Boeing 737-4B7

Service difficulty reports · 5,757

Newest first. General aviation reporting is voluntary.

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 aircraft_model_key = '7374B7'
  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 USAA980525Skin · crackedTPA - DURING C-2 CHECK VISUAL INSPECTION, FOUND A 1.75 INCH CRACK ELEV STATION 51-54 AT STAB STATION 67.54 HORIZONTAL STABILIZER SKIN. CUTOUT CRACK AND INSTALLED DOUBLER PER TR 55-10-07. (M)Oct 19, 1998 · N429US · Boeing 7374B7 · Horizontal Stabilizer, Plate/SkinSDR USAASB98265Filter · dirtyPHL - FLT 403 - ON CLIMB-OUT FROM PHL, THE FLIGHT CREW WAS ADVISED BY THE FLIGHT ATTENDANT THAT PASSENGERS IN ROWS 7 THROUGH 11 REPORTED A BURNING SMELL OF RUBBER. SMELL WAS CONFIRMED AND THE CAPTAIN ELECTED TO RETURN TO FIELD AT PHL AND DECLARE AN EMERGENCY.Oct 9, 1998 · N430US · Boeing 7374B7 · Air Distribution SystemSDR USAA980473Skin · crackedCLT - DURING RON CHECK VISUAL INSPECTION FOUND A 1.50 INCH CRACK IN SKIN 2 INCHES AFT OF STA 727D RT SIDE 1 INCH BELOW STR 23. INSTALLED DOUBLER PER TR 53-30-06. (X)Oct 9, 1998 · N432US · Boeing 7374B7 · Fuselage Main, Plate/SkinSDR USAASB98256Sensor · malfunctionedBWI - FLT 1435 - AFTER TAKEOFF FROM BWI, THE RIGHT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. CREW RECYCLED GEAR AND RECEIVED NORMAL GEAR INDICATION. GEAR EXTENSION FOR LANDING WAS NORMAL. MAINTENANCE INSPECTED THE RIGHT MLG Sep 26, 1998 · N783AU · Boeing 7374B7 · Landing Gear Position and WarningSDR USAASB98252Engine · fodCLT - FLT 1579 - JUST AFTER TAKEOFF, THE NR 1 ENGINE INJESTED A MEDIUM SIZED BIRD. NO ADVERSE AFFECT WAS NOTICED IN ENGINE PARAMETERS BUT CREW DID NOTICE A DIFFERENT NOISE COMING FROM THAT ENGINE. A MOMENTARY SMELL IN CABIN WAS PRESENT AND A VIBRATION WAS FESep 24, 1998 · N439US · Boeing 7374B7 · Engine (Turbine/Turboprop)SDR USAASB98235Battery Pack · dischargedIAH - MAINTENANCE FOUND THE CENTER CABIN EMERGENCY EXIT LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATIONAL CHECK GOOD. (M)Sep 6, 1998 · N448US · Boeing 7374B7 · Emergency LightingSDR USAASB98231Gcu · failedRIC - FLT 811 - AFTER LEVEL OFF AT APPROXIMATELY FL 280, THE FLIGHT ATTENDANTS REPORTED AN UNUSUAL ODOR IN THE CABIN. SHORTLY THEREAFTER, ODOR WAS NOTICED IN THE COCKPIT. CREW DECLARED AN EMERGENCY AND DIVERTED TO RIC. FLIGHT LANDED WITHOUT INCIDENT AND TAXSep 4, 1998 · N431US · Boeing 7374B7 · AC Generation SystemSDR USAASB98230Battery Charger · inoperativeGSO - MAINTENANCE FOUND ALL THE EMERGENCY EXIT LOCATOR AND THE AISLE LIGHTS INOP AT SEAT ROW 11 ABC AND THE EXTERIOR OVERWING LEFT AFT EXIT HATCH LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER ASSEMBLY AT STATION 598R. OPERATIONAL CHECK GOOSep 