# Service difficulty reports: Boeing 747-300 SERIES

A list on [Boeing 747-300 SERIES](https://openairdocs.org/model/boeing-747-300-series.md).

Newest first. General aviation reporting is voluntary.

- [SDR UIEA2012051800244](https://openairdocs.org/sdr/UIEA2012051800244.md): Warning Message · false activation · May 18, 2012 · N641GT · Boeing 747300 · Cabin Pressure Control System
  > EICAS STATUS MESSAGE " CABIN ALT AUTO 2" DISPLAYED. PERFORMED FAULT ISOLATION IAW AMM 21-31-00/101, FIG 110, STEP 23 REF TO FIG 103 THRU STEP 5, SYS IS OK.
- [SDR Q2SA749008](https://openairdocs.org/sdr/Q2SA749008.md): Tire · blown · May 4, 2010 · N749SA · Boeing 747300 · Tire
  > ON TAKEOFF ROLL, CREW EXPERIENCED A SEVERE VIBRATION AT APPROX 150-155 KNOTS. REJECTED TAKEOFF ACCOMPLISHED AT 160 KNOTS. WHILE TURNING OFF RUNWAY, FLUID FROM HYD SYSTEM NR 1 DEPLETED & PRESSURE LOST. APU STARTED & ENGINES TURNED OFF. AS A CONSEQUENCE OF
- [SDR 2010FA0000373](https://openairdocs.org/sdr/2010FA0000373.md): Skin · damaged · Feb 23, 2010 · N749SA · Boeing 747300 · Wing, Plate/Skin
  > (KADY) REPLACED TIME LIMITED REPAIR WITH PERMANENT REPAIR - LT WING L/E SKIN.
- [SDR 2010FA0000366](https://openairdocs.org/sdr/2010FA0000366.md): Door · delaminated · Feb 23, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) DISBOND (24.0" X 3.5") WAS FOUND BETWEEN OUTER SKIN (65B90036-2) AND ALUMINUM HONEYCOMB CORE (65B90036-18) OF THE NR 1 RT STRUT FAIRING DOOR (65B90032-28).
- [SDR 2010FA0000365](https://openairdocs.org/sdr/2010FA0000365.md): Skin · damaged · Feb 23, 2010 · N749SA · Boeing 747300 · Wing, Plate/Skin
  > (KADY) REPLACE TIME LIMITED REPAIR WITH PERMANENT REPAIR - LT WING L/E SKIN.
- [SDR 2010FA0000369](https://openairdocs.org/sdr/2010FA0000369.md): Door · delaminated · Feb 20, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > DISBOND (21.0" X 5.0") WAS FOUND BETWEEN OUTER SKIN (65B90036-2) AND ALUMINUM HONEYCOMB CORE (65B90036-18) AND CRACK (2.0", 1.3" LONG) ON OUTER SKIN (65B90036-2) OF THE NR 1 LT STRUT FAIRING DOOR (65B90032-29).
- [SDR 2010FA0000363](https://openairdocs.org/sdr/2010FA0000363.md): Longeron · worn · Feb 20, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Longeron/Stringer
  > (KADY) WORN AND BROKEN OF UPPER LONGERON AT NR 2 ENGINE RT SIDE COWL. MINOR REPAIR ACCOMPLISHED BY TRIM OUT THE DAMAGED UPPER LONGERON AND INSTALL REPAIR PARTS.
- [SDR 2010FA0000362](https://openairdocs.org/sdr/2010FA0000362.md): Longeron · worn · Feb 20, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Longeron/Stringer
  > (KADY) WORN AND BROKEN OF UPPER LONGERON AT NR 1 ENGINE RT SIDE COWL. MINOR REPAIR ACCOMPLISHED BY TRIM OUT THE DAMAGED UPPER LONGERON AND INSTALL REPAIR PARTS.
- [SDR 2010FA0000361](https://openairdocs.org/sdr/2010FA0000361.md): Frame · cracked · Feb 17, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Frame/Spar/Rib
  > (KADY) CRACK AT AFT FLANGE OF UPPER FRAME OF NR 1 ENGINE. MAJOR REPAIR ACCOMPLISHED BY TRIM OUT OF DAMAGED FRAME AND INSTALL REPAIR PARTS.
