JASC 3452

Service difficulty reports · 624

Reports filed under 3452 · ATC Transponder System, 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 jasc_code = '3452'
  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 DL72L002272Transponder · inoperativeNR 2 ATC TRANSPONDER IS INOP. REPLACED TRANSPONDER PERFORMED TEST PER M/M CHECKS NORMAL.Nov 20, 2000 · N506DA · Boeing 727232SDR 20000925SH012Transponder · inoperativeTRANSPONDER REPORTED INOPERATIVE. BENCH TEST REVEALED CAVITY TRANSMITTING AT 2,012 MEGAHERTZ AND IT COULD NOT BE ADJUSTED INTO TOLERANCE. FOUND TUBE INSTALLED WAS PC2080A, DATE CODE 99-13. INSTALLED BY FAA CRS AJVR135C, PRESENT MANUFACTURER (SIGMA-TEK) DOESSep 7, 2000 · N9910H · Cessna 182RSDR 20001030SH026Transponder · shortedTRANSPONDER, KT70 MODE S ATC, HAD INTERNAL SHORT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)Sep 2, 2000 · N52281 · Snias AS350B3SDR RRXA001042Transponder · failedNR 1 TRANSPONDER INOP. NR 2 TRANSPONDER INOP. NR 1 PREVIOUSLY DEFERRED SEE LP 9230-04. CLOSING ACTION REMOVED AND REPLACED TRANSPONDER SYS FUNCTIONAL TEST OK BY AVIONIC SVC RO A97A0017 USING IFR ATC-600A29 GROUND TEST SET PER MM 34-53-0. THIS CLEARS DMI C9Aug 9, 2000 · N797AL · Doug DC863SDR RRXA001040Control Panel · failedNR 1 TRANSPONDER SQUAKS 7777 NO MATTER WHAT THE INPUT (THE VARIOUS CODES) ON THE BOX IS, NR 2 TRANSPONDER INOP (NO SQUAK) FOR VARIOUS CODES. REMOVED AND REPLACED ATC CONTROL PANEL, NR 1 AND NR 2 TRANSPONDER, OP CHECKS GOOD IAW DC-8 M/M CH 34-53.Aug 2, 2000 · N993CF · Doug DC862SDR CA000804014Transponder · melted(CAN) AIRCRAFT HAD BEEN AT CRUISE ALTITUDE FOR ABOUT TWO HOURS WHEN A STRONG BURNING SMELL WAS NOTICED BY ALL ABOARD. AN IMMEDIATE DESCENT WAS INITIATED AND CALGARY ATC DID AN EXCELLENT JOB OF DIVERTING TRAFFIC TO ALLOW A STRAIGHT IN APPROACH. PILOT ATTEMPTEJul 11, 2000 · Cessna 182QSDR SWIA971735Transponder · inoperativeNUMBER ONE AND NUMBER TWO TRANSPONDER INOP. RETURNED TO LAX. PERFORMED OPERATIONAL CHECK ON ATC TRANSPONDER ONE AND TWO, FOUND NO PROBLEMS OR CODES. OPS CHECKS GOOD.Mar 12, 2000 · N565SW · Emb EMB120ERSDR N8TA00011001Control Panel · shortedDURING CLIMB, CREW NOTICED SMOKE SMELL IN FLIGHT DECK. AIRCRAFT RETURNED TO STATION, NORMAL LANDING ACCOMPLISHED. INVESTIGATION REVEALED SHORTED ATC TRANSPONDER CONTROL PANEL. REMOVED PANEL, SECURED HARNESS AND RETURNED AIRCRAFT TO MAINTENANCE BASE. (M)Jan 10, 2000 · N546NA · Boeing 757236SDR 20000623SH008Transponder · unsecureDURING ACCOMPLISHMENT OF FAR 91.413 AND AD 99-23-22R1, FOUND THAT MODES S WOULD