N23721

Service difficulty reports · 100

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N23721' AND registry_match = 'registration'
  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 CALA2026020213491Adiru · faultedAFTER TAKE OFF, BOTH CA & FO LOST BOTH HEADING AND LATERAL INDICATIONS, FO DATA CAME BACK. ACP DCFS BITE, BPCS, GCU 1 & 2, NO FAULTS. LT ADIRU HAS ENTER HEADING FAULT ON LAST LEG MAIT MESSAGE 34-21009 FIM 34-21 TASK 808 INITIAL EVALUATION SHOWED NO CURRENT Jan 30, 2026 · N23721 · Boeing 737724 · Integrated Flight SystemSDR CALA2025120811861Stringer · corrodedSTRINGER 27L HAS CORROSION BETWEEN BS 360 & 380 AT PRODUCTION SPLICE. CUT STRINGER 27L FROM BS 338 TO FACTORY SPLICE AND FROM FACTORY SPLICE IAW SRM 51-10-02. STR 27L FWD OF FACTORY SPLICE WILL NOW BE COVERED BY LOG PAGE 7064237. PERFORMED HFEC INSPECTION OFDec 5, 2025 · N23721 · Boeing 737724 · Fuselage Main, Longeron/StringerSDR CALA2025120811845Skin · crackedDURING HOLE PROBE INSPECTION FOUND DEFECT IN ONE FASTENER COMMON TO S-27L AT STA 372 AND ONE FASTENER COMMON TO SHEAR TIE AT BS 372 ABOVE S27AS IAW SRM 51-10-02, REAMED HOLE IN SHEAR TIE AREA, SKIN ONLY, TO .233" CRACK INDICATION GONE, REAMED HOLE IN STR 27L,Dec 2, 2025 · N23721 · Boeing 737724 · Fuselage Main, Plate/SkinSDR CALA2025120811835Stringer · corrodedSTRINGER 25L HAS CORROSION BETWEEN BS 360 & 380. CUT OUT DAMAGE FROM STR 25L IAW SRM 53-00-03-2R-1, STEP 4 A & B. PERFORMED HFEC INSPECTION OF CUT EDGE OF STRINGER IAW NDT MANUAL PART 6, 51-00-00 PROC 23, NO DEFECTS NOTED. FABRICATED, LOCATED, DRILLED, TRENov 24, 2025 · N23721 · Boeing 737724 · Fuselage Main, Longeron/StringerSDR CALA2025120811833Stringer · corrodedSTRINGER 26L HAS CORROSION BETWEEN BS 360 AND 380. REMOVED DAMAGED SECTION OF STR 26L IAW SRM 53-00-03-2R-1 STEP 4 A&B. HFEC REQUIRED AT CUT EDGE OF DMG REMOVAL IAW SRM 53-00-03-2R-1 STEP 4C. PERFORMED HFEC INSPECTION OF CUT EDGE OF STRINGER IAW NDT MANUAL Nov 24, 2025 · N23721 · Boeing 737724 · Fuselage Main, Longeron/StringerSDR CALA2025120811831Stringer · corrodedSTRINGER 27L HAS CORROSION AT BS 360. REMOVED DAMAGED SECTION OF STRINGER 27L IAW SRM 51-10-02, STEP 4C. PERFORMED HFEC INSPECTION OF CUT EDGE OF STRINGER IAW NDT MANUAL PART 6, 51-00-00 PROC 23, NO DEFECTS NOTED. ACCOMPLISHED PART -A- STEP 6 OF AVO 721-25-Nov 24, 2025 · N23721 · Boeing 737724 · Fuselage Main, Longeron/StringerSDR CALA2025102310444Door Frame · crackedCRACK INDICATION NOTICED ON RT SIDE E-F POST NR 3 FASTENER HOLE. ACCORDING WITH EA 5310-08195 REV. OP 004 STEP B (26). IF CRACK IS OBSERVED AFTER IT WAS REAMED TO THE PRE COLD WORKED DIAMETER. COMPLIED WITH ECRA 5310-08708. REF AAR RFD NONROUTINE 1000048714. Oct 22, 2025 · N23721 · Boeing 737724 · Fuselage Main, StructureSDR CALA2025102310442Frame · crackedCRACK INDICATION NOTICED ON THE LT SIDE E-F POST 3 AND 5 FASTENER HOLES. ACCORDING WITH EA 5310-08195 