Boeing 737-306

Service difficulty reports · 187

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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 = '737306'
  ORDER BY difficulty_date DESC"

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SDR 371PA0042Probe · damagedREFERENCE PREVIOUS HISTORY OF MACH TRIM FAULTS AT .77 MACH. REPLACED UPPER RIGHT PITOT/STATIC PROBE PER MM 34-11-11, ALSO RIGGED NEUTRAL SHIFT SENSOR PER MM 22-11-14 AND RIGGED ELEVATOR POSTIONN SENSOR. SYSTEMS CHECK GOOD PER LAND VERIFY SYSTEM TEST.Apr 14, 2004 · N371PA · Boeing 737306 · Pitot/Static SystemSDR 372PA0044Actuator · shortedDFCS HISTORY SHOWS AUTO-PILOT TRIM SERVO HAS NO RESPONSE. AUTO-PILOT COLUMN SWITCHING MODULE CHECKS OK PER MM 27-41-00. FOUND OPEN IN AUTO-PILOT STABILIZER TRIM ACTUATOR. REPLACED AUTO-PILOT STABILIZER TRIM SERVO AND OPS CHECKED PER MM 22-11-81.Apr 7, 2004 · N372PA · Boeing 737306 · Autopilot SystemSDR 371PA0040Sensor · inoperativeMACH TRIM INOPERATIVE. ADJUSTED NEUTRAL SHIFT SENSOR IAW MM 22-11-14. OPS CHECKS GOOD.Mar 27, 2004 · N371PA · Boeing 737306 · Speed-Attitude Correction SystemSDR 371PA0041Transfer Valve · inoperativeYAW DAMPER INOPERATIVE. RELEASED ON MEL. 03/29/2004: REPLACED RUDDER POWER CONTROL UNIT TRANSFER VALVE PER MM 22-12-21. OPS CHECKS GOOD.Mar 26, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 372PA0043Computer · malfunctionedAUTO THROTTLE WILL NOT ARM. RELEASED ON MEL 22-4. 03/23/2004: REPLACED AUTO THROTTLE COMPUTER PER MM 22-31-10. BITE CHECKS GOOD.Mar 21, 2004 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 371PA0039Accessory Unit · malfunctionedAIRCRAFT PITCHES UP AT OR ABOVE .75 MACH WITH AUTOPILOT ENGAGED. REPLACED AFC ACCESSORY UNIT PER MM 22-11-36. OPS CHECKS GOOD.Mar 15, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 371PA0038Coupler · failedYAW DAMPER INOP. PLACED ON MEL 22-03. 03/12/2004: REPLACED YAW DAMPER COUPLER PER MM 22-13-31 PG 401. TESTS OK.Mar 11, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 371PA0037Computer · malfunctionedMACH TRIM INOP. UNABLE TO DUPLICATE. PERFORMED ALL MACH TRIM TESTS PER MM 22-11-01. PREVIOUS FAULTS FLAGGED NR 1 FCC. REPLACED NR 1 FCC PER MM 22-11-33 FOR TROUBLESHOOTING. OPS CHECKS GOOD.Mar 10, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 371PA0036Actuator · malfunctionedDURING LEVEL CRUISE WITH AUTOPILOT A OR B ENGAGED, AIRCRAFT OCCASIONALLY GAINED 150 FT ALTITUDE WHILE ALTITUDE HOLD MODE ENGAGED. REPLACED MACH TRIM ACTUATOR PER MM 22-21-11.Feb 17, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 372PA0041Light · inoperativeAFT SECTION OF EMERGENCY FLOOR PATH LIGHTING INOP. DRIED MOISTURE FROM FLOOR PATH LIGHTING AND OPS CHECKED OK.Feb 16, 2004 · N372PA · Boeing 737306 · Emergency LightingSDR 372PA0042Light · contaminatedFWD SECTION OF EMERGENCY FLOOR PATH LIGHTING INOPERATIVE. CLEANED AND DRIED WATER FROM TRACK AND CONTACTS. OPS CHECKS NORMAL.Feb 12, 2004 · N372PA · Boeing 737306 · Emergency LightingSDR 371PA0034Computer · malfunctionedAUTOPILOT DRIFTED OFF ALTITUDE IN CRUISE +320 FT, THEN RECAPTURED ASSIGNED