- [SDR 2010FA0000372](https://openairdocs.org/sdr/2010FA0000372.md): Floorbeam · cracked · Feb 16, 2010 · N749SA · Boeing 747300 · Fuselage Main, Floor Beam
  > (KADY) CRACK WAS FOUND ON THE WEB OF THE UPPER DECK FLOORBEAM AT STA 340 RT SIDE.
- [SDR 2010FA0000364](https://openairdocs.org/sdr/2010FA0000364.md): Floorbeam · cracked · Feb 16, 2010 · N749SA · Boeing 747300 · Fuselage Main, Floor Beam
  > (KADY) CRACK WAS FOUND ON THE WEB OF THE UPPER DECK FLOORBEAM AT STA 340 RT SIDE.
- [SDR 2010FA0000327](https://openairdocs.org/sdr/2010FA0000327.md): Skin · damaged · Feb 16, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) SHARP NICK AND GOUGES AT NR 4 LT SIDE COWL SKIN NAC STA 165.0. MINOR REPAIR ACCOMPLISHED BY TRIM OUT THE DAMAGED SKIN AND INSTALL REPAIR PARTS.
- [SDR 2010FA0000326](https://openairdocs.org/sdr/2010FA0000326.md): Longeron · worn · Feb 16, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Longeron/Stringer
  > (KADY) WORN AND BROKEN OF UPPER LONGERON AT NR 4 ENGINE SIDE COWL. MONOR REPAIR ACCOMPLISHED BY TRIM OUT THE DAMAGED UPPER LONGERON AND INSTALL REPAIR PARTS.
- [SDR 2010FA0000329](https://openairdocs.org/sdr/2010FA0000329.md): Crease Beam · cracked · Feb 11, 2010 · N749SA · Boeing 747300 · Fuselage Main, Structure
  > (KADY) CRACK AT CREASE BEAM AT BS 1240, STG 7L. MINOR REPAIR ACCOMPLISHED BY REPLACING OF CRACKED CREASE BEAM WEB.
- [SDR 2010FA0000328](https://openairdocs.org/sdr/2010FA0000328.md): Crease Beam · cracked · Feb 11, 2010 · N749SA · Boeing 747300 · Fuselage Main, Structure
  > (KADY) CRACK AT CREASE BEAM AT BS 1260 STG R 5 BOTH SIDES. MINOR REPAIR ACCOMPLISHED BY REPLACING OF CRACKED CREASE BEAM WEBS.
- [SDR 2010FA0000330](https://openairdocs.org/sdr/2010FA0000330.md): Bulkhead · cracked · Feb 10, 2010 · N749SA · Boeing 747300 · Nacelle/Pylon, Bulkhead/Firewall
  > (KADY) CRACKED 2 PLACES AT NR 1 ENGINE REAR MOUNT BULKHEAD WEB. MAJOR ALTERATION ACCOMPLISHED BY REPLACING OF AFFECTED FRAME WEBS.
