Boeing 737-500

Service difficulty reports · 45

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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 = '737500'
  ORDER BY difficulty_date DESC"

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SDR CA190613004Compressor · contaminated(CAN) AFTER ARRIVAL AND ENGINE SHUTDOWN WITH APU AND AIR CONDITIONING SYSTEM OPERATING THE CABIN FILLED WITH SMOKE. PASSENGERS WERE DEPLANED NORMALLY IN A EXPEDITED FASHION. AIRPORT FIRE DEPARTMENT CAME AND INSPECTED THE AIRCRAFT. FIRE DEPARTMENT TOOK NO ACTIOJun 12, 2019 · Boeing 737500* · APU Core EngineSDR COZA20171103118Switch · intermittentINTERMITTENT LEFT DUCT OVERHEAT LIGHT ON WITH NORMAL DUCT TEMPERATURE INDICATION. DETERMINED TO BE AN INDICATION PROBLEM. REPLACED THE 190 DEGREE AND 250 DEGREE SWITCHES IN THE AIR CONDITIONING DUCT/PLENUM. OPERATIONAL CHECK NORMAL.Nov 2, 2017 · N732KA · Boeing 737500* · Air Distribution SystemSDR COZA20171103117Fuel Control · failedAPU SHUTDOWN AFTER AN HOUR OF RUN TIME ON THE GROUND. PUT A PRESSURE GAUGE IN THE FUEL LINE BETWEEN THE FUEL CONTROL AND FUEL ATOMIZER. FOUND FUEL PRESSURE AT 25 PSI WITH A REQUIREMENT FOR 50-60 PSI. REMOVED FUEL CONTROL UNIT AND FOUND DRIVE SHAFT SHEARED. Oct 31, 2017 · N732KA · Boeing 737500* · APU Engine Fuel and ControlSDR COZA20171004114Control Valve · leakingUNSTABLE CABIN PRESSURIZATION. PERFORMED FUNCTIONAL CHECK OF CABIN PRESSURIZATION CONTROLLER WITH NO FAULTS FOUND. FOUND RESIDUAL PRESSURE IN THE BLEED AIR MANIFOLD WITH APU NOT RUNNING. REPLACED THE APU LOAD CONTROL VALVE.Sep 30, 2017 · N732KA · Boeing 737500 · APU Bleed Air SystemSDR COZA20170929112Accessory Unit · faultyDURING AIR CONDITIONING PACK OPERATION ON THE GROUND, LEFT AIR CONDITIONING PACK INDICATED A PACK TRIP AND DUCT OVERHEAT AT PACK START UP. INDICATION FOR THE DUCT TEMPERATURE DID NOT SHOW A DUCT OVERHEAT. DETERMINED THIS TO BE AN INDICATION PROBLEM USING THESep 27, 2017 · N732KA · Boeing 737500 · Cabin Cooling SystemSDR COZA20170929111Start Valve · intermittentSTART VALVE ON RIGHT ENGINE WAS INTERMITTENT OR SLOW TO OPEN WHEN START WAS INITIATED. REPLACED START VALVE AND OPERATIONAL CHECK NORMAL.Sep 27, 2017 · N732KA · Boeing 737500 · Engine Start Valves/ControlsSDR COZA20170606108Skin · corrodedLEVEL 3 CORROSION FOUND ON THE UPPER SURFACES OF THE LEFT AND RIGHT WING UNDER THE EMERGENCY EXIT WING WALK PAINT. RIGHT WING UPPER SURFACE LOCATIONS STRINGERS 2,3,4,5,7,8 AND REAR SPAR AT APPROX WBL 71.24-92.5. LEFT WING UPPER SURFACE LOCATIONS STRINGERS 1,Jun 4, 2017 · N732KA · Boeing 737500 · Wing, Plate/SkinSDR COZA20161223104Controller · looseTHE