Boeing 737-201

Service difficulty reports · 2,471

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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 = '737201'
  ORDER BY difficulty_date DESC"

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SDR CA050425002Engine · leaking(CAN) AFTER T/O, SMOKE ACCUMULATED IN THE CABIN. THE FWD AND AFT SMOKE DETECTORS LOCATED IN THE LAVS ACTIVATED. SUCCESSFULLY RETURNED TO AIRPORT. MX CARRIED OUT ENG GROUND RUNS & COULD NOT DUPLICATE DEFECT ON GROUND. A TEST FLT ORDERED & AND IN FLT SMOKE PRApr 24, 2005 · Boeing 737201 · Turbine Engine Accessory DriveSDR RYNA200500014Potable Water · leakingDURING CRUISE AT FL 28.0, EXPERIENCED MULTIPLE MALFUNCTIONS. AUTO-PILOT FAILED, PRESSURIZATION AUTO FAIL LIGHT ILLUMINATED, MACH TRIM FAIL LIGHT ILLUMINATED, ALTITUDE ALERTER FAILED, CAPTAIN'S IVSI FLAG IN VIEW, CAPTAIN'S ALTIMETER FLAG IN VIEW AND LAV SINK WApr 9, 2005 · N235US · Boeing 737201 · Potable Water SystemSDR RYNA200500011Seal · out of adjustAFTER TAKEOFF FROM TUS, A LOUD SQUEAL AND PRESSURIZATION LEAK WAS DETECTED AT THE L-1 DOOR. THE AIRCRAFT WAS RETURNED TO TUS AND LANDED WITHOUT INCIDENT. ADJUSTED L-1 DOOR SEAL. LEAK CHECK GOOD DURING FLIGHT TEST.Apr 2, 2005 · N225US · Boeing 737201 · Passenger/Crew DoorsSDR RYNA200500010Autopilot Sys · malfunctionedIMMEDIATELY AFTER TAKEOFF FROM TUS, THE AUTOPILOT PORPOISED IN PITCH. THE AIRCRAFT WAS RETURNED TO TUS AND LANDED WITHOUT INCIDENT. AMENDMENT TO BE FILED UPON COMPLETION OF TROUBLESHOOTING AND CORRECTIVE ACTION.Apr 2, 2005 · N225US · Boeing 737201 · Autopilot SystemSDR CA050329003Skin · cracked(CAN) DURING ROUTINE MAINTENANCE A CRACK WAS FOUND IN THE FUSELAGE AT STATION 759.5 BELOW STRINGER 18L. HFEC WAS CARRIED OUT TO VERIFY THE CRACK AND DETERMINE THE EXTENT. IT WAS DETERMINED THAT THE CRACK WAS APPROX 1.4 INCHES LONG. THE CRACK WAS REPAIRED IAMar 27, 2005 · Boeing 737201 · Fuselage Main, Plate/SkinSDR RYNA200500003Intercostal · crackedMAIN CABIN FLOOR BEAM INTERCOSTAL CRACKED AT BS 328 TO 344, LBL 45. REPAIRED CRACKED INTERCOSTAL AT BS 328 TO 344, LBL 45.Jan 17, 2005 · N240AU · Boeing 737201 · Fuselage Miscellaneous StructureSDR RYNA200500002Floorbeam · corrodedMAIN CABIN FLOOR BEAM, UPPER CHORD, UPPER SURFACE CORRODED AT BS 1006, LBL 29. REMOVED CORROSION ON FLOOR BEAM, FABRICATED, TREATED AND INSTALLED REPAIR PARTS.Jan 17, 2005 · N240AU · Boeing 737201 · Fuselage Main, Floor BeamSDR CA041222017Gusset · cracked(CAN) DURING A ROUTINE PHASE 2 CHECK (137.5 HRS.) A 3.5 INCH (THREE AND A HALF INCH) CRACK WAS FOUND ON THE NOSE LANDING GEAR GUSSET WHILE CARRYING OUT SERVICE DIFFICULTY ALERT AL-2002-03. RETRACT ACTUATOR SUPPORT FITTING GUSSET REPLACED IAW SRM 51-30-2 FIGDec 20, 2004 · Boeing 737201 · Nose/Tail Landing Gear Attach SectionSDR SROM200400059Module · malfunctioned"NR 2 ENG FUEL FILTER ICING LIGHT ILLUMINATED INFLIGHT FL 320. FOLLOWED PROCEDURE LIGHT REMAINED ILLUMINATED. RETURNED TO ANC" THIS WAS A REPEAT WRITE-UP. CONTINUITY CHECK AND INSPECTION OF ALL ACCESSIBLE WIRING NORMAL. REPLACED FUEL MODULE , (AFTER TESTIDec 3, 2004 · N245US · Boeing 737201 · Aircraft Fuel Filter/StrainerSDR CA041129010Skin · cracked(CAN) FUSELAGE CRACK FOUND ON OUTER SKIN AT STN. 955.9 - 959.65 BELOW STR. 21L. FUSELAGE CRACK REPAIRED IAW SRM 53-30-3 FIG 48 DETAIL X. TIMES- 64477:16Nov 28, 2004 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA041129008Actuator · malfunctioned(CAN) NOSE WHEEL DISAGREEMENT LIGHT REMAINED ON AFTER GEAR SELECTED UP. RETURNED TO FIELD. NOSE GEAR LOCK ACTUATOR REPLACED, AND GEAR SWINGS C/O. CHECKED SERVICEABLE. TIMES- 59932:32 CYCLES- 55882.Nov 26, 2004 · Boeing 737201 · Landing Gear ActuatorSDR CA041122013Skin · cracked(CAN) A 4 INCH CRACK WAS FOUND ON THE OUTER FUSELAGE SKIN JUST AFT OF THE WING TO BODY FAIRING RT SIDE. CRACK LOCATED ON STR 15R (2) TWO INCHES AFT OF STA.727A. CRACK REPAIRED IAW SRM 53-30-3 FIG48 DETAIL XI TIMES 53851.20 CYCLES 46695.Nov 18, 2004 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA041108009Isolation Valve · malfunctioned(CAN) ON TAKEOFF, GEAR HANDLE INITIALLY WOULD NOT COME UP AND ASSOCIATED OVERHEAD ISOLATION VALVE ILLUMINATED. AFTER FLAP RETRACTION TOCWS SOUNDED FOR TWO MINUTES, THEN STOPPED AND GEAR CAME UP NORMAL.AIR SAFETY SENSOR REPLACED AND TESTED SERV. GROUND SPOILER Nov 4, 2004 · Boeing 737201 · Landing Gear Retraction/Extension SystemSDR SROM200400058Fuel Filter · icedDURING CRUISE NR 2 ENGINE FILTER ICING LIGHT CAME ON AND WOULD NOT CLEAR WITH FUEL HEAT. OTHER ENGINE PARAMETERS INDICATE FUEL HEAT WAS OPERATIVE WITH ENGINE OPERATION NORMAL. UNEVENTFUL RETURN TO DEPARTURE AIRPORT. REMOVED AND REPLACED NR 2 ENGINE MAIN FUENov 4, 2004 · N245US · Boeing 737201 · Aircraft Fuel Filter/StrainerSDR CA041105002Pump · failedDURING CLIMB, THE NR 2 ENGINE FLAMED OUT. THE AIRCRAFT RETURNED TO THE AIRPORT. MAINTENANCE TROUBLESHOOTING FOUND THAT METERED FUEL WAS NOT BEING DELIVERED TO THE ENGINE, BUT FUEL WAS PRESENT UP TO THE FCU/FUEL PUMP ASSY. THE FCU/FUEL PUMP ASSY WAS REPLACEDNov 1, 2004 · Boeing 737201 · Engine Fuel PumpSDR CA041012002Hydraulic System · inoperative(CAN) LOSS OF SYSTEM A-HYDS AT FL270, INDICATED BY SYSTEM A-FLT CONTROL LOW PRESSURE & FEEL DIFF PRESSURE LIGHT AND A-QTY AT .5 GALLONS. ACRFT RETURNED TO AIRPORT. FLT CONTROL MODULE A-SYS REPLACED. ALSO BOTH A & B CASE DRAIN FILTERS & BOTH A-SYS HYD EDPS REOct 9, 2004 · Boeing 737201 · Hydraulic System, MainSDR CA040819006Skin · cracked(CAN) DURING ROUTINE CHECK A 2.7500 INCH CRACK WAS FOUND ON THE OUTER FUSELAGE SKIN AT FS 847 STRINGER 24L. CRACK REPAIRED IAW SRM REV 85.53-30-3,FIG 48 SHT 33. TIMES 59257.06 CYCLES 55392.Aug 18, 2004 · Boeing 737201 · Fuselage Main, Plate/SkinSDR SROM200400056Light · corrodedL2 DOOR EXTERIOR LIGHT INOP. REMOVED AND REPLACED L2 EXTERIOR EMERGENCY LIGHT IAW B737 M/M 33-51-61 - OPS CH'D GOOD.Aug 4, 2004 · N245US · Boeing 737201 · Emergency LightingSDR CA040705009Antenna · intermittentAIRCRAFT DEPARTED AND ONCE AIRBORNE THE CREW FOUND THE WEATHER RADAR TO BE INTERMITTENT WITH INCORRECT READINGS. DUE TO THE WEATHER FORECASTED AT THE DESTINATION THE CREW RETURNED TO BASE. MAINTENANCE FOUND THAT THE RADAR ANTENNA WAS AT FAULT. THE SYSTEM WOJul 3, 2004 · Boeing 737201 · Weather Radar SystemSDR CA040625003Casting · cracked(CAN) DURING MAINTENANCE CHECK A CRACK WAS FOUND ON THE SPIDER CASTING AT RUDDER STATION 23.27 BELOW THE STANDBY RUDDER PCU IN THE VERTICAL STABILIZER. THE CRACK IS 3 INCHES IB OF OUTER EXTREMITIES, 7 INCHES FORWARD OF THE LOWER RUDDER HINGE POINT APPROX 1.5Jun 24, 2004 · Boeing 737201 · Vertical StabilizerSDR CA040609014Tailpipe · cracked(CAN) DURING ROUTINE MAINTENANCE A 5-6 IN CRACK AT THE 6 O’CLOCK POSITION AND A 4 IN CRACK AT THE 12 O’CLOCK POSITION, OF THE NR 2 ENGINE TAILPIPE WAS FOUND. BOTH CRACKS REPAIRED IAW MFG MM 78-38-43.Jun 9, 2004 · Boeing 737201 · Engine Collector/Tailpipe/NozzleSDR CA040527003Electrical Sys · unknownON THE ROLL IN CYXY, ALL ELECTRICS WERE LOST. ALL ELECTRICS RESTORED BY THEMSELVES AFTER APPROX 30 SECONDS THEN FAILED AGAIN SHORTLY AFTER.May 23, 2004 · Boeing 737201 · Electrical Power SystemSDR CA040513005Skin · cracked(CAN) DURING ROUTINE CHECK A 2.5 INCH (TWO AND A HALF INCH) CRACK WAS FOUND ON THE OUTER FUSELAGE SKIN AT FS 943 AND 945.5 STRINGER 24R. CRACK REPAIRED IAW SRM 53-30-3 FIG 48 DETAIL 9 PAGE 284. TIMES 61271:42 CYCLES 59436.May 12, 2004 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA040505005Hose · failed(CAN) ON DEPARTURE THE NOSE GEAR FAILED TO RETRACT WHEN THE LANDING GEAR SELECTOR WAS MOVED TO