NOT TRANSMIT TAIL NUMBER DURING TEST. FURTHER INVESTIGATION REVEALED THAT BOTH CONFIGURATION MODULES WERE NOT STRAPPED PROPERLY W9-W32 WERE ALL BINARY ZEROS. (X)Dec 22, 1999 · N999TH · Amd FALCON200SDR HEEA065179Transponder · malfunctionedTRANSCEIVER'S I.D. LIGHT STAYS ON.Nov 15, 1999 · N6160Z · Bell 206L3SDR QXEA9902395Mount · corrodedPDX - AIR FRAME MOUNTING SURFACE FOR LOWER ATC ANTENNA WAS CORRODED. REPAIRED IAW FOKKER SRM 51-10-04, PAGE 9, PARAGRAPH 4 B&C.Nov 11, 1999 · N482US · Fokker F28MK4000SDR USAABB99055Atc · failedPHL-LGW - FLT 126 - CREW RECEIVED THE EICAS MESSAGE 'ATC FAULT' AND THE ASSOCIATED LIGHT. BOTH TRANSPONDERS WERE REPORTED TO BE INOPERATIVE. AFTER CONFERRING WITH MAINTENANCE, THE FLIGHT RETURNED TO PHL AND LANDED WITH NO FURTHER PROBLEMS. MAINTENANCE REPLANov 3, 1999 · N648US · Boeing 767201SDR RAIA9910045Comm Unit · failed6190 - PIT - BOTH RMU'S GIVING AN ATC NR 2 WARNING. MAINTENANCE REPLACED NR 2 COMM UNIT.Oct 19, 1999 · N568HK · Jetair JETSTM4101SDR HEEA064829Transponder · failedATC NOT ABLE TO PICK UP OVER 10 MILES OUT.Oct 19, 1999 · N6992 · Bell 222USDR HEEA064727Transponder · malfuncitonedTRANSPONDER HAD WRONG FREQUENCIES SENT OUT. PERFORMED PRELIMINARY INSPECTION AND FOUND LOW SENSITIVITY AND POWER OUT. ADJUSTED HI/LO SENSITIVITY. OUTPUT POWER WILL NOT ADJUST TO SPECS.Oct 12, 1999 · N1202T · Bell 412SDR 99ZZZX4058Transponder · malfunctionedTRANSPONDER MALFUNCTIONS, MODE-C INOPERABLE.Sep 1, 1999 · N4320F · Piper PA28151SDR HEEA063395Display · malfunctionedBAD PHOTO CELL WILL NOT GO BRIGHT.Aug 13, 1999 · N6957Y · Bell 214STSDR CA990907033Transponder · intermittent(CAN) AIRCRAFT REPORTED INTERMITTENT MODE C OPERATION. AIRCRAFT HAS TWO TRANSPONDERS CONNECTED TOGETHER TO 1 AIR DATA SOURCE. NR 2 TRS HAD AN INTERNAL MODE C CODE A4 INTERMITTENT SHORT WHICH EFFECTED BOTH. TRS REPLACED.Aug 12, 1999 · Boeing 72725SDR HEEA063266Transponder · inoperativeTRANSPONDER INOPERATIVE. SMELLS BURNT. PERFORMED PRELIMINARY INSPECTION. FOUND EXCESSIVE CORROSION AND POWER SUPPLY BAD.Aug 10, 1999 · N59805 · Bell 214STSDR HEEA063254Transponder · weakTRANSCEIVER'S NR 4 DIGIT KNOB BROKEN. PERFORMED PRELIMINARY INSPECTION AND REPLACED BROKEN KNOB ON FACEPLATE. FOUND FREQUENCY OUT OF TOLERANCE, ADJUSTED V101 AND FOUND RECEIVER SENSITIVITY WEAK.Aug 9, 1999 · N1077A · Bell 206L1SDR 99ZZZX3611Transponder · intermittentREMOVED KXP 755 TRANSPONDER FROM AIRCRAFT. FOUND RECEIVER INTERMITTENT, FOUND BURST CLOCK TOO LONG, CHANGED COIL AND ASSOCIATED PARTS, FOUND POWER OUTAGE ONLY 10 WATTS, AND