ALTITUDE. PLACED AUTOPILOT ALTITUDE HOLD ON MEL 22-1. REPLACED "A" FLIGHT CONTROL COMPUTER PER MM 34-60. PERFORMED FCC TEST AND LAND VERIFY. TEST NORMAL.Jan 23, 2004 · N371PA · Boeing 737306 · Autopilot SystemSDR 371PA0035Computer · malfunctionedAUTOTHROTTLE DISENGAGES ON TAKEOFF AND CLIMB. PLACED AUTOTHROTTLE ON MEL 22-4. REPLACED AUTOTHROTTLE COMPUTER PER MM 22-30-10. TESTS SATISFACTORY.Jan 23, 2004 · N371PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0040Computer · malfunctionedAUTOTHROTTLE DISCONNECTED ON TAKEOFF AND INITIAL CLIMB THROUGH 16,000. PLACED ON MEL 22-4. REPLACED AUTOTHROTTLE COMPUTER PER MM 22-31-10. OPS CHECKS NORMAL.Jan 10, 2004 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 371PA0033Light · contaminatedAFT SECTION OF EMERGENCY FLOOR PATH LIGHTING SYSTEM INOPERATIVE. FOUND TO BE SATURATED WITH WATER. INSPECTED, CLEANED AND DRYED TRACK, CABLE AND LIGHTS. OPS CHECKS NORMAL.Jan 10, 2004 · N371PA · Boeing 737306 · Emergency LightingSDR 372PA0039Syncronizer · out of adjustAUTO THROTTLES DISENGAGED ON TAKE OFF ROLL. ADJUSTED PLA SYNCHRO. OPS NORMAL IAW MM 22-31-00.Jan 6, 2004 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 371PA0032O-Ring · cutFUEL LEAKING UNDER NR 2 ENGINE. FOUND LOW IDLE ADJUSTMENT O-RING CUT. REPLACED O-RING. LEAK CHECKS OK DURING TEST NR 4, IDLE SPEED CHECK, PER MM 71-00-00. OPS CHECKS OK.Dec 11, 2003 · N371PA · Boeing 737306 · Fuel Control/Turbine EnginesSDR 372PA0038Connector · dirtyAUTO PILOT B WILL NOT ENGAGE AND AUTO PILOT A IS INTERMITTENT. REMOVED DIRT FROM AUTO PILOT A AND AUTO PILOT B CONNECTORS. A AND B SYSTEMS TEST OK IAW MM 22-10-00.Oct 24, 2003 · N372PA · Boeing 737306 · Autopilot SystemSDR 372PA0037Power Unit · inoperativeRIGHT OVERWING EXIT LOWER LUMINESCENT EMERGENCY EXIT LIGHT INOP. REPLACED LIGHT POWER UNIT PER MM 33-51-51. OPS CHECKS NORMAL.Oct 23, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 372PA0036Power Supply · inoperativeRIGHT OVERWING EMERGENCY EXIT LIGHT INOP. REPLACED POWER SUPPLY/BATTERY CHARGER PER MM 33-51-51. OPS CHECKS OK.Oct 22, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 371PA0031Strip · contaminatedEMERGENCY EXIT LIGHTS NOT ALL WORKING. CLEANED AND REMOVED MOISTURE FROM STRIPS AND TRACK. INSTALLED COVER PER MM 33-50-00.Oct 4, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 372PA0075Angle · crackedDRAG ANGLE CRACKED ABOVE LEFT RAM AIR INLET. REPLACED ANGLE PER EA 53-235.Sep 9, 2003 · N372PA · Boeing 737306 · Fuselage Miscellaneous StructureSDR 372PA0035Light · inoperativeEMERGENCY FLOOR PATH LIGHTS OUT FROM ROW 6 FWD TO FRONT. REPLACED 5 EA. LUMI STRIPS. OPS CHECKS GOOD IAW MM 33-51-02.Sep 9, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 371PA0030Connector · dirtyEMERGENCY FLOOR PATH LIGHTING INOPERATIVE AFT 12 FEET. CLEANED FLOOR PATH LIGHTING CONNECTORS AND REPLACED TRACK COVER IAW MM 33-51-21.Aug 25, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 372PA0034Wire Harness · damagedLOW LEVEL EMERGENCY LIGHTING (AFT SECTION) INOPERATIVE. REPLACED AFT EMERGENCY HARNESS. OPS CHECKS GOOD IAW MM33-50-0.Aug 