4, 1998 · N434US · Boeing 7374B7 · Emergency LightingSDR USAASB98225Seal · looseBWI - FLT 1435 - AFTER TAKEOFF, CREW WAS UNABLE TO PRESSURIZE AIRCRAFT. FLIGHT RETURNED TO FIELD AT BWI AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE FOUND THE E/E DOOR SEAL OUT OF POSTION. REPOSITIONED E/E DOOR SEAL AND LUBEDSep 1, 1998 · N778AU · Boeing 7374B7 · Electrical/Electronic Compartment DoorsSDR USAASB98218Outflow Valve · failedMIA - FLT 1431 - ON CLIMB-OUT FROM MIA, CREW WAS UNABLE TO PRESSURIZE AIRCRAFT OR CONTROL CABIN IN STANDBY OR MANUAL MODES. FLIGHT RETURNED TO FIELD AT MIA AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE Aug 22, 1998 · N447US · Boeing 7374B7 · Pressure Regulator/Outflow ValveSDR USAASB98209Battery Pack · dischargedGSO - MAINTENANCE FOUND THE FORWARD CABIN EMERGENCY EXIT LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATIONAL CHECK GOOD. (M)Aug 11, 1998 · N426US · Boeing 7374B7 · Emergency LightingSDR USAASB98226Battery · dischargedGSO - FOUND EMERGENCY EXIT LIGHT AT ROW 11 LEFT INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACK (M1479). (M)Aug 2, 1998 · N438US · Boeing 7374B7 · Emergency LightingSDR USAASB98202Duct · failedCLT - FLT 287 - AFTER TAKEOFF, AIRCRAFT FAILED TO PRESSURIZE. CREW SWITCHED TO STANDBY PRESSURIZATION SYSTEM AND OUTFLOW VALVE CLOSED BUT AIRCRAFT STILL FAILED TO PRESSURIZE. APU WAS STARTED WITH NO HELP. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FAug 2, 1998 · N445US · Boeing 7374B7 · Air Distribution SystemSDR USAASB98201Cooling Fan · failedMSY - FLT 943 - EN ROUTE FROM LGA-MSY - FLIGHT ATTENDANT REPORTED A BURNING SMELL IN THE CABIN. NORMAL EQUIPMENT COOLING FAN 'OFF' LIGHT CAME ON AND NORMAL BLOWER CIRCUIT BREAKER POPPED. ALTERNATE FAN POSITION WAS SELECTED AND 'OFF' LIGHT EXTINGUISHED. FLIGAug 2, 1998 · N443US · Boeing 7374B7 · Air Distribution FanSDR USAASB98193Sensor · failedLGA - FLT 565 - FLT HAD JUST TAKEN OFF WHEN THE CREW NOTICED THAT THE NR 4 LEADING EDGE INTRANSIT LIGHT WAS ILLUMINATED. CREW WENT THROUGH PROCEDURES TO RECEIVE THE CORRECT INDICATION WITH NO HELP. FLIGHT RETURNED TO FIELD AT LGA AND LANDED WITHOUT INCIDENT.Jul 28, 1998 · N782AU · Boeing 7374B7 · Leading Edge Slat Position Indicating SystemSDR USAASB98197Battery Pack · dischargedIAH - MAINTENANCE FOUND THE EMERGENCY EXIT LIGHT AT THE AFT LEFT ENTRY DOOR INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPS CHECK GOOD. (M)Jul 27, 1998 · N783AU · Boeing 7374B7 · Emergency LightingSDR USAASB98185Sensor · out of adjustCLT - FLT 1100 - AFTER TAKEOFF, CREW UNABLE TO MOVE LANDING GEAR HANDLE TO THE 'UP' POSITION TO RAISE THE GEAR. ABNORMAL PROCEDURES FOLLOWED AND RETURNED TO CLT. CLT MAINT CONTACTED BY THE