FREQUENCY UNRECOGNIZABLE. SWAPPED CAVITIES AND FOUND LOWER SUPPLY TOO LOW, TREAD PROBAug 1, 1999 · N510DB · Cessna 421CSDR 99ZZZX3112Transponder · malfunctionedREPLACED TRANSPONDER WITH OVERHAULED KING KT76A. TESTED AND CERTIFIED BY AVIONICS SYSTEMS, CRSFK6R538N.Aug 1, 1999 · N9305 · Piper PA28140SDR HEEA063416Transponder · failed testTRANSCEIVER FAILS ALL TESTS. REPLACED 2 EACH BACKLIGHTING BULBS. ALIGNED RECEIVER AND ADJUSTED FREQUENCY AND POWER OUT. BENCH CHECK GOOD.Jul 29, 1999 · N7136H · Bolkms BO105SSDR 99ZZZX3022Transponder · shortedMOISTURE TRAPPED UNDER HEADER CAUSED A SHORT ON TH THE BOARD AT THE 180VAC LINE. BURNED BOARD AND HEADER.Jul 20, 1999 · N53702 · Bell 206L3SDR HEEA062880Transponder · malfunctionedTRANSCEIVER IDENT LIGHT STAYS ON.Jul 13, 1999 · N6160Z · Bell 206L3SDR 99ZZZX2654Transponder · malfunctionedTHE SPECIFICATION FOR PULSE WIDTH IS 450 NS PLUS/MINUS 70 NS. THE NEW UNIT HAD A PULSE WIDTH OF 545 NS.Jul 9, 1999 · N9414L · Gulstm AA1ASDR 99ZZZX3002Transponder · failedFIRST, FOUND TRANSPONDER HAD BROKEN WIRE. THEN FOUND ENCODER WAS FAULTY, TESTED OK AFTER OVERHAUL, BUT DEFECTIVE AGAIN. REPLACED. CHECKED OK.Jul 1, 1999 · N14NP · Piper PA60601PSDR RAIA990640Atc Controller · failedFLT 7176 - STL - NR 1 AND NR 2 TRANSPONDER INOPERATIVE. MAINTENANCE REPLACED ATC CONTROL HEAD. (M)Jun 27, 1999 · N423TE · Aerosp ATR42300SDR 99ZZZX2318Transponder · failedKT76A TRANSPONDER FAILED IN-FLIGHT. TRACED PROBLEM TO FAILED RESISTOR MODULE RM402 ON MAIN CIRCUIT BOARD. ACCOMPLISHMENT OF AD 98-14-03 (BENDIX/KING SB K7-76A-7). REPLACED RM401 AND RM402 AND REPAIRED UNIT. RE-INSTALLED UNIT AFTER REPAIR/AD COMPLIANCE AND May 25, 1999 · N81897 · Piper PA28RT201SDR 99ZZZX2885Transponder · malfunctionedTRANSPONDER UNIT POWERS DOWN BY ITSELF AND REPOWERS UP. REF: RMA NR R019742 AND MCN 62. REMOVED AND REPLACED.Apr 23, 1999 · N317MC · Bolkms BK117C1SDR HEEA061744Transponder · malfunctionedTRANSPONDER TRANSMITS AND RECEIVES WEAK.Apr 7, 1999 · N6957Y · Bell 214STSDR HEEA061742Transceiver · malfunctionedATC REPORTS WRONG NUMBERS BEING TRANSMITTED. PERFORMED PRELIMINARY INSPECTION AND FOUND REPLY LIGHT BLINKING, ALT. CODING INFORMATION WRONG AND OFF FREQUENCY.Apr 7, 1999 · N5744Y · Bell 206L1SDR HEEA061741Transceiver · malfunctionedTRANSCEIVER'S REPLY LIGHT BLINKS CONSTANTLY.Apr 7, 1999 · N3207Q · Bell 206L3SDR HEEA061740Transceiver · brokenTRANSCEIVER'S CIRCUIT RUN ON R 477 BROKEN AND RIGHT HAND SIDE RAIL BROKEN.Apr 7, 1999 · N2753F · Bell 206B3SDR HEEA061738Transponder · failedTRANSPONDER WORKED FOR TWO