REV. OP 003 STEP B (26). IF CRACK IS OBSERVED AFTER IT WAS REAMED TO THE PRE COLD WORKED DIAMETER, COMPLIED WITH ECRA 5310-08709. REF AAR RFD NON ROUTINE 10Oct 22, 2025 · N23721 · Boeing 737724 · Fuselage Main, FrameSDR CALA2025102110338Skin · delaminatedLH WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, LOWER SKIN WITH 3 DISBOND AREAS, 7 X 11 INCHES, 4X 1 INCHES AND 1 X 1 INCH. CLEANED, PREPPED, REPAIRED AND RESTORED PAINT AT LH WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, LOWER SKIN IAW SRM 57-53-01-2R-16, SROct 18, 2025 · N23721 · Boeing 737724 · Wing, Plate/SkinSDR CALA2025102110334Skin · debondedRIGHT WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, LOWER SKIN WITH DISBOND AREAS. 11 X 1INCHES, 2.5 X 2.5 INCHES. CLEANED, PREPPED, REPAIRED AND RESTORED PAINT AT RH WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, LOWER SKIN IAW SRM 57-53-01-2R-16, SRM 51-70-Oct 17, 2025 · N23721 · Boeing 737724 · Wing, Plate/SkinSDR CALA2025102110333Skin · delaminatedRIGHT WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, UPPER SKIN WITH DISBOND AREA 4 X 3 INCHES. CLEANED, PREPPED, REPAIRED AND RESTORED PAINT AT RH WING, OUTBOARD FLAP, AFTER FLAP, INBOARD END, UPPER SKIN IAW SRM 57-53-01-2R-16, SRM 51-70-10-2R-0, AMM 51-21-41Oct 17, 2025 · N23721 · Boeing 737724 · Wing, Plate/SkinSDR CALA2025081807883Track · dirtyFWD ENTRY LIGHT AND ASSOCIATED CAUTION AT APROX V1. IT WENT OUT APROX 2000FT. OPS NORMAL. CLEANED DOOR TRACKS AND PERFORMED OPERATIONAL CHECK PER AMM 52-11-00, NO DEFECTS NOTED. OPENED AND CLOSED DOOR SEVERAL TIMES FROM INSIDE AND OUTSIDE WITH NO ISSUES.Aug 14, 2025 · N23721 · Boeing 737724 · Passenger/Crew DoorsSDR CALA2025052304917Warning Light · false activationFWD ENTRY DOOR LIGHT ILLUMINATED ON TAKEOFF AT APPROX 110 KNOTS RESOLVED ON CLIMBOUT VERIFIED L1 DOOR OPERATION IS NORMAL. DOOR SWITCH AND ANNUNTIATOR LIGHT OPERATION NORMAL AS WELL. NO PREVIOUS HISTORY. REF AMM 52-11-00/201.May 20, 2025 · N23721 · Boeing 737724 · Door Warning SystemSDR CALA2024080500372Warning Message · illuminatedFWD ENTRY DOOR ON T/O ROLL AT 50KNOTS LOCKED BY TOMC. UNLOCKED BY TOMC REQUEST MEL FOR L1 DOOR INDICATION. STICKER APPLIED NO DEACTIVATION OF SWITCH REQUIRED. NO ENTRY DOOR RELATED ATA 52 HISTORY FOR THE LAST 30 DAYS. PLACED ON MEL, VERIFIED DOOR CLOSED. PERFAug 2, 2024 · N23721 · Boeing 737724 · DoorsSDR CALA2024021300409Stringer · corrodedSUPPORT TASK: CORROSION ON STRINGER 25 LEFT STATION 927-967 AREA AFT OF AFT CARGO PIT. TRANSCRIBED FROM HAECO GSO NRC# 9286923 FABRICATED REPAIR HAT SECTION SPLICES, ANGLE SPLICES AND REPLACE MENT STRINGER SECTIONS IAW B737-700 SRM 53-00-03-2R-1. INSTALLED ALFeb 10, 2024 · N23721 · Boeing 737724 · Fuselage Main, Longeron/StringerSDR CALA2024021200397Beam · crackedSUPPORT TASK AFT CARGO DOOR UPPER BEAM "A" PN 146N6110-14 IS CRACKED. TRANSCRIBED FROM HAECO GSO NRC# 9286950.Feb 