- [SDR Q2SA749005](https://openairdocs.org/sdr/Q2SA749005.md): Engine · power loss · Aug 26, 2009 · N749SA · Boeing 747300 · Engine (Turbine/Turboprop)
  > AT CRUISE LEVEL, NR 4 ENGINE FAILED AT 1945Z THREE HOURS AFTER TAKING OFF FROM RKSI. POP SOUND CAME FROM ENGINE, N1 AND N2 WENT LOW, EGT ROSE TO 615 AND CLIMBING. CREW SHUT DOWN NR 4 ENGINE IAW QRH. CREW ATTEMPTED NR 4 ENGINE FLIGHT START UNSUCCESSFULLY, HA
- [SDR Q2S2008F00004](https://openairdocs.org/sdr/Q2S2008F00004.md): Engine · failed · Jul 11, 2008 · N749SA · Boeing 747300 · Engine (Turbine/Turboprop)
  > AFTER TAKEOFF AND CLIMBING THROUGH FLIGHT LEVEL 220, NR 2 ENGINE COMPRESSOR STALLED VIOLENTLY, EGT 940 DEGREES C. REDUCED THRUST AND NR 2 STABILIZER THEN STALLED VIOLENTLY AGAIN. AS EGT REACHED 700 DEGREES C, THRUST WAS REDUCED. COMPLETED ENGINE FIRE/SEVERE
- [SDR Q2S2008F00001](https://openairdocs.org/sdr/Q2S2008F00001.md): Compressor · stalled · Jun 21, 2008 · N749SA · Boeing 747300 · Turbine Engine Compressor Section
  > WHILE THROTTLING ENGINE TO TAKEOFF POWER, ENGINE NR 1 HAD MULTIPLE COMPRESSOR STALLS. TAKEOFF POWER WAS 1.53, COMPRESSOR STALLS STARTED WHEN POWER WAS APPROACHING 1.35. AIRCRAFT RETURNED TO BLOCKS. (K)
- [SDR 2010FA0000382](https://openairdocs.org/sdr/2010FA0000382.md): Stringer Splice · cracked · May 9, 2008 · N749SA · Boeing 747300 · Fuselage Main, Longeron/Stringer
  > (KADY) CRACK AT STRINGER SPLICE AT BS 520, STGR 10 RT SIDE. MAJOR REPAIR ACCOMPLISHED BY FABRICATION AND REPLACING OF THE AFFECTED SPLICE FITTING.
- [SDR 2010FA0000378](https://openairdocs.org/sdr/2010FA0000378.md): Skin · cracked · Apr 18, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) CRACK WAS FOUND ON THE NR 2 ENG RT SIDE COWL UPPER SKIN AT NAC STA 226.95-236.85.
- [SDR 2010FA0000377](https://openairdocs.org/sdr/2010FA0000377.md): Longeron · cracked · Apr 17, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Longeron/Stringer
  > (KADY) CRACK WAS FOUND ON THE UPPER LONGERON AND SKIN OF THE NR ENG LT SIDE COWL.
- [SDR 2010FA0000376](https://openairdocs.org/sdr/2010FA0000376.md): Skin · debonded · Apr 17, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) DISBONDED INNER DOUBLER WAS FOUND ON THE NR 1 LT SIDE COWL SKIN AT NAC STA 192.05-204.55, NAC WL 100-110.
- [SDR 2010FA0000381](https://openairdocs.org/sdr/2010FA0000381.md): Door Frame · cracked · Apr 15, 2008 · N749SA · Boeing 747300 · Fuselage Main, Structure
  > FRAME CRACK NR 2 LT SIDE AND 4 BOTH SIDES MAIN ENTRY DOOR. MAJOR REPAIR ACCOMPLISHED BY CUT OUT CRACKED FRAME AND INSTALL REPAIR FILLER AND REPAIR DOUBLERS.
- [SDR 2010FA0000375](https://openairdocs.org/sdr/2010FA0000375.md): Skin · damaged · Apr 15, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) A BENT DAMAGE WAS FOUND ON THE NR 1 RT SIDE COWL SKIN AT NAS STA 155.61, NAC WL100.
- [SDR 2010FA0000371](https://openairdocs.org/sdr/2010FA0000371.md): Fitting · damaged · Apr 15, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Bulkhead/Firewall
  > (KADY) FRETTING DAMAGE.
- [SDR 2010FA0000379](https://openairdocs.org/sdr/2010FA0000379.md): Frame · chafed · Apr 4, 2008 · N749SA · Boeing 747300 · Fuselage Main, Frame
  > (KADY) FRAME DAMAGE CAUSED BY CHAFING WITH SCREW AT BS 1540 BETWEEN STGR 19 AND 22 RT SIDE. MAJOR REPAIR ACCOMPLISHED BY CUT AND REMOVE FRAME AND INSTALL REPAIR PARTS INCLUDING ORIGINAL SEGMENT AND SPLICE PLATE.
- [SDR 2010FA0000374](https://openairdocs.org/sdr/2010FA0000374.md): Skin · worn · Apr 1, 2008 · N749SA · Boeing 747300 · Nacelle/Pylon, Plate/Skin
  > (KADY) WORN DAMAGE WAS FOUND ON THE CAP SKIN OF THE NR 1 PYLON. THE DAMAGED CAP SKIN IS REPAIRED IAW SRM.