STANDBY ALT SELECT KNOB ON THE PRESSURIZATION PANEL WAS FOUND TO BE INTERMITTENTLY SLIPPING INTERNALLY WHEN ATTEMPTING TO MAKE NUMBER CHANGES. REPLACED THE PANEL AND OPERATIONAL CHECK NORMAL.Dec 23, 2016 · N732KA · Boeing 737500 · Cabin Pressure ControllerSDR COZA20160901093Oil System · lowPERFORMED AN OIL QUANTITY INSPECTION ON THE LEFT PACK AIR CYCLE MACHINE. FOUND THE OIL LEVEL BELOW LIMITS IN THE SIGHT GLASS AND SIGNS OF FLUID LEAKAGE FROM THE AIR CYCLE MACHINE. REPLACED THE LEFT PACK AIR CYCLE MACHINE.Sep 1, 2016 · N732KA · Boeing 737500* · Cabin Cooling SystemSDR COZA20160901092Starter · making metalPERFORMED ENGINE STARTER CHIP DETECTOR INSPECTION. FOUND EXCESSIVE METAL PARTICLES ATTACHED TO THE CHIP DETECTOR. REPLACED ENGINE STARTER.Sep 1, 2016 · N732KA · Boeing 737500* · Engine StarterSDR COZA20160718082Actuator · leakingNOSE LANDING GEAR RETRACT ACTUATOR FOUND LEAKING HYDRAULIC FLUID. REPLACED ACTUATOR AND OPERATIONAL & LEAK CHECKED OK.Jul 14, 2016 · N732KA · Boeing 737500* · Landing Gear ActuatorSDR COZA20160718081Pump · leakingRIGHT ENGINE HYDRAULIC PUMP FOUND LEAKING HYDRAULIC FLUID FROM SHAFT SEAL DRAIN. REPLACED PUMP AND OPERATIONAL CHECKED NORMAL.Jul 14, 2016 · N732KA · Boeing 737500* · Hydraulic Pump (Electric/Engine), MainSDR COZA20160718080Heater · inoperativeAMBER "L ELEV PITOT" LIGHT ILLUMINATED. THIS LIGHT INDICATES A PROBLEM WITH THE ELEVATOR FEEL PITOT PROBE HEATER. REMOVED PROBE AND FOUND INTERNAL HEATER FAILED. REPLACED PITOT PROBE AND OPERATIONAL CHECK NORMAL.Jul 14, 2016 · N732KA · Boeing 737500* · Pitot/Static Anti-Ice SystemSDR COZA20160114076Mixing Valve · intermittentDURING AIR CONDITIONING OPERATIONAL CHECKS, LT MIXING VALVE WAS FOUND TO BE STICKING AND INTERMITTENT. REPLACED MIXING VALVE.Jan 11, 2016 · N732KA · Boeing 737500 · Cabin Temperature Control SystemSDR COZA20160114075Controller · defectiveLEFT DUCT OVERHEAT LIGHT ON, IAW THE FIM REPLACED THE CABIN TEMPERATURE CONTROLLER.Jan 11, 2016 · N732KA · Boeing 737500 · Cabin Temperature Control SystemSDR COZA20160114074Accessory Unit · defectiveLEFT DUCT OVERHEAT LIGHT ON, IAW FIM REPLACED AIR CONDITIONING ACCESSORY UNIT.Jan 11, 2016 · N732KA · Boeing 737500 · Cabin Cooling SystemSDR COZA20151215072Dau · intermittentRIGHT WING FUEL QUANTITY INDICATOR INTERMITTENTLY DISPLAYED "0" WITH CODES 1, 2, 3, 5, 7, 10. IAW TROUBLESHOOTING WITH THE FAULT ISOLATION MANUAL, REPLACED THE RIGHT FUEL QUANTITY INDICATOR AND DIGITAL CALIBRATION TRIM UNIT ATTACHED TO THE INDICATOR. PERFORMDec 13, 2015 · N732KA · Boeing 737500 · Fuel Quantity IndicatorSDR COZA20151215070Dau · failedDIGITAL FLIGHT DATA