THE UP POSITION. RETURNED TO BLOCKS. HOSE REPLACED WITH LOANER HOSE.May 3, 2004 · Boeing 737201 · Landing Gear Retraction/Extension SystemSDR CA040503006Pin · sheared(CAN) DURING C-CHECK NR 4 BRAKE ASSEMBLY LOCATOR PIN FOUND SHEARED. PIN REPLACED. AREA CHECKED AND NO OTHER FAULTS FOUND. TIMES 58561:01CYCLES 54866.Apr 30, 2004 · Boeing 737201 · BrakeSDR CA040413009Drag Brace · cracked(CAN) NOSE GEAR UPPER DRAG BRACE HAS A CRACK APPROXIMATELY .2500 INCHES IN LENGTH AND .1250 INCHES IN DEPTH, NEAR LT GEAR DOOR ATTACHMENT POINT. UPPER DRAG BRACE REPLACED.Apr 10, 2004 · Boeing 737201 · Nose/Tail Landing GearSDR CA040413010Drag Brace · cracked(CAN) NOSE GEAR UPPER DRAG BRACE HAS A CRACK APPROXIMATELY .2500 INCHES IN LENGTH AND .1250 INCHES IN DEPTH, NEAR LT GEAR DOOR ATTACHMENT POINT. UPPER DRAG BRACE REPLACED. TIMES 57213:23 CYCLES 53614.Apr 9, 2004 · Boeing 737201 · Nose/Tail Landing GearSDR CA040412013Wheel · broken(CAN) DURING AIRCRAFT LOW SPEED TAXI TO RUNWAY, THE INBOARD WHEEL HALF OF THE RT NOSEWHEEL ASSEMBLY SEVERED AND TIRE DEFLATED. FUSELAGE AND NLG AREA INSPECTED FOR DAMAGE. NO FAULTS FOUND. BOTH NOSE LANDING GEAR WHEEL ASSEMBLIES REPLACED IAW MM.Apr 9, 2004 · Boeing 737201 · Wheel/Ski/FloatSDR 2004F00170Line · leakingDURING CRUISE FROM GSO-ACY, EXPERIENCED A LOSS OF THE A-SYSTEM HYDRAULICS. AN EMERGENCY WAS DECLARED AND AIRCRAFT LANDED AT ACY WITHOUT INCIDENT. REMOVED AND REPLACED NR 2 ENGINE HYDRAULIC FEED LINE. CONDUCTED 'A' SYSTEM TROUBLESHOOTING PROCEDURES FOR PUMP Mar 14, 2004 · N240AU · Boeing 737201 · Hydraulic System, MainSDR CA040223002Window · cracked(CAN) UPON ARRIVAL AT GATE THE CREW NOTICED F/O NR 4 EYEBROW WINDOW CRACKED. SUSPECT INTERNAL O/HEAT WINDSHIELD SYSTEM CHECKED SERVICEABLE NR 4 EYEBROW WINDOW REPLACED AIRCRAFT RETURNED TO SERVICEFeb 17, 2004 · Boeing 737201 · Flight Compartment WindowsSDR CA040128004Line · chafed(CAN) NR 1 ENGINE EPR INDICATION ERRATIC. FOUND PT7 LINE CHAFED ON LT WING LEADING EDGE AT WBL 114.0. ELBOW AT END OF LINE CONNECTION FOUND CRACKED. BOTH CHAFED LINE AND ELBOW REPLACED.Jan 27, 2004 · Boeing 737201 · Engine Pressure Ratio (EPR)SDR USAA030287Seat Track · corrodedCLT - FOUND SEAT TRACK CORRODED .125 SQUARE INCH AREA, FRAME 63 RBL 17.75. DAMAGED TRACK REMOVED AND REPLACED WITH NEW SECTION PER SRM 51-74-00 AND 51-72-11. (M)Nov 22, 2003 · N223US · Boeing 737201 · Fuselage, Seat/Cargo Attach FittingsSDR CA031119006Skin · cracked(CAN) 2 INCH CRACK FOUND BELOW S17L BETWEEN BS 749 - 751. CRACK REPARED IAW SRM CHAPTER53-30-3, FIG 