FLIGHTS, THEN WENT BELLY-UP. NO MODE C, S, ETC. REPLACED WITH SERVICEABLE PART.Apr 7, 1999 · N2261D · Bell 412SDR SWIA971472Transponder · failedATC REPORTS NO MODE C ON TRANSPONDER. RETURNED TO FIELD. SWAPPED TDR 94 BOXES AND PERFORMED GROUND CHECK. OPS CHECKS GOOD.Apr 3, 1999 · N289YV · Emb EMB120RTSDR 99ZZZX2844Transponder · failedSOME SEGMENTS OF DISPLAY WILL NOT LIGHT, REMOVED AND REPLACED.Mar 29, 1999 · N317MC · Bolkms BK117C1SDR HEEA060697Control Unit · failedKFS CONTROL DOES NOT TURN ON.Feb 22, 1999 · N2149S · Bell 412SDR DHL99741002Transponder · inoperativeTRANSPONDER NR 1 AND NR 2 INOP AS REPORTED BY ATC DURING CLIMBOUT. REMOVED AND REPLACED TRANSPONDERS PER MM 34-45-1.Feb 17, 1999 · N741DH · Boeing 7272Q9SDR PLGA990216Transponder · failedLGA - FLT 6514 - CREW REPORTED NR 2 TRANSPONDER FAILED ALONG WITH TCAS. NR 1 TRANSPONDER ALREADY MEL'D. A/C RETURNED TO LGA AND LANDED WITHOUT INCIDENT. MAINTENANCE COULD NOT DUPLICATE PROBLEM. A/C RETURNED TO SERVICE. (M)Feb 16, 1999 · N358BE · Saab 340BSDR HEEA060155Transponder · malfunctionedTRANSPONDER IS OFF FREQUENCY.Jan 22, 1999 · N8594X · Bell 206L3SDR HEEA060154Transponder · failedTRANSPONDER INOPERATIVE, WILL NOT TURN ON.Jan 22, 1999 · N513EH · Bell 206L1SDR HEEA060153Transponder · failedTRANSPONDER HAS INOPERATIVE MODE A.Jan 22, 1999 · N3905B · Bell 206L1SDR HEEA060152Transponder · malfunctionedTRANSPONDER TRANSMITTING WRONG CODE. PERFORMED PRELIMINARY INSPECTION AND COULD NOT DUPLICATE PROBLEM. BENCH CHECK GOOD.Jan 22, 1999 · N1078G · Bell 206L1SDR HEEA060151Transponder · failedTRANSPONDER WILL NOT TRANSMIT.Jan 22, 1999 · N11027 · Bell 206L1SDR HEEA060150Transponder · erraticTRANSPONDER REPORTED INOPERATIVE. PERFORMED PRELIMINARY INSPECTION AND FOUND SENSITIVITY WEAK AND ERRATIC. UNABLE TO ADJUST.Jan 22, 1999 · N7077B · Bell 206L4SDR 99ZZZX349Connector · failedLOSS OF B4 MODE C CODE LINE. CONTACT PIN IN RACK LOST TENSION. REPLACED ALL CONTACT PINS.Dec 28, 1998 · N3670Z · Piper PA22160SDR HEEA059904Transponder · malfunctionedTRANSPONDER CONTROL HAS NO DISPLAY.Dec 22, 1998 · N5748M · Bell 214STSDR HEEA059903Transponder · inopTRANSPONDER WILL NOT COME ON.Dec 22, 1998 · N6957Y · Bell 214STSDR HEEA059898Transponder · malfunctionedATC TRANSPONDER REPORTED AS NOT SQUAWKING. PERFORMED PRELIMINARY INSPECTION. REPLACED TRANSISTOR Q104, Q502, AND TWO EACH SPACERS, REPAIRED. BEGAN BENCH CHECK AND FOUND WEAK TRANSMIT POWER. ALIGNED TRANSMITTER AND GOT 100 WATTS OUT.Dec 22, 1998 · N59805 · Bell 214ST
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