9, 2024 · N23721 · Boeing 737724 · Cargo/Baggage DoorsSDR CALA2024021200393Crease Beam · corrodedSUPPORT TASK: MAIN CABIN STA 980 RBL-60 CREASE BEAM INNER CHORD CORRODED. CREASE BEAM FOUND TO BE OUT OF LIMITS PER SRM 53-70-51- IAW BAC DWG 147A8501 REV A AND B737-700 SRM 51-40-05. INSTALLED 1A-1. REMOVED CREASE BEAM AND CREASE BEAM STRAP IAW B737-700 SRFeb 9, 2024 · N23721 · Boeing 737724 · Fuselage Main, StructureSDR CALA2024021200392Web · corrodedSUPPORT TASK: MAIN CABIN FLOOR STA 990 RBL 30-35 CORROSION NOTED. TRANSCRIBED FROM HAECO GSO NRC# 9286618 REMOVED CORROSION FROM WEB STA 990 RBL 30-35. ORIGINAL MATERIAL THICKNESS .020, REMOVED .010 OUT OF LIMITS IAW SRM 53-7 0-15. FABRICATED AND INSTALLED Feb 9, 2024 · N23721 · Boeing 737724 · Fuselage Miscellaneous StructureSDR CALA2024021200389Floorbeam · corrodedSUPPORT TASK: MAIN CABIN FLOOR STA 986 RBL 40-60 CORROSION NOTED . TRANSCRIBED FROM HAECO GSO NRC# 9286615. REMOVED CORROSION FROM MAIN CABIN FLOORBEAM UPPER SURFACE AT STA B737-700 SRM 53-70-51. . ORIGINAL MATERIAL THICKNESS .150, REMOVED .020, REMAINING .1Feb 9, 2024 · N23721 · Boeing 737724 · Fuselage Main, Floor BeamSDR CALA2024020800354Floorbeam · corrodedSUPPORT TASK: MAIN CABIN FLOOR STA 947 RBL 50-60 HAS CORROSION. TRANSCRIBED FROM HAECO GSO NRC# 9286594. REMOVED CORROSION AT MAIN CABIN FLOOR STA 947 RBL 50-60 FLOORBEA T-CHORD IAW B737-700 SRM 53-70-51-2R-5. ALODINED AND PRIMED ALL GSO MECH V900535 INSP QC0Feb 6, 2024 · N23721 · Boeing 737724 · Fuselage Main, Floor BeamSDR CALA2024020500314Angle · corrodedSUPPORT TASK: MAIN CABIN FWD WET AREA L-1 DOOR SILL STA 303.9 T O 348.2 LBL-60 HAS CORROSION. TRANSCRIBED FROM HAECO GSO NRC# 9 286673 REMOVED CORROSION FROM THE L-1 DOOR SILL INNER CHORD AND FOUND T INNER CHORD PER B737-700 SRM 51-40-02-0G, 51-40-03-0G AND Feb 1, 2024 · N23721 · Boeing 737724 · Fuselage Miscellaneous StructureSDR CALA2024013100269Support Angle · corrodedSUPPORT TASK: MAIN CABIN FWD WET AREA, L-1 DOOR SILL SUPPORT ANGLE STA 271 TO 344 LBL-60 IS CORRODED. TRANSCRIBED FROM HAECO G SO NRC# 9286912. REMOVED CORROSION FROM ANGLE AND FOUND TO BE OUT OF LIMITS PER B 141A8112-20. HAECO GSO MECH V934822 737-700 SRM Jan 30, 2024 · N23721 · Boeing 737724 · Fuselage Miscellaneous StructureSDR CALA2024013100268Door Frame · gouged(B737-52-3-0727) L-1 DOOR, DOORFRAME GOUGED AT THE UPPER HINGE C UTOUT. TRANSCRIBED FROM HAECO GSO NRC# 9286609. REMOVED GOUGED FWD FRAME IAW B737-700 SRM 51-40-02. LOCATED, DRI CMM 52-16-12. HAECO GSO MECH V896596 INSP QC002 LLED AND INSTALLED NEW 141A6110UJan 30, 2024 · N23721 · Boeing 737724 · Fuselage Main, StructureSDR CALA2024013100264Pan · corroded(B737-52-3-0727) L-1 DOOR EXTERNAL HANDLE PAN HAS SURFACE CORROSION. REMOVED WORN HANDLE PAN REF B737-700 SRM 51-40-02. REMOVED SEAL PLATE REF B737-700 SRM 51-40-02 AND BAC DWG 141A6210 REV D. INST ALLED NEW HANDLE PAN AND SEAL PLATE