ACQUISITION UNIT CIRCUIT BREAKER POPPED AND WOULD NOT RESET. REPLACED DFDAU AND OPERATIONAL CHECK NORMAL.Dec 13, 2015 · N732KA · Boeing 737500* · Data Recorders (Flight/Maintenance)SDR COZA20151209069Control Valve · looseFOUND PROPORTIONAL CONTROL VALVE BODY LOOSE. VALVE IS LOCATED ON LOWER SIDE OF THE APU. REPLACED VALVE AND OPERATIONAL CHECK NORMAL.Dec 6, 2015 · N732KA · Boeing 737500* · APU Bleed Air SystemSDR COZA20151209068Liner · damagedAPU WOULD HANG AT 250-300 DEGREES FOR APPROXIMATELY 30 SECONDS DURING START AND THEN ACCELERATE. APU WAS MAKING CHUGGING EXHAUST NOISES WHEN RUNNING. SB GTCP85-49-7484 INCORPORATES A NEW FUEL CONTROL AND ATOMIZER/ LINER ASSEMBLY, PN 3604524-54 TO IMPROVE STADec 6, 2015 · N732KA · Boeing 737500* · APU Engine Fuel and ControlSDR COZA20151209067Fuel Control · malfunctionedAPU WOULD HANG AT 250-300 DEGREES FOR APPROXIMATELY 30 SECONDS DURING START AND THEN ACCELERATE. APU WAS MAKING CHUGGING EXHAUST NOISES WHEN RUNNING. SB GTCP85-49-7484 INCORPORATES A NEW FUEL CONTROL, PN 3617750-1 AND ATOMIZER/LINER ASSEMBLY TO IMPROVE STARTDec 6, 2015 · N732KA · Boeing 737500* · APU Engine Fuel and ControlSDR COZA20150716059Electronic Unit · intermittentOBSERVER SEAT HAND MIKE HAD NO AUDIO. REPLACED THE REMOTE ELECTRONICS UNIT. OPERATIONAL CHECKED NORMAL.Jul 14, 2015 · N732KA · Boeing 737500 · Audio Integrating SystemSDR COZA20150716058Display · defectiveLEFT ENG FUEL FLOW WAS INTERMITTENTLY DISPLAYED ON THE EIS PRIMARY DISPLAY. TROUBLESHOOTING OF THE FUEL FLOW TRANSMITTER & ASSOCIATED WIRING FOUND NO DEFECTS. THE EIS PRIMARY DISPLAY WAS REPLACED & FUEL FLOW INDICATION IS NORMAL.Jul 14, 2015 · N732KA · Boeing 737500 · Central DisplaySDR COZA20150716057Indicator · failedVMU FLAG APPEARED ON CAPTAIN'S ASI & BARBER POLE DID NOT MATCH FIRST OFFICERS SIDE. REPLACED DEFECTIVE AIRSPEED INDICATOR. OPERATIONAL CHECKED NORMAL.Jul 7, 2015 · N732KA · Boeing 737500 · Airspeed/Mach IndicatorSDR COZA20150716056Carbon Seal · leakingREPLACED CARBON SEALS FOR THE RT ENG HYD PUMP, CSD & MEC TO IMPROVE ENG OIL CONSUMPTION.Jul 7, 2015 · N732KA · Boeing 737500 · Turbine Engine Oil SystemSDR CA130711011Autoland Sys · erratic(CAN) AIR NORTH IS HOLDER OF SSTC C-LSA12-033/D FOR THE INSTALLATION OF A SBAS LANDING SYSTEM. ALTHOUGH THE INSTALLATION OF THE SYS HAS BEEN ACCOMPLISHED ON THE FIRST OF 2 AIRPLANES ON THE FLEET IN FEB 2012, THE SYSTEM WAS NOT OPERATIONNALY APPROVED AND USED Jun 27, 2013 · Boeing 737500 · Landing and Taxi AidsSDR RCAA2012052900001Wire Harness · chafedCHAFED WIRE BUNDLE IN THE P5-4 OVERHEAD, BELOW MODULE AND ADJACENT TO THE APU START SWITCH, SHORTED.Jun 29, 