FLIGHT VIA RADIO AND PROVIDED ADVICE ABOUT CIRCUIT BREAKER OPERATION.Jul 15, 1998 · N426US · Boeing 7374B7 · Landing Gear Position and WarningSDR USAASB98183Solenoid · failedPIT - FLT 1265 - AFTER TAKEOFF, CREW WAS UNABLE TO RAISE THE LANDING GEAR. LANDING GEAR LEVER WOULD NOT MOVE UP. CHECKLIST WAS ACCOMPLISHED AND THE GEAR WAS RAISED USING THE OVERRIDE. AFTER THE GEAR CAME UP AND CLIMB POWER WAS ADDED, THE TAKEOFF CONFIGURATIJul 14, 1998 · N426US · Boeing 7374B7 · Landing Gear SelectorSDR USAASB98178Static Line · leakingCLT - FLT 549 - ON CLIMB-OUT FROM CLT, THE CAPTAINS ALTIMETER AND AIRSPEED INDICATOR BECAME INOP. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE RESEATED/RERACKED THE NR 1 AIR DATA COMPUTER (P/N 4061100-9Jul 11, 1998 · N436US · Boeing 7374B7 · Pitot/Static SystemSDR USAASB98176Circuit Breaker · trippedDCA - FLT 1950 - AFTER TAKEOFF, CREW COULD NOT RETRACT THE LANDING GEAR. FLIGHT RETURNED TO FIELD AT DCA AND LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE PINNED THE GEAR AND PLACED THE AIRCRAFT IN THE AIR MODE. PROBLEM WAS DUPLICATED. FJul 10, 1998 · N435US · Boeing 7374B7 · Landing Gear Retraction/Extension SystemSDR USAASB98162Afcs · malfunctionedCLT - FLT 1903 - FLT WAS ON APPROACH, DESCENDING OUT OF 5,000 FT, WHEN THE AUTOPILOT BANKED THE A/C INTO A HARD LT TURN. CAPT TRIED TO DISENGAGE THE AUTOPILOT BUT IT WOULD NOT DISENGAGE. HE FIREWALLED THE ENGINES FOR APPROX 5 SECONDS FOR AN IMMEDIATE CLIMB AJun 29, 1998 · N779AU · Boeing 7374B7 · Autopilot SystemSDR USAA980274Skin · crackedCLT - DURING INTERIOR MOD CHECK VISUAL INSPECTION, FOUND 1.5 INCH CRACK IN LOWER SKIN RT HORIZ STAB STATION 125.5 AND HORIZ STAB FRONT SPAR. INSTALLED DOUBLER PER TYPICAL REPAIR 55-10-07. (M)Jun 22, 1998 · N443US · Boeing 7374B7 · Horizontal Stabilizer, Plate/SkinSDR USAASB98152Turbofan · failedPIT - FLT 481 - CAPTAIN COULD NOT GET AIRCRAFT TO PRESSURIZE SO HE DECIDED TO RETURN TO FIELD AT PIT. FLIGHT LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE FOUND THE RIGHT TURBOFAN SEIZED. REPLACED SAME. OPERATIONAL CHECK AND PRESSURIZATIJun 19, 1998 · N428US · Boeing 7374B7 · Cabin Cooling SystemSDR USAASB98148Boost Pump · failedPHL - FLT 565 - UPON CLIMB-OUT FROM LGA, CREW NOTICED THERE WAS NO CENTER TANK FUEL BEING BURNED. FLIGHT DIVERTED TO PHL AND LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE TROUBLESHOT SYSTEM AND FOUND THE RT AND LT CENTER TANK FUEL BOOST PUJun 10, 1998 · N781AU · Boeing 7374B7 · Fuel Boost PumpSDR 98ZZZX2394Boost Pump · failedPHL - FLT 565 - UPON CLIMB-OUT FROM LGA, CREW NOTICED THERE WAS NO CENTER TANK FUEL BEING BURNED. FLIGHT DIVERTED TO PHL AND LANDED WITHOUT INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE