99UAL900218Valve · fodCABIN FAILED TO PRESSURIZE. THE CABIN ALTITUDE WAS UNCONTROLLABLE. DESCENDED TO 14,000 FEET TO STABILIZE PRESSURE. DIVERTED BACK TO DEN. *S/D* FOUND BIRD JAMMED IN SHUTOFF VALVE. REPLACED VALVE AND REMOVED REMAINS OF BIRD.Apr 18, 1999 · N7289U · Boeing 727222 · Cabin Pressure Control SystemSDR 99UAL900217Valve · leakingCLIMBING THROUGH 8,000 FEET LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED. CREW DECLARED AN EMERGENCY AND DIVERTED TO SFO. *S/D* MIANTENANCE REPLACED A LEAKING LEFT HAND PACK VALVE AND FAULTY CLAMP ON THE KEEL BEAM DUCT. NO FURTHER PROBLEMS REPORTED.Apr 17, 1999 · N7458U · Boeing 727222 · Pneumatic Distribution SystemSDR 99UAL900196Oil Pump · failedAT 23,000 FEET NR 2 ENGINE OIL SHOWED 1 GALLON. CONTINUED TO DECREASE TO ALMOST ZERO OIL. OIL TEMPERATURE WAS 114 DEGREES. PULLED THROTTLE BACK AND OIL TEMPERATURE RACED INTO THE YELLOW ARC AND OIL PRESSURE STABILIZED AT 47 PSI. SHUT ENGINE DOWN IN FLIGHT.Apr 8, 1999 · N7270U · Boeing 727222 · Turbine Engine Oil SystemSDR 99UAL900198Emergency Lights · miswiredTHE EMERGENCY LIGHTS UNDER THE GLARE SHIELD ARE ON. LIGHTS ARE TIED INTO THE PILOTS BACKGROUND LIGHTS. RELAMPED BACKGROUND LIGHTS AND CORRECTED EMERGENCY LIGHT MISWIRE.Apr 7, 1999 · N7288U · Boeing 727222 · Emergency LightingSDR 99UAL900191Skin · crackedNR 6 SLAT HAS CRACK APPROXIMATELY 5 INCHES LONG. REPLACED SLAT PER 727 MM 27-81-03.Apr 5, 1999 · N7457U · Boeing 727222 · Leading Edge DevicesSDR 99UAL900185Battery Pack · dischargedOVERHEAD EMERGENCY EXIT SIGN AT AFT GALLEY LOCATION IS INOP. REPLACED BATTERY PACK, CHECKS NORMAL.Apr 1, 1999 · N7444U · Boeing 727222 · Emergency LightingSDR 99UAL900183Battery · dischargedEMERGENCY EXIT LIGHT AT DOOR 2 RIGHT WILL NOT GO OUT. REPLACED BATTERIES. OPERATIONALLY CHECKED GOOD.Mar 30, 1999 · N7253U · Boeing 727222 · Emergency LightingSDR 99UAL900182Galley Module · looseFORWARD GALLEY SLID OUT ON TAKEOFF AND BROKE OFF THE ASSIST HANDLE ON THE SERVICE DOOR. MAINTENANCE SECURED UNIT. FLEET ENGINEERING WILL FORWARD THIS ITEM TO THE APPROPRIATE CATERING VENDOR AND RECOMMEND A LATCH AND PULL TEST BE PART OF THEIR INSTALLATION TMar 30, 1999 · N7289U · Boeing 727222 · Buffet/GalleysSDR 99UAL900181Galley Module · looseDURING POWER UP, THE FORWARD GALLEY SHIFTED AND PUSHED UP AGAINST THE FORWARD SERVICE DOOR HANDLE. THE FORWARD DOOR WARNING LIGHT ILLUMINATED. ABORTED TAKEOFF ROLL AT APPROXIMATELY 60 KNOTS. MAINTENANCE SECURED UNIT. FLEET ENGINEERING WILL FORWARD THIS ITEMar 30, 1999 · N7282U · Boeing 727222 · Buffet/Galleys
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