2012 · Boeing 737500 · Electrical Power System WiringSDR CA110517005Windshield · brokenIN CRUISE FLIGHT AT FL 360, THE CAPTAINS NR 1 WINDSCREEN, OUTER GLASS LAYER SHATTERED. THE CREW DIVERTED, A RESCUE AIRPLANE, WITH MX ON BOARD WAS SENT. MX INSPECTED THE DAMAGED WINDOW AND DETERMINED THE OUTER GLASS LAYER (NON-STRUCTURAL) WAS CRACKED AND THERE May 15, 2011 · Boeing 737500* · Flight Compartment WindowsSDR CA101007003Bearing · fracturedTHE FLIGHT CREW REPORTED THAT THE ACFT WAS DIFFICULT TO CONTROL DURING TAXI. STEERING COLLAR BEARING (FIG 1), THE FWD HALF OF THE STEERING COLLAR BEARING ASSY, PN 69-61785-8 (ITEM 155, CMM 32-21-48) WAS FOUND FRACTURED AT THE UPPER FLANGE ANTI-ROTATION LUG. Oct 5, 2010 · Boeing 737500 · Landing Gear Steering SystemSDR CALA0700517Cable · bindingTHE GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM EWR. ABNORMAL PROCEDURES WERE FOLLOWED AND THE GEAR RETRACTED USING THE OVERRIDE TRIGGER, BUT STILL HAD PARTIAL ABNORMALITIES. THE AIRCRAFT WAS RETURNED TO EWR WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUNDSep 14, 2007 · N15659 · Boeing 737500 · Landing Gear Retraction/Extension SystemSDR CALA0700516Unknown · malfunctionedAFTER T/O WHEN GEAR RETRACTED, A LOUD THUMP WAS HEARD AND SHUTTER WAS FELT. AFTER RETRACTION RT MAIN UNSAFE LIGHT ILLUMINATED. RECYCLED LANDING GEAR UP/DOWN AND STILL HAD A RED UNSAFE LIGHT W/GEAR UP POSITION. LOWERED LANDING GEAR, NO UNSAFE LIGHT. RETURNESep 13, 2007 · N15659 · Boeing 737500 · Landing Gear Retraction/Extension SystemSDR CALA0700337Light · inoperativeEMERGENCY EXIT LIGHT AT SEAT 19C WAS INOP. REMOVED AND REPLACED EMERGENCY EXIT LIGHT AT SEAT 19C REF AMM 33-51-81. OPS CHECK GOOD.Jul 7, 2007 · N14652 · Boeing 737500 · Emergency LightingSDR 2007F00017Vane · crackedNR 2 ENG WITH HIGH EGT, BEING INSPECTED DEFECTS WERE FOUND ON THE LPT, SEVERAL CRACKS ON 1 STAGE OF LPT. 3 BOROSCOPES WERE PERFORMED AND NO CORRECTIVE ACTION DONE.Feb 1, 2007 · N927UW · Boeing 737500 · Turbine SectionSDR CA051007003Bellcrank · corroded(CAN) DURING A ROUTINE DAILY CHECK,IT WAS NOTED THAT THE LT OB T/E FLAP HAD EXCESSIVE PLAY WHEN HAND FORCE WAS APPLIED TO THE TRAILING EDGE FLAP. UPON FURTHER INVESTIGATION IT WAS DISCOVERED THAT THE CLEVIS BOLT AND THE BELLCRANK WERE WORN AND CORRODED. BELLOct 4, 2005 · Boeing 737500* · Trailing Edge Flap Control SystemSDR DU4R0507137Skin · dentedFOUND DENT WITH OLD YELLOW DOTS 20 INCHES AFT OF DOOR 2L.Jul 1, 2005 · N954UA · Boeing 737500 · Fuselage Main, Plate/SkinSDR CA050706001Valve · seized(CAN) DURING CLIMB, A/C WOULD NOT PRESSURIZE. SUSPECTING AN OPEN DOOR OR POSSIBLE DAMAGE, ELECTED TO