TROUBLESHOT SYSTEM AND FOUND THE RT AND LT CENTER TANK FUEL BOOST PUJun 10, 1998 · N781AU · Boeing 7374B7 · Fuel Boost PumpSDR USAASB98144Charger · defectiveORD - MAINTEANCE FOUND A SECTION OF LOW LEVEL EMERGENCY LIGHTS INOPERABLE AND THE AFT RIGHT OVERWING EXIT LIGHT INOPERABLE. MAINTENANCE FOUND THE M1479 CHARGER ASSY AT STA 598R DEFECTIVE AND THE FUSE BLOWN. REPLACED CHARGER ASSY. OPERATIONAL CHECK GOOD. (XJun 8, 1998 · N779AU · Boeing 7374B7 · Emergency LightingSDR USAASB98140Csd · overservicedBDL - FLT 1837 - FLT WAS CLIMBING OUT OF BOS WHEN THE NR 1 ENGINE CSD OIL TEMPERATURE LIGHT FLICKERED. OIL TEMPERATURE WENT TO MAXIMUM. CREW DISCONNECTED THE NR 1 ENGINE CSD AND SINCE THE APU WAS ON MEL, THE FLT DIVERTED TO BDL. NO EMERGENCY WAS DECLARED ANJun 3, 1998 · N435US · Boeing 7374B7 · Alternator-Generator DriveSDR USAASB98137Acm · failedMIA - FLT 1431 - UPON CLIMB-OUT FROM MIA, CREW WAS UNABLE TO PRESSURIZE AIRCRAFT. AFTER SEVERAL ATTEMPTS TO PRESSURIZE AIRCRAFT FAILED, CREW DECIDED TO RETURN TO FIELD AT MIA. FLIGHT LANDED WITHOUT FURTHER INCIDENT, AND NO EMERGENCY BEING DECLARED. MAINTENAJun 3, 1998 · N430US · Boeing 7374B7 · Cabin Cooling SystemSDR USAA980233Skin · crackedCLT - DURING C-CHECK VISUAL AND EDDY CURRENT INSPECTION, FOUND A .1250 INCH CRACK AT STAB 124, LT HORIZONTAL STABILZIER LOWER SKIN. INSTALLED DOUBLER PER TYPICAL REPAIR 55-10-07. (X)May 27, 1998 · N779AU · Boeing 7374B7 · Fuselage Main, Plate/SkinSDR USAASB98118Circuit · failedROC - FL 391 - ON APPROACH TO ROC, THE NOSE GEAR GREEN LIGHT FLICKERED WHEN SELECTING THE GEAR DOWN AND THE WARNING HORN SOUNDED WHEN FLAPS WERE SELECTED TO 15 DEGREES. RECYCLED GEAR AND ON THIRD GEAR EXTENSION RECEIVED ALL THREE GREEN LIGHTS AND NO HORN AT AMay 19, 1998 · N426US · Boeing 7374B7 · Landing Gear Position and WarningSDR USAASB98116Regulator · failedPIT - FLT 158 - AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE. RIGHT PACK SHOWED ZERO PSI. MANUAL AND AUTO SYSTEM DID NOT OPERATE. FLIGHT RETURNED TO FIELD AT PIT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE FOUND THE RIGHT EMay 18, 1998 · N438US · Boeing 7374B7 · Pneumatic Distribution SystemSDR USAASB98113Pump · failedCLT - FLT 1854 - DURING CRUISE, B-SYSTEM ELECTRIC HYDRAULIC PUMP LIGHT ILLUMINATED. CREW FOLLOWED ABNORMAL PROCEDURES AND RESET CIRCUIT BREAKER FOR PUMP. LIGHT REMAINED ON. FLIGHT DIVERTED TO CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARMay 13, 1998 · N437US · Boeing 7374B7 · Hydraulic Pump (Electric/Engine), MainSDR USAASB98112Fire Detector · failedSJU - FLT 2134 - AIRCRAFT DEPARTED FOR PHL WITH THE NR 2 ENGINE B-FIRE LOOP ON MEL FOR NOT TESTING. SHORTLY AFTER TAKEOFF, THE NR 2 ENGINE OVERHEAT LIGHT