- [SDR 2010FA0000380](https://openairdocs.org/sdr/2010FA0000380.md): Intercostal · cracked · Mar 28, 2008 · N749SA · Boeing 747300 · Fuselage Miscellaneous Structure
  > (KADY) FASTENER HOLE CRACK AT INTERCOSTAL WEB OF BS 1265 RT SIDE AND REPLACEMENT OF EXISTING REPAIR FOR LT SIDE TO REPLACE TIME LIMITED REPAIR INSTALLED LAST VISIT. MAJOR REPAIR ACCOMPLISHED BY CUT OUT OF END PORTION OF INTERCOSTAL WEB AND INSTALL REPAIR PART
- [SDR A25005](https://openairdocs.org/sdr/A25005.md): Slide · unwanted deploy · Dec 3, 2006 · N301JD · Boeing 747300 · Escape Slide
  > RT UPPER DECK ESCAPE SLIDE ACCIDENTALLY DEPLOYED DURING OPERATION OF THE DOOR.
- [SDR A25005CGN](https://openairdocs.org/sdr/A25005CGN.md): Slide · unwanted deploy · Dec 3, 2006 · N301JD · Boeing 747300 · Escape Slide
  > RIGHT UPPER DECK ESCAPE SLIDE ACCIDENTALLY DEPLOYED DURING OPERATION OF THE DOOR.
- [SDR UIEA200400022](https://openairdocs.org/sdr/UIEA200400022.md): Odor · detected · Feb 19, 2004 · N24837 · Boeing 747300 · Air Distribution System
  > ONCE AIRCRAFT LANDED, NOTICEABLE FUEL FUMES IN AIRCRAFT AND ONCE L1 DOOR WAS OPENED THE GROUND HANDLER NOTICED FUMES TOO. CHECKED ENGINES FOR ANY EVIDENCE OF BIRD STRIKE OR FOD DAMAGE IAW MM 05-51-14, NIL DAMAGE FOUND. CARRIED OTU GENERAL VISUAL INSPECTION O
- [SDR UIEA200300054](https://openairdocs.org/sdr/UIEA200300054.md): Slide · misinstalled · Sep 1, 2003 · N24837 · Boeing 747300 · Escape Slide
  > DURING FC02 CHECK AT AMS, AN INSPECTION OF LEFT U/D TYPE 'A' DOOR THE TECHICIAN NOTICED THAT THE SLIDE DEPLOYMENT HOOK WOULD NOT ENGATE THE SLIDE DEPLOYMENT LINK. THE FIRST OBSERVATION WAS THAT THE SLIDE OUTER COVER (INBOARD SIDE) WAS NOT FLUSH WITH THE DOOR
- [SDR UIEA200300021](https://openairdocs.org/sdr/UIEA200300021.md): Controller · failed · Apr 30, 2003 · N24837 · Boeing 747300 · Cabin Pressure Controller
  > MIA/UIO - AIR TURNBACK, AFTER TAKEOFF, PRESSURIZATION INOPERATIVE. EXCESSIVE RATE OF CLIMB. WENT TO MANUAL. NO INDICATION OF FAILURE. NO RATE LIMIT LIGHT. FOUND BOTH OUTFLOW VALVES OPEN. UNABLE TO CONTROL PRESSURE MANUAL 'L' OR 'R'. NO FUEL DUMPED. REM
- [SDR P5CA0300770](https://openairdocs.org/sdr/P5CA0300770.md): Structure · dented · Feb 24, 2003 · N24837 · Boeing 747300 · Trailing Edge Flaps
  > THREE DENTS FOUND 5 INCHES LONG X.0312 INCH DEEP IN LEADING EDGE VARIABLE CONTOUR FLAP NR 7 LT WING - ALLOWABLE DAMAGE A/Y 62.5 THEREFORE THIS MINOR DENT ACCEPTABLE IAW SRM REF 57-50-01. 2) DENT 10 INCHES LONG X.5 INCH DEEP IN BULL NOSE LOCATION VARIABLE CO
- [SDR P5CA0300717](https://openairdocs.org/sdr/P5CA0300717.md): Cable · faulty · Jan 7, 2003 · N24837 · Boeing 747300 · Compressor Bleed Control