REF B737-700 SRM 51-40-0Jan 30, 2024 · N23721 · Boeing 737724 · Passenger/Crew DoorsSDR CALA2024012400216Floorbeam · corrodedSUPPORT TASK: MAIN CABIN FLOOR STA 947 LBL5-RBL10 HAS CORROSION. TRANSCRIBED FROM HAECO GSO NRC# 9286596 EVALUATED CORROSION AT STA 947 LBL5-RBL10, ORIG MAT .018, REMOVE D .017, REMAINING .0163 FOUND TO BE OUT OF LIMITS IAW B737-700 S RM 53-70-51-1A-1. INSTALJan 23, 2024 · N23721 · Boeing 737724 · Fuselage Miscellaneous StructureSDR CALA2024012200162Pan · corroded(B737-52-3-0727) L-2 DOOR EXTERNAL HANDLE PAN HAS SURFACE CORROSION. TRANSCRIBED FROM HAECO GSO NRC# 9286598. REMOVED CORRODED PAN, RECEIVED NEW PAN AND INSTALLED NEW PAN IAW BAC DWG #147A6116 REV A AND B737-700 SRM 51-40-02-0G-0. HAECO GSO MECH V900908 INSP Jan 17, 2024 · N23721 · Boeing 737724 · Passenger/Crew DoorsSDR CALA2024021200399Skin · damaged(SUPPORT TASK) RESKIN AFT CARGO DOOR PER AMM/SRM AND OR ENGINEERING INSTRUCTIONS, REF LOG PAGES 4545120 AND 4989266. TRANSCRIBED FROM HAECO GSO NRC# 9286093.Jan 5, 2024 · N23721 · Boeing 737724 · Cargo/Baggage DoorsSDR CALA2024021200390Skin · dented(SUPPORT TASK) RESKIN FWD CARGO DOOR PER AMM/SRM AND OR ENGINEERING INSTRUCTIONS, REF LOG PAGES 4246756 AND 4346895. TRANSCRIBE D FROM HAECO GSO NRC# 9286094. REMOVED AND REPLACED FW CARGO DOOR SKIN IAW BAC DWG# 143A6110 AN D B737-700 SRM 52-30-01-2R-3. PN# 1Jan 5, 2024 · N23721 · Boeing 737724 · Cargo/Baggage DoorsSDR CALA2023103103240Hub Cap · missingLEFT MLG HUB CAP MISSING/BROKEN NO FURTHER DAMAGE NOTED APART FROM MISSING HUBCAP. REMOVED PLACED ON CDL. REMAINING PIECES FROM HUBCAP. DISPATCH DESK: 38 NAME: JL DATE: 28-OCT-23- TOMC APPROVED UPON INSPECTION, FOUND CENTRE CAP OF HUB CAP DAMAGED WITH MOST Oct 28, 2023 · N23721 · Boeing 737724 · Landing Gear SystemSDR CALA2023051801553Water Heater · unknownFLASH OF LIGHT SMOKE AND ACRID SMELL FROM FOWARD LAV AT CRUISE PERFORMED VISUAL INSPECTION OF LAVATORY ( A ) WIRING AND CREW. REMOVED AND REPLACED FIRST CLASS LAVATORY ( A ) WATER COMPARTMENTS FOR BURNING & ARCING, NONE FOUND. TROUBLESHOT HEATER, REF AMM 3May 17, 2023 · N23721 · Boeing 737724 · Water and Waste SystemSDR CALA2023050801400Slide · unknownL2 DOOR SLIDE PARTIALLY DETACHED PICTURE ADDED CORRECTION L1 DOOR PHOTOS ADDED. REMOVED AND REPLACED D1L ESCAPE SLIDE PACK IN REF TO AMM 25-66-01-00-801 AND AMM 25-66-01-400-804 PARTS USED: 00-0594-3-6694,QTY :1 29-2560-3-0060,QTY :1 29-2566-9-0007,QTY :1 May 7, 2023 · N23721 · Boeing 737724 · Escape SlideSDR CALA2022091602397None · noneLEADING EDGE FLAPS TRANSIT LIGHT STAYS ON 1 LANDING WEIGHT 125K LANDING SPEED 150K NUMBER 7 LE SLAT T/S #7 SLAT INTRANSIT LIGHT, FOUND I/B POSSITION SENSOR WITH EXECIVE GAP LIMITS ARE 0.115 TO 0.135 IN FOUND GAP AT .0165 IN,MM 27-88-11-000-801. ORDERED SHIMS RSep 16, 2022 · N23721 · Boeing 737 · Flight Control SystemSDR CALA2022090902319None · nonePASSING FL280 ON CLIMB LE FLAPS