48, DETAIL XI.Nov 16, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA031113003Skin · cracked(CAN) 2 INCH CRACK AT S 17R BETWEEN BS 727B AND BS 747 ON RT AFT SIDE OF FUSELAGE. CRACK REPAIRED IAW MFG SRM 53-30-3 FIG 48 PROCEDURE IV AND VII.Nov 9, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA031027003Skin · cracked(CAN) SMALL CRACK (APPROX..5000 INCH). FOUND IN OUTER SKIN AT STR.14L,BETWEEN BS 824 ANDBS828. CRACK REPAIRED IAW REV87,SRM 53-30-3 FIG48 DETAIL XIV SHEET12.Oct 24, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA031028007Skin · damaged(CAN) IAW MM-7200-03-00640 DATED OCT.21 03. FILLET SEAL WAS REMOVED AT THE LOWER EDGE OF THE LAP JOINTS AT STRINGERS S4,S10 AND S14, BOTH LT AND RT SIDE. CLOSE VISUAL INSPECTION CARRIED OUT AND SCRIBE MARKS FOUND ON S4,S10 ANDS14, BOTH LT AND RT SIDES.Oct 21, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA031022003Stringer · cracked(CAN) DURING TIE CLIP INSPECTION IAW SB 737-53-1085, FOUR CRACKS WERE FOUND ON STRINGER 10R AT STN 807, 827, 847, AND 867. ALL CRACKS WILL BE REPAIRED IAW SRM 53-10-3PG 15, FIG 2, ( SHEET 7). ACFT TIMES 56965.51. ACFT CYCLES 53441.Oct 20, 2003 · Boeing 737201 · Fuselage Main, Longeron/StringerSDR CA030826016Hinge Bracket · cracked(CAN) CRACK FOUND ON MAIN LANDING GEAR INNER DOOR ATTACH BRACKET FOR PUSH ROD. DOOR REMOVED AND OPERATED ON CDL 32-10-4. DOOR RECEIVED AND WILL BE INSTALLED.Aug 20, 2003 · Boeing 737201 · Landing Gear DoorsSDR CA030820003Actuator · cracked(CAN) UPON ROUTINE PRE-FLIGHT WALK AROUND INSPECTION, ENGINEER DISCOVERED TRACES OF FLUID UNDER THE RT WING O/B FLAP TRACK FAIRINGS. FLAPS WERE BROUGHT DOWN AND SPEED PANELS RAISED. ENGINEER DISCOVERED NR 8 GRD SPOILER ACTUATOR COVERED IN HYD FLUID. AFTER PREAug 17, 2003 · Boeing 737201 · Drag Control ActuatorSDR CA030806004Indicator · failed(CAN) FLAPS WILL NOT COME UP, AIRCRAFT RETURNED TO WHITEHORSE. FLAP INDICATOR REPLACED IAW MM 27-58-41 PAGE 401. TEST CARRIED OUT, OPERATION CHECKED FOUND NORMAL. AIRCRAFT ENROUTE ON SCHEDULED FLIGHT.Jul 25, 2003 · Boeing 737201 · Trailing Flap Position Indicating SystemSDR CA030605001Skin · cracked(CAN) CRACK FOUND LT SIDE OF FUSELAGE FORWARD UPPER CORNER OF WINDOW NR 4 AT BODY STATION 420 AND STRINGER NR 11 LT RECTIFICATION: HIGH FREQUENCY EDDY CURRENT CARRIED OUT IAW SRM 53-30-3 IN REPAIR AREA AT LT FUSELAGE AS 420 STR 11 LT, (NO CRACKS DETECTED). May 21, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA030328003Transmission · seized(CAN) CAPTAIN COULD NOT RETRACT FLAPS