RETURN. IAW AMM MX PERSONNEL INSPECTED A/C AND FOUND NO DEFECTS WITH PRESSURE VESSEL AND ALL DOORS CLOSED TIGHT WITH NO DAMAGED SEALS. T/S OF PRESS SYS REVEJun 29, 2005 · Boeing 737500* · Cabin Pressure Control SystemSDR ASMF200506025Trim System · malfunctionedAIRCRAFT RETURNED TO PLATFORM, PSEU AND OVERHEAD LIGHTS TURNED ON IN UPPER PANEL. BITE TO PROXIMITY UNIT SWITCH WAS PERFORMED SHOWING STAB TRIM DISAGREE FAILURE CODE. STABILIZER WAS COMPLETELY DEPLOYED AND CONFIGURED AGAIN IN TAKEOFF MODE TURNING OFF THE LIGJun 24, 2005 · N852AM · Boeing 737500* · Stabilizer Position IndicatingSDR CA050415001Starter · overheated(CAN) LOGBOOK SNAG STATED THAT THE APU WOULD NOT START. UPON INVESTIGATION IT WAS NOTED THAT THE APU STARTER HAD OVERHEATED AT BOTH TERMINAL CONNECTIONS. TERMINAL ENDS AND CABLE PROTECTION HEAT DAMAGED. NO INDICATION OF FIRE WARNING OCCURRED.Apr 14, 2005 · Boeing 737500* · APU Start/Ignition SystemSDR USAA040931Attach Angle · crackedPIT - Q1 - ATTACH ANGLE, .5 INCH LONG CRACK, FRAME 706, STR S-11L. DEFECTIVE PART REPLACED WITH IDENT PART IAW SRM 51-40-02, 51-40-03.Oct 28, 2004 · N435US · Boeing 737500* · Fuselage Main, Attach FittingsSDR IU62002F00020Housing · crackedGROUND SPOILER ACTUATOR HOUSING CRACKED AT RETRACT PORT.Jul 18, 2002 · Boeing 737500 · Drag Control ActuatorSDR IU62002F00019Housing · crackedHOUSING CRACKED AT RETRACT PORT.Jul 18, 2002 · Boeing 737500 · Hydraulic System, MainSDR IU62002F00011Housing · crackedHOUSING IS CRACKED AT THE RETRACT PORT. PROBABLY CAUSED BY OVER PRESSURIZATION AND WEAKENED METAL. REPLACE WITH UPGRADED HOUSING ASSEMBLY. (OCN: 168497 / MECH. CB4)May 30, 2002 · Boeing 737500 · Hydraulic System, MainSDR 20001218SH014Wheel · failedINBOARD AND OUTBOARD WHEEL HALVES DAMAGED. INBOARD WHEEL HUB FAILURE. WHEEL SENT FOR ANALYSIS. DYE PENETRANT INSPECTION OF ALL WHEELS MFG PRIOR TO 1/1/94 NEXT SHOP VISIT. WHEEL MFG 12/31/93 OR LATER DPI TO TAKE PLACE NEXT OVERHAUL. (X)Dec 4, 2000 · Boeing 737500 · Wheel/Ski/FloatSDR 20001031SH015Spar · cracked737300/737400/737500 WERE FOUND WITH A CRACK IN THE UPPER AFT SPAR T-CAP OF THE OUTBOARD MIDFLAP. CRACK IS LOCATED ON THE VERTICAL LEG OF THE SPAR NEAR THE EXHAUST GATE HINGE. EACH OF THE LAST FOUR 737 OTBD MIDFLAPS EVALUATED WERE CRACKED IN THE DESCRIBED LOOct 31, 2000 · Boeing 737500 · Trailing Edge FlapsSDR CALA0000742Window · out of adjTHE R-2 SLIDING COCKPIT WINDOW REQUIRED EXCESS FORCE TO LATCH AND UNLATCH. THE R-2 SLIDING WINDOW WAS ADJUSTED IAW MM 56-12-11, PAGE 501-511.May 25, 2000 · N27610 · Boeing 737500 · Flight Compartment Windows
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