12, 2003 · N372PA · Boeing 737306 · Light System WiringSDR 371PA0029Lamp · inoperativeR2 EMERGENCY EXIT LIGHT INOP. RELAMPED R2 EMERGENCY EXIT LIGHT. OPS. CHECK OK.Jul 15, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 731PA0028Lamp · inoperativeR2 EMERGENCY EXIT LIGHT INOPERATIVE. RELAMPED R2 EMERGENCY EXIT LIGHT. OPS CHECK OK.Jul 15, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 371PA0028Wire · damagedFWD SECTION OF EMERGENCY FLOOR PATH LIGHTING INOP. REPLACED FWD SECTION OF EMERGENCY FLOOR PATH LIGHTING CABLE. OPS CHECK NORMAL.Jul 13, 2003 · N371PA · Boeing 737306 · Light System WiringSDR 372PA0033Light · inoperativeEMERGENCY FLOOR PATH LIGHTS INOPERATIVE, ROW 20 AFT. REPLACED TERMINAL BLOCK. CHECKS OK.Jul 9, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 371PA0027Light · contaminatedFORWARD SECTION OF EMERGENCY FLOOR PATH LIGHTING SYSTEM INOP. CLEANED FLUID FROM TRACK AND LIGHT SYSTEM. OPS CHECKS NORMAL.Jun 29, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 371PA0026Power Supply · inoperativeEMERGENCY EXIT SIGN AT L2 DOOR INOP AND COVER BROKEN. REPLACED POWER SUPPLY IAW MM 33-51-41 AND EXIT SIGN IAW MM 33-51-11. OPS CHECKS NORMAL.Jun 28, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 371PA0025Power Cable · inoperativeAFT SECTION OF EMERGENCY FLOOR PATH LIGHTING SYSTEM INOPERATIVE. REPLACED POWER CABLE ASSY AND FLEX LAMP. OPS CHECK NORMAL.Jun 25, 2003 · N371PA · Boeing 737306 · Light System WiringSDR 371PA0024Power Cable · inoperativeFORWARD SECTION OF EMERGENCY FLOOR PATH LIGHTING SYSTEM INOP. REPLACED POWER CABLE ASSY. OPS CHECK NORMAL.Jun 24, 2003 · N371PA · Boeing 737306 · Light System WiringSDR 371PA0023Computer · inoperativeNR 1 FMC CLIMB PAGE INOP. UNABLE TO ACCESS. NR 1 FMC/CDU CLIMB FUNCTION KEY INOP. DEFERRED PER MEL 34-36-3.Jun 22, 2003 · N371PA · Boeing 737306 · Flight Management Computing Hardware SystemSDR 372PA0032Control Cable · failedAUTO THROTTLE INOP. RELEASED PER MEL 22-4. 6/18/03: NR 2 ENGINE TELEFLEX CABLE REPLACED ON 06/10/03 PER MM 76-11-07 & 76-11-00. NO AUTO THROTTLE FAILURES HAVE OCCURRED BY PIREP OR INFLIGHT FAULT HISTORY SINCE. REF MM 22-04-00. MEL CLEARED.Jun 8, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 371PA0021Light · inoperativeEMERGENCY EXIT LIGHTS ROW 23 TO 26 INOP. RESECURED LAST STRIP OF FLOOR LIGHTING. OPS CHECKS GOOD IAW MM 33-51-02.Jun 7, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 371PA0022Light · inoperativeEMERGENCY FLOOR LIGHT ROW NR 1 ELEMENT BAD. INSTALLED NEW LIGHT ELEMENT.Jun 3, 2003 · N371PA · Boeing 737306 · Emergency LightingSDR 372PA0031Transmitter · inoperativeAUTO THROTTLE INOPERATIVE. DISENGAGES ON TAKE OFF. N1 LIMIT FROM FMC INOPERATIVE. N1 WILL NOT SET IN GAUGES. DEFERRED IAW MEL 22-4. 6/7/2003: REPLACED NR 2 ENGINE NR 1 TRANSMITTER IAW MM 77-12-02. RECALLED FLIGHT HISTORY ON ALL NR 1 TACH DISCONNECTS. CMay 29, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0030Control Unit · malfunctionedAUTO THROTTLE INTERMITTENTLY DISCONNECTS, WHEN ENGAGED REDUCES NR 2 ENGINE N1 BY 3 PERCENT, REVERTS TO A/T COMPUTER. RELEASED UNDER MEL 22-4. 