JASC 2312
Service difficulty reports · 1,272
Reports filed under 2312 · VHF Communications 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 = '2312' 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.
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 = '2312' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR HEEA968366Transciever · failedTRANSCEIVER UNUSABLE AFTER 3 MILES - SQUELCH IS INTERMITTENT. UNIT WAS SENT TO ALLIED SIGNAL ON 7-23-96 FOR UNIT BECOMING DISTORTED AND BAD RECEIVER SQUELCH AFTER WARM UP. UNIT REPAIRED BY ALLIED SIGNAL ON 8-16-96 AND IS BACK IN SHOP 9-6-96 FOR SQUELCH PROBLSDR CA970311056Transceiver · no memory(CAN) WILL NOT HOLD MEMORY ON EITHER SIDE WHEN RADIO IS TURNED OFF.SDR MVH0064123Transceiver · intermittentRT 450 LOANER SN 652 IS INTERMITTENT IN TRANSMIT. REMOVED LOANER RT 450 SN 652. REINSTALLED LOANER RT 450 SN 464. OP CHECKS GOOD.SDR HEEA968184Control Unit · malfunctionADJUSTMENT KNOBS FOR FREQUENCY CHANGE DON'T WORK PROPERLY. PERFORMED PRELIMINARY INSPECTION. CLEANED WAFERS, FOUND PHOTOCELL (V101) NOT DIMMING. REPLACED V101 PHOTOCELL. REPAIRED. RAISED HEADER (P101) AND APPLIED HUMISEAL. ALSO REPLACED 28V BULB (DS301). SDR HEEA968183Control Unit · defectiveTHIRD THUMBWHEEL WHEN ADJUSTED HAS NO LED READOUT. CLEANED THUMBWHEEL. NO HELP. REPLACED THUMBWHEEL S1. REPAIRED. INSTALLED 5 EACH MISSING SCREWS FOR FACEPLATE. BENCH CHECK GOOD.SDR HEEA968179Control · defectiveDOESN'T COME ONE. CLEANED ON/OFF SWITCH AND RESOLDERED COLD SOLDER JOINT ON SWITCH. REPAIRED. ALSO FOUND "IDENT" AND "TEST" SWITCHES INTERMITTENT. REPLACED "IDENT" (S106) P/N 031-0061-00 AND "TEST" (S108) P/N031-0061-00. REPAIRED. ALSO REPLACED MISSING BOSDR HEEA968177Transceiver · malfunctionFREQUENCY DOES NOT SHOW TILL 20 OR 30 MINUTES.SDR HEEA968176Transceiver · failedDOES NOT TRANSMIT OR RECEIVE.SDR HEEA968118Control Unit · defectiveSECOND THUMBWHEEL AND SECOND DISPLAY LIGHTS INCORRECT.SDR HEEA968093Transceiver · defectiveSQUELCH STAYS ON.SDR HEEA968085Transceiver · defectiveALL 8' ON STANDBY FREQUENCY , FOUND 2 BURNT SURFACES MOUNT DEVICES ON BOTTOM SIDE OF BOARD.SDR HEEA968081Transciever · defectiveUNREADABLE, POWER OUT LOW ON LOW END RANGE. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.SDR HEEA968080Transceiver · faultyAFTER UNIT HEATS UP, MODULATION BEGINS TO BREAK UP.SDR HEEA968079Transceiver · defectiveVERY INTERMITTENT TRANSMIT AFTER WARM UP.SDR HEEA968077Transceiver · defectiveWILL NOT TRANSMIT. FOUND UNIT TO HAVE INTERMITTENT TRANSMIT POWER AND WEAK RECEIVER SENSITIVITY. ADJUSTED PRESELECTOR TUNING VOLTAGE AND ALIGNED RECEIVER, REPAIRED RECEIVER SENSE PROBLEM. UNIT HAS INTERMITTENT TRANSMIT PROBLEM FROM 138-140MHZ, REPLACED VCO MSDR VTZA97004Comm Unit · failedFLT 6340 - EWR-BOS - DURING TAXI OUT, EXPERIENCED THE LOSS OF THE NR 1 COMM SYS FUNCTION. THE A/C RETURNED TO GATE WHERE MX CONTROL AT IAD WAS NOTIFIED. MX CONTROL COORDINATED WITH THE IAD MX DEPART PERSONNEL TO POSITION A MX PERSON AND THE PARTS TO THE EWR SDR MVH0064120Transceiver · intermittentRT 450 SN 530 REMOVED DUE TO INTERMITTENT TRANSMIT. REMOVED RT 450 SN 530. INSTALLED RT 450 LOANER FROM CORPORATE JETS PN 400-0103-00 SN 464. TRANSMITS AND RECEIVES GOOD.SDR 96ZZZX5770Transceiver · inoperativeINOP WHEN INSTALLED IN A/C - WILL NOT TRANSMIT.SDR HEEA967815Control · failedUNIT DEFAULTS TO 120.00 MHZ WHEN TURNED OFF AND ON.SDR HEEA967812Transceiver · defectiveREMOVED SERVICEABLE. PERFORMED INSPECTION, CLEANED CORROSION FROM UNIT. FOUND RECEIVER SENSITIVITY WEAK IN AM MODE. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.SDR HEEA967792Transceiver · defectiveVHF FREQUENCY SELECT KNOB. INTERMITTENT WON'T CHANGE FREQUENCY.SDR MVH0064095Transceiver · misrepairedRECEIVED REPAIRED RT-450 SN 530. RETURNING LOANER RT-450 SN 465. NOT SERVICABLE DUE TO INTERMITTENT TRANSMIT. REMOVED RT-450 SN 465. RETURNED TO INSTALLED REPAIRED UNIT RT-450 SN 530. OP CHECK GOOD.SDR HEEA967765Transceiver · defectiveRECEIVER INTERMITTENT AND TRANSMITS OFF FREQUENCY. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.SDR HEEA967762Control Unit · inoperativeINTERMITTENT INOP ON SELECTED CHANNELS. HAS A PROBLEM PROGRAMMING MHZ THUMBWHEEL. REPLACED THUMBWHEEL AND REPAIRED. BENCH CHECK GOOD.SDR HEEA967742Transceiver · inoperativeRECEIVER INOPERATIVE. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.SDR HEEA967739Transceiver · defectiveVHF BREAKS SQUELCH WITH NO SIGNAL. ADJUSTED SQUELCH. REPAIRED. REPLACED HEADER J304 AND APPLIED HUMISEAL TO HEADER FOR CORROSION CONTROL. INSTALLED MOD 2 AS PER KING SERVICE BULLETIN KTR908-2. ADJUSTED MOD., POWER OUT AND SIDETONE. BENCH CHECK GOOD.SDR MVH0064117Transceiver · malfunctionedLOANER RT-450 IS STATIC IN TRANSMIT. BLEEDING OVER ONTO OTHER RADIOS. PROBLEM IS CONSTANT WITH INTERMITTENT BREAKS IN TRANSMIT. REMOVED LOANER RT 450 SN 652. INSTALLED LOANER SN 465. OPS CHECK GOOD.SDR HEEA967732Control Unit · malfunctionSQUELCH IS CONSTANTLY DISABLED (BY VIBRATION OR SIGNAL RECEPTION)SDR HEEA967727Transceiver · failedDISPLAY BLANKS OUT IN FLIGHT INTERMITTENTLY. CAN STILL TRANSMIT AND RECEIVE WHEN DISPLAY GOES