TRANSIT AND SLAT 7 INTRANSIT LTS ON RAN CHKLST NOT FIXED WERE AT FULL RETRACT AND FULL EXTEND PROX SENSORS SHOWED APPROPRIATE INDICATION PER FIM. SUGGEST REPLACE #7 O/B SENSOR PERFORMED BITE TEST OF FSEU GOT A FAULT OF SL7 PROX Sep 9, 2022 · N23721 · Boeing 737 · Flight Control SystemSDR CALA2022090202236None · noneSTAB OUT OF TRIM MSG DIS PLAYED. UNABLE TO USE EL EC TRIM NOSE U P OR OVERRIDE. PILOT STATED STAB OUT OF TRIM LIGHT EXTINGUISHED WHEN ELECTRIC DFCS BITE SHOWS NO FAULTS ON CURRENT LEG. LEG 02 SHOWS FAULTS, CUTOUT SWITCHES ACTIVATED. WAS ABLE TO TRIM MANUALLY.Sep 2, 2022 · N23721 · Boeing 737 · Stabilizer Position IndicatingSDR CALA2022080801997None · faultyMAIN TRIM ON BOTH COLUMNS WOULD TRIM NOSE UP BUT NOT NOSE DOWN REPLACED STAB. TRIM MOTOR ASSY. OPS OPERATIONAL STATUS. CHECKS ALL GOOD.Aug 8, 2022 · N23721 · Boeing 737 · Stabilizer Position IndicatingSDR CALA2021070501032Circuit Card · unsecureON CLIMB OUT MULTIPLE SYSTEMS ON THE OVERHEAD AND FWD PANEL ANN UNCIATORS FAILED T/S IAW SSM 30-41-11, 33-18-11, 32-61-11, 26-21-11, 32-42-11, 28-43-11, 27-81-31, AND 29-35-11. FOUND M564 NOT SECURED. RE-INSTALLED IAW AMM 33-18-00-960-806. ALL OPS CHECKS NORMJul 4, 2021 · N23721 · Boeing 737724 · Electrical Power SystemSDR CALA2021060700800Skin · damagedESFR ENTRY REQUIRED FOR SKIN REPAIR ON AFT CARGO DOOR. REFERENCE FLEETCYCLE NR 9776159 REFERENCE FLEETCYCLE NR 9776159 FOR ALL WORK ACCOMPLISHED. CARGO DOOR REPAIRED IN ACCORDANCE WITH SRM 52-00-01 REPAIR 3. ESFR RE PORTING PURPOSES ONLY.Jun 6, 2021 · N23721 · Boeing 737724 · Cargo/Baggage DoorsSDR CALA2021053100751Crease Beam · crackedREF. FLEET CYCLE LOG PAGE 9775471. FOUND CRACK AT CREASE BEAM SHEAR WEB AT STA 500 TO 500A UNDER WINDOW #9. REPAIRED PER ECRA# 5311-02576. REQUIRES DIP FOR REINSPECT PER STEP 11 OF ECRA. PER STEP 11 OF ECRA# 5311-02576 ACCOMPLISH INSPECTION REQUIREMENTS ON OR May 29, 2021 · N23721 · Boeing 737724 · Fuselage Main, StructureSDR CALA2020112001293Fitting · crackedSHEAR FITTING AT STA 540 LBL 6.14 IS CRACKED SPT 5866321. REMOVED CRACKED SHEAR FITTING AND INSTALLED NEW SHEAR FITTING, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01166 REV ORIGINAL.Nov 18, 2020 · N23721 · Boeing 737724 · Wing Miscellaneous StructureSDR CALA2020112001292Fitting · crackedSHEAR FITTING AT STA 540 RBL 15.04 IS CRACKED SPT 5866320. REMOVED CRACKED SHEAR FITTING AND INSTALLED NEW SHEAR FITTING, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01168 REV ORIGINAL.Nov 18, 2020 · N23721 · Boeing 737724 · Wing StructureSDR CALA2020112001291Fitting · crackedSHEAR FITTING AT STA 540 LBL 32.40 IS CRACKED SPT 5866322. REMOVED CRACKED SHEAR FITTING AND BRACKET AND INSTALLED NEW SHEAR FITTING AND BRACKET, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01 167 REV ORIGINAL.Nov 18, 2020 · N23721 · Boeing 737724 · Wing Miscellaneous StructureSDR CALA2020112001290Fitting · crackedSHEAR FITTING AT STA 540 RBL 6.14 IS CRACKED SPT 5866342. REMOVED CRACKED SHEAR FITTING AND INSTALLED NEW SHEAR FITTING, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01170 REV ORIGINAL. SSFR REPORT FORM 46-0024 ENTERED BY UAL INSP U355204 11/18/2020 ACCOMPLISHED Nov 18, 2020 · N23721 · Boeing 737724 · Wing Miscellaneous StructureSDR CALA2020112001289Fitting · crackedSHEAR FITTING AT STA 540 RBL 32.40 IS CRACKED SPT 5866319. REMOVED CRACKED SHEAR FITTING AND INSTALLED NEW SHEAR FITTING, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01169 REV ORIGINAL. SSFR REPORT FORM 46-0024 ENTERED BY UAL INSP U355204 11/18/2020 ACCOMPLISHEDNov 18, 2020 · N23721 · Boeing 737724 · Wing Miscellaneous StructureSDR CALA2020112001288Fitting · crackedSHEAR FITTING AT STA 540 LBL 15.04 IS CRACKED SPT 5866341. REMOVED CRACKED SHEAR FITTING AND INSTALLED NEW SHEAR FITTING, IAW B737-700 SRM 51-40-02 AND ECRA 5714-01171 REV ORIGINAL. SSFR REPORT FORM 46-0024 ENTERED BY UAL INSP U355204 11/18/2020 ACCOMPLISHEDNov 18, 2020 · N23721 · Boeing 737724 · Wing Miscellaneous StructureSDR CALA2020091501097Audio Control · inoperativeALL RADIOS INTERMITTANT, HAD TO DISC ALL HEADSETS TO COMMUNICATE AND STILL INTERMIT. RTB IAH FOUND F/O'S ASP, I/C SWITCH SELECTED CAUSES AUDIO FEEDBACK OVER SPEAKERS. LASO ASP IN NR 3 POSITION, ALT/NORM SW IS BROKEN. REMOVED AND REPLACED REMOTE ELECTRONICSep 8, 2020 · N23721 · Boeing 737724 · Audio Integrating SystemSDR CALA2020010600079Garlock Seal · leakingOIL QTY. ON ENG.1LOW FOUND IDG GARLOC LEAKING DURING ENG RUN. REMOVED IDG REF AMM 24-11-11 REMOVED AND REPLACED IDG SEALOL SEAL ASSY, REF AMM 72-60-00-400- 801-F00.NEED LEAK CHECK. ADD FAULT: N INSTALLED IDG REF AMM 24-11-11-400-801 UP TO STEP H. (10) INSTALLEJan 3, 2020 · N23721 · Boeing 737724 · Turbine Engine Oil SystemSDR CALA2018073001708Sensor · faultyNOSE GEAR RED LIGHT ILLU MINATED IMMEDIATELY AFTER TAKEOFF. FOUND FAULT CODE 32-61013 IN FAULT HISTORY OF PSEU. T/S PER FIM 32-61-00-810-803. NOSE DOWN SENSOR NR 2 S853 SHOW NEAR WITH DEACTUATOR INSTALLED. REMOVED AND REPLACE NR 2 SYS NOSE GEAR DOWN SENSOR S85Jul 26, 2018 · N23721 · Boeing 737724 · Landing Gear Position and WarningSDR CALA2018041601171Bulkhead Web · crackedPRESSURE BULKHEAD CRACKED BS 663, BETWEEN LBL 40 AND LBL 45.64. REPAIRED IAW SRM 57-10-10, REPAIR 3, ALTERNATIVE 2.Apr 15, 2018 · N23721 · Boeing 737724 · Fuselage Main, BulkheadSDR CALA2018041301163Frame · crackedSTUB FRAME, BS 294 LOWER FLANGE COMMON TO THE R1 DOOR ATTACH AREA WAS FOUND CRACKED. REPAIRED IAW EC/RA 5311-01919, PT 1.Apr 12, 2018 · N23721 · Boeing 737724 · Fuselage Main, FrameSDR CALA2018040501100Window Frame · crackedCRACK FOUND AT THE CAPTAIN`S SIDE NR 1 WINDOW FRAME, UPPER O/B RADIUS. REPAIRED IAW EC/RA 5311-01916.Apr 4, 2018 · N23721 · Boeing 737724 · Fuselage Main, Structure
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