5/27/2003: ADJUSTED NR 2 ENGINE POWER LEVEL ANGLE SYNCHRO IAW MM 22-31-11.May 26, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0029Indicator · failedFLIGHT DIRECTORS BLANK ON TAKEOFF. TESTED ALL SYSTEMS PER MM 34-31-02. NO DEFECTS NOTED.May 11, 2003 · N372PA · Boeing 737306 · Integrated Flight SystemSDR 372PA0028Computer · malfunctionedALTITUDE ALERT HORN DOES NOT WORK. COMPLETED OPERATIONAL CHECKS PER MM 22-11-01 AND PERFORMED BITE CHECK USING FMC DFCS. NO DEFECTS NOTED.May 11, 2003 · N372PA · Boeing 737306 · Autopilot SystemSDR 372PA0026Altimeter · inoperativeRADIO ALTIMETER INOP. COMMAND BARS DISAPPEAR WHEN HITTING TOGA TRIGGERS ON TAKEOFF, ALSO DISAPPEAR WHEN VOR/LOC ENGAGES. BANK ANGLE NEVER EXCEEDS 5 DEGREES IN HDG OR LNAV MODE DURING TURNS. ALTITUDE ALERT HORN DOES NOT WORK. CLEANED CONNECTORS ON ANALOGUE May 8, 2003 · N372PA · Boeing 737306 · Ground Proximity SystemSDR 372PA0025Computer · malfunctionedAUTO THROTTLES DISCONNECT WHEN SETTING TAKEOFF POWER (SEEMS TO HAVE 5 PERCENT LESS N1 ON NR 2 ENGINE) CRUISE WORKS FINE. COMPLETED FMS BITE TEST FOUND FAILURE CODE FOR CABLE SYSTEM. INSPECTED ENGINE CABLE SYSTEM AND LUBRICATED. CHECKS GOOD PER MM 22-04-10.May 5, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0024Sensor · malfunctionedAUTO THROTTLE DISENGAGES ON TAKEOFF AND CLIMB. CLIMB NR 2 N1 3 PERCENT LESS THAT NR 1 N1. REMOVED AND REPLACED N1 SENSOR ENGINE NR 2 PER MM 77-12-01. TEST OK.Apr 28, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0023Lamp · inoperativeFLOOR PATH LIGHTING LAMP IN AFT SECTION PARTIALLY INOP. REMOVED AND REPLACED EMERGENCY FLOOR PATH FLEX LAMP PER MM 33-51-81. OPS CHECK NORMAL.Apr 16, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 371PA0020Computer · malfunctionedAUTO THROTTLE SWITCH WOULD NOT STAY ARMED DURING TAKEOFF ROLL. DURING CLIMB WITH AUTO THROTTLE ARMED, NR 1 N1=94.7, NR 2 N1= 91.5 AT FL290. PERFORMED AUTO THROTTLE BITE AND RANGE CHECK ON FMS. NO FAULTS NOTED. OK FOR SERVICE PER MM 22-30-01.Apr 12, 2003 · N371PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0022Computer · malfunctionedAUTO THROTTLE WILL NOT ARM. DEFERRED PER MEL 22-4. 4/15/2003: REMOVED AND REPLACED AUTO THROTTLE COMPUTER PER MM 22-31-10 AND PERFORMED BITE AND INTERFACE TEST. TEST NORMAL.Apr 11, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0021Computer · malfunctionedAUTO THROTTLE DROPPED OFF LINE IN FLIGHT & WOULD NOT RESET. RESET AUTO THROTTLE COMPUTER AND RAN AUTO THROTTLE BITE TEST PER MM 22-31-00. TEST OK.Apr 11, 2003 · N372PA · Boeing 737306 · Auto Throttle SystemSDR 372PA0020Power Supply · inoperativeAFT STRIP OF EMERGENCY EXIT FLOOR PATH LIGHTING DIM. REPLACED BATTERY PACK AND BATTERY PACK POWER SUPPLY PER MM 33-51-51.Apr 7, 2003 · N372PA · Boeing 737306 · Emergency LightingSDR 372PA0019Light · contaminatedAFT SECTION OF EMERGENCY FLOOR PATH LIGHTING INOP. CLEANED ALL LIGHT RECEPTICALS AND DRIED WATER OUT OF TRACKS AS REQUIRED. OPS CHECK NORMAL.Apr 1, 2003 · N372PA · Boeing 737306 · Emergency Lighting
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