OUT.SDR HEEA967725Transceiver · distortedHAS DISTORTION ON TRANSMIT TONE DEVIATION.SDR HEEA967724Transceiver · weakRECEIVE WEAK.SDR HEEA967708Transceiver · inoperativeTRANSCEIVER INOPERATIVE. REPLACED BURNT F1 FUSE, SHORTED Q123 TRANSISTOR, SHORTED Q105 TRANSISTOR AND BURNT R114 RESISTOR. INSTALLED TRANSMITTER SHIELD. INSPECTED AND BENCH CHECK GOOD.SDR HEEA967705Transciever · defectiveLOUD SQUEAL IN RADIO.SDR HEEA967702Transceiver · weakWEAK TRANSMIT POWER OUT.SDR HEEA967700Transceiver · defectiveSTANDBY SIDE HAS BURNT SEGMENTS.SDR HEEA967699Transceiver · malfunctionTRANSCEIVER WILL NOT TUNE.SDR HEEA967668Transceiver · inoperativeTRANSCEIVER INOPERATIVE. (MULTIPLE INTERMITTENT PROBLEMS)SDR HEEA967667Control Unit · failedCONTROL WILL NOT POWER UP.SDR HEEA967666Control Unit · defectiveVOLUME ON RECEIVE IS LOW TO NONE AT ALL. REPLACED BAD PHOTOCELL RT1 AND BAD SWITCH S6. TOUCHED UP FACEPLATE. CLEANED THUMBWHEEL ASSY WITH ALCOHOL. BENCH CHECK GOOD.SDR Y2PA96062Vhf Comm 1 · failedYIP - NR 1 COMM INOP (INTERMITTENTLY) AND NR 2 COMM INOP (INTERMITTENTLY). AIRCRAFT DIVERTED INTO YIP. NO EMERGENCY PROCEDURES NECESSARY. MAINTENANCE WAS NOT ABLE TO DUPLICATE THE PROBLEM ON EITHER COMM. BOTH COMM'S WERE REPLACED AND BOTH SYSTEMS CHECKED SDR 96ZZZM1267Vhf Comm 2 · failedYIP - NR 1 COMM INOP (INTERMITTENTLY) AND NR 2 COMM INOP (INTERMITTENTLY). AIRCRAFT DIVERTED INTO YIP. NO EMERGENCY PROCEDURES NECESSARY. MAINTENANCE WAS NOT ABLE TO DUPLICATE THE PROBLEM ON EITHER COMM. BOTH COMM'S WERE REPLACED AND BOTH SYSTEMS CHECKED GSDR 96ZZZX4768Transceiver · defectiveTRANSCEIVER INTERMITTENTLY SCRATCHY AND WILL NOT PICK UP STATIONS. NO CHARGE WARRANTY REPAIR.SDR MVH0064111Transceiver · failedTRANSCEIVER WILL NOT TRANSMIT.SDR MVH0064110Transceiver · failedVHF TRANSCEIVER WILL NOT COME ON.SDR HEEA967614Transceiver · failedTRANSCEIVER UNIT WILL NOT LIGHT UP OR TRANSMIT.SDR HEEA967613Control Unit · defectiveDISPLAY BLINK INTERMITTENT. DISPLAY DIM. REPLACED V101 PHOTOCELL. REPAIRED. BENCH CHECK GOOD.SDR HEEA967610Transciever · inoperativeRECEIVER INOPERATIVE.SDR HEEA967601Comm Control · defectiveDIGITAL DISPLAY UNREADABLE. REPLACED DISPLAY LENS AND PHOTOCELL (V101). ALSO REPLACED TRANSFER SWITCH S102. REPAIRED AND BENCH CHECK GOOD.SDR HEEA967600Comm Control · defectiveWILL NOT ALWAYS CHANGE FREQUENCY. FOUND WAFERS AND CONTACTS LOOSE. TIGHTENED WAFERS AND CONTACT. REPAIRED. ALSO REPLACED RETAINING RING. BENCH CHECK GOOD.SDR MVH0064218Transceiver · failedTRANSCEIVER WILL NOT TRANSMIT.
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