AFTER TOUCHDOWN . ASYMMETRIC FLAP CONDITION WOULD NOT ALLOW FLAPS TOMOVE FROM 25 UNITS TO UP POSITION ON GROUND. AFTER APPROXIMATELY 30 SECONDS A LOUD BANG WAS HEARD FROM NR 2 FLAP TRANSMISSION. FLAP THEN MOVED FROM 25 UNIMar 27, 2003 · Boeing 737201 · Trailing Edge Flap Control SystemSDR CA030328004Panel · missing(CAN) CAPTAIN DISCOVERED THAT LT LOWER WING FUEL BOOST PUMP PANEL MISSING. SUSPECT PANEL DEPARTED IN FLIGHT. AIRCRAFT OPERATED I.A.W. CDL 57-30-4.Mar 26, 2003 · Boeing 737201 · Wing, Plate/SkinSDR CA030328005Skin · cracked(CAN) FUSELAGE SKIN CRACK APPROXIMATELY 3 INCHES IN LENGTH BETWEEN BS 767+10 AND BS 787 - STR 17 LT REPAIR IAW 737-200 SRM 53-30-3 FIG.1.Feb 27, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA030220007Window · cracked(CAN) DURING CLIMB, CAPTAINS NR 2 WINDOW CRACKED DUE ELECTRICAL ARCING. AIRCRAFT RETURNED TO BASE. NR 2 WINDOW REPLACED AND CHECKED SERVICEABLE. TIME 60204.19 CYC.58513.Feb 12, 2003 · Boeing 737201 · Flight Compartment WindowsSDR CA030207004Skin · cracked(CAN) DURING A C CHECK AT KELOWNA FLIGHTCRAFT A QUARTER INCH CRACK WAS FOUND AT BS 827. ALSO FURTHER INVESTIGATION FOUND A 5 INCH CRACK WAS DETECTED,COMMON TO THE LOWER SKIN JUST BELOW THE STR 4R OUTER SKIN LAP JOINT BETWEEN BS 827 & BS 837. BOTH CRACKS WEREFeb 7, 2003 · Boeing 737201 · Fuselage Main, Plate/SkinSDR CA030220006Frame · cracked(CAN) DURING C CHECK,4 CRACKED AROUND FASTENER HOLES WERE FOUND AT STA 727 STR 14R.CRACKS REPAIRED IAW SRM 53-30-3 FIG.42. TIME 55240.59 CYC.52226Feb 3, 2003 · Boeing 737201 · Fuselage Main, FrameSDR CA030109001Shaft · sheared(CAN) DURING TAXI OUT IN YYZ ON NR 1 ENGINE, THROTTLES WERE ADVANCED FOR TAXI AND ENGINE WENT TO 80 PERCENT N2 WITH RISE IN EGT & F/F. THROTTLE MOVED BACK TO IDLE & ALL PARAMATERS NORMAL. ADVANCED THROTTLE AGAIN AND SAME PROBLEM HAPPENED WITH RISE IN ALL PARJan 5, 2003 · Boeing 737201 · Fuel Control/Turbine EnginesSDR CA020828002Shutoff Valve · stuck(CAN) WHILE CLIMBING TO 15,000 70NM EAST OF YUL, NR 2 ENGINE OIL TEMP STARTED CLIMBING INTO YELLOW ARC. COMPLETED QRH CHECKLIST AND AFTER 15 MINUTES ACCOMPLISHED ENGINE SHUTDOWN AND DECISION WAS MADE TO RETURN TO YUL. INVESTIGATION FOUND THAT THE FUEL HEAT Aug 27, 2002 · Boeing 737201 · Fuel HeaterSDR CA020812004Gasper Fan · smoke(CAN) AT GATE, ODOR OF SMOKE IN COCKPIT. INVESTIGATION FOUND ODOR COMING FROM GASPER FAN. C/B PULLED AND AIRCRAFT DISPATCHED UNDER MEL 21-24.Aug 10, 2002 · Boeing 737201 · Air Distribution Fan
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