ILLUMINATED. CREW ACCOMPLISHED PROCEDURES, BUT THE LIGHT WOULD NOT EXTINGUISH. CAPTAIN ELECTED TO DIVERMay 9, 1998 · N782AU · Boeing 7374B7 · Fire DetectionSDR 98ZZZX2204Connector · failedSJU - FLT 2134 - AIRCRAFT DEPARTED FOR PHL WITH THE NR 2 ENGINE B-FIRE LOOP ON MEL FOR NOT TESTING. SHORTLY AFTER TAKEOFF, THE NR 2 ENGINE OVERHEAT LIGHT ILLUMINATED. CREW ACCOMPLISHED PROCEDURES, BUT THE LIGHT WOULD NOT EXTINGUISH. CAPTAIN ELECTED TO DIVERMay 9, 1998 · N782AU · Boeing 7374B7 · Fire DetectionSDR USAASB98093Light · inoperativePVD - DURING OPERATIONAL TEST OF EMERGENCY LIGHTING SYSTEM, MAINTENANCE FOUND THE LOWER LEFT, FORWARD OVERWING EMERGENCY EXIT LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY EXIT LIGHT ASSEMBLY. OPS CHECK GOOD. (M)Apr 11, 1998 · N777AU · Boeing 7374B7 · Emergency LightingSDR USAASB98088Engine · failedBDA - FLT 2295 - DURING CRUISE, THE NR 1 ENGINE INDICATED LOW OIL PRESSURE AND HIGH OIL TEMPERATURE. CREW SHUT DOWN THE NR 1 ENGINE AND A DECISION WAS MADE TO DIVERT TO BDA, THE CLOSEST MOST SUITABLE AIRPORT. FLIGHT PROCEEDED TO BDA AND MADE TWO MISSED APPROApr 4, 1998 · N448US · Boeing 7374B7 · Engine (Turbine/Turboprop)SDR USAASB98084Wire · brokenMCI - MAINTENANCE FOUND THE FORWARD CABIN EMERGENCY LIGHTS ILLUMINATE WITH SWITCH IN THE OFF POSITION. MAINTENANCE FOUND A BROKEN WIRE AT PIN NR 2 OF THE SWITCH. REPAIRED SAME. OPS CHECK GOOD. (M)Mar 30, 1998 · N442US · Boeing 7374B7 · Light System WiringSDR USAASB98083Battery Pack · dischargedALB - MAINTENANCE FOUND THE FOLLOWING EMERGENCY LIGHTS THROUGHOUT THE CABIN INOP, ROW 1 AND 2 SEAT MOUNTED EVACUATION LIGHTS, FORWARD ENTRY CEILING EXIT SIGN, ROW 2 LEFT AND ROW 4 RIGHT BULLNOSE LIGHTS, AFT ENTRY AND AFT SERVICE DOOR EXIT SIGNS, AFT PASSENGER Mar 29, 1998 · N442US · Boeing 7374B7 · Emergency LightingSDR USAASB98070Windshield · crackedIND - FLT 797 - AT CRUISE ALTITUDE, CAPTAINS WINDSHIELD BEGAN ARCING. WINDSHIELD HEAT WAS TURNED OFF. SHORTLY THEREAFTER, THE CAPTAINS WINDSHIELD CRACKED. A DECISION WAS MADE TO DIVERT TO IND. FLIGHT LANDED WITHOUT FURTHER INCIDENT WITH NO EMERGENCY BEING Mar 19, 1998 · N428US · Boeing 7374B7 · Flight Compartment WindowsSDR USAASB98067Light · failedPHL - PILOT REPORTED THE EMERGENCY PATH LIGHTING WAS INOP AT SEAT ROWS 24 AND 25ABC. MAINTENANCE REMOVED AND REPLACED THE LEFT AFT ESCAPE SLIDE LIGHT ASSEMBLY. OPS CHECK GOOD. (M)Mar 17, 1998 · N438US · Boeing 7374B7 · Emergency LightingSDR USAASB98052Battery Pack · dischargedALB - MAINTENANCE FOUND THE MAIN ENTRY DOOR EMERGENCY LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE FORWARD BATTERY PACK. OPS CHECK GOOD. (M)Mar 4, 1998 · N442US · Boeing 7374B7 · Emergency LightingSDR USAASB98058Battery Pack · dischargedALB - MAINTENANCE FOUND THE BULLNOSE EVACUATION LIGHTS AT ROW 12 RIGHT SIDE INOP, THE SIDEWALL EXIT SIGN AT SEAT 12F INOP, THE EVACUATION LIGHTS FROM ROW 12 TO 20 INOP AND THE SEAT MOUNTED EXIT SIGN AT SEAT 12 INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERMar 3, 1998 · N428US · Boeing 7374B7 · Emergency LightingSDR USAASB98050Battery Pack · dischargedLGA - MAINTENANCE FOUND THE MAIN ENTRY DOOR LOW LEVEL EMERGENCY LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK AND CHARGER ASSEMBLY. OPS CHECK GOOD. (M)Feb 26, 1998 · N438US · Boeing 7374B7 · Emergency LightingSDR 98ZZZM335Charger · failedLGA - MAINTENANCE FOUND THE MAIN ENTRY DOOR LOW LEVEL EMERGENCY LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK AND CHARGER ASSEMBLY. OPS CHECK GOOD. (M)Feb 26, 1998 · N438US · Boeing 7374B7 · Emergency LightingSDR USAASB98020Light · inoperativeEWR - MAINTENANCE FOUND THE FORWARD GALLEY SERVICE DOOR EXTERIOR EMERGENCY LIGHT INOP. MAINTENANCE REMOVED AND REPLACED THE LIGHT ASSEMBLY AND THE SEAL (P/N 31-1493-1). OPS CHECK GOOD PER MM 33-51-02. (M)Jan 27, 1998 · N435US · Boeing 7374B7 · Emergency LightingSDR USAA980006Stringer · wornINT - DURING 'Q-3' CHECK VISUAL INSPECTION, FOUND 1 INCH BY 1 INCH WORN AREA BS 1040 PLUG 4 S26L STRINGER. INSTALLED DOUBLER, REPAIRED PER SRM 53-00-03. (X)Jan 10, 1998 · N784AU · Boeing 7374B7 · Fuselage Main, Longeron/StringerSDR USAA980005Frame · corrosionINT - DURING 'Q-3' CHECK, VISUAL INSPECTION FOUND 50 INCHES OF CORROSION BS 986.5 LBL 44 RBL 46 FRAME. REMOVED UPPER FLANGE AND INSTALLED REPLACEMENT PER TR 53-60-1. CORROSION TASK NR: C53-107-02. CORROSION LEVEL: 2. (X)Jan 10, 1998 · N784AU · Boeing 7374B7 · Fuselage Main, FrameSDR USAA980004Frame · crackedINT - DURING 'Q-3' CHECK, VISUAL INSPECTION FOUND .75 INCH CRACK BS 294.5 RBL 55 INCHES WL 209 FRAME. INSTALLED DOUBLER REPAIRED PER SRM 51-70-11 737-400. (X)Jan 10, 1998 · N784AU · Boeing 7374B7 · Fuselage Main, FrameSDR USAASB98003High Stage Valve · stickingPIT - FLT 292 - PRIOR TO DEPART, CREW REPORTED A LOUD NOISE COMING FROM AIR CONDITIONING PACK. A/C WAS RELEASED WITH THE RT PACK ON MEL. THEN UPON CLIMB-OUT FROM PIT, A/C WAS UNABLE TO MAINTAIN PRESSURIZATION OFF THE LT PACK. A/C WOULD NOT PRESSURIZE IN AUTJan 5, 1998 · N443US · Boeing 7374B7 · Pneumatic Distribution SystemSDR USAASB97351Sliding Window · crackedPIT - FLT 1080 - FIRST OFFICERS NR 2 SLIDING WINDOW BEGAN ARCING IN FLIGHT AT FL310. WINDOW CRACKED SHORTLY AFTER WINDOW HEAT WAS TURNED ON. FLIGHT DIVERTED TO PIT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 2 SLIDING WINDOWDec 29, 1997 · N437US · Boeing 7374B7 · Flight Compartment Windows
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