  > NR 4 ENGINE COMPRESSOR STALL AT TOP OF DESCENT - EGT 700 DEGREES, N1 20 PERCENT LESS THAN OTHER ENGINES. STALL CLEARED AT 33.0. REPLACED NR 4 ENGINE VSV RETURN CABLE PER MM 75-30-00. BOROSCOPED ENGINE IAW AMM 72-00-00. ENGINE RUN CARRIED OUT AS PER AMM 71-
- [SDR P5CA0300716](https://openairdocs.org/sdr/P5CA0300716.md): Seal · leaking · Dec 31, 2002 · N354MC · Boeing 747300 · Fuel Storage
  > AFTER FUELING WAS COMPLETED, A STEADY DRIPPING OF FUEL ONTO #2 ENGINE FROM #2 PYLON WAS NOTICED. FOUND LEAK COMING FROM SEALANT ON FWD SPAR ON #2 ENGINE PYLON. INSTALLED FUEL LEAK SEAL IAW BMM 28-11-00 & PAC SERVICE FUELING MANUAL 4-05-02, ITEM 7. NO LEAKS NOT
- [SDR P5CA0200714](https://openairdocs.org/sdr/P5CA0200714.md): Windshield · failed · Dec 22, 2002 · N24837 · Boeing 747300 · Flight Compartment Windows
  > L1 WINDOW SHATTERED ON DESCENT. REPLACED WINDOW PER 56-11-02.
- [SDR P5CA0200709](https://openairdocs.org/sdr/P5CA0200709.md): Duct · separated · Nov 21, 2002 · N354MC · Boeing 747300 · Pneumatic Distribution System
  > NR 4 ENG - FIRE INDICATION AFTER TAKEOFF IN CLIMB. PRECAUTIONARY ENGINE SHUTDOWN & FUEL DUMP PERFORMED. FIRE BOTTLE NOT REQUIRED. FOUND 8TH STAGE BLEED CROSSOVER DUCT SEPARATED FROM DUCTING SYSTEM. REPLACED WITH CROSSOVER DUCT & PRECOOLER DOWNSTREAM DUCT.
- [SDR P5CA0200704](https://openairdocs.org/sdr/P5CA0200704.md): Slide · failed · Oct 16, 2002 · N24837 · Boeing 747300 · Escape Slide
  > RIGHT UPPER DECK ESCAPE SLIDE DEPLOYED ACCIDENTLY, BUT DID NOT DEPLOY FULLY, AND DOOR BOTTLE DISCHARGED. SLIDE ASSY REMOVED & REPLACED PER 25-68-07, PG 601, DOOR AIR BOTTLE REMOVED & REPLACED PER MM 25-68-08 AND PRESSURE CARTRIDGE PER 52-23-15.
- [SDR P5CA0200699](https://openairdocs.org/sdr/P5CA0200699.md): Compressor · stalled · Sep 12, 2002 · N354MC · Boeing 747300 · Turbine Engine Compressor Section
  > CLIMBING THROUGH 15,000 FT NR 3 ENGINE COMPRESSOR STALLED. EGT WAS 100 DEGREES CELCIUS. LOWER THAN OTHER MOTOR & N2 WAS LOWER WITH NACELLE ANTI-ICE ON. TROUBLESHOT ENGINE PER MM 71-00-43, PERFORMED INSPECTION PER MM 72-00-00 & BORESCOPE OF ENGINE IAW MM 72-
- [SDR QEM2002F00000](https://openairdocs.org/sdr/QEM2002F00000.md): Vane · fractured · Aug 28, 2002 · Boeing 747300 · Turbine Section
  > SHORTLY AFTER TAKEOFF, SMOKE WAS REPORTED, SURGE OF NR 2 ENGINE FOLLOWED. INSPECTION AFTER STRIPPING, FOUND THAT 1 HPT STAGE, 2 VANE HAD BEEN LIBERATED. ALL HP AND LP TURBINE AIRFOILS WERE SUBSEQUENTLY DAMAGED. INVESTIGATION SUGGEST HPT STAGE 2 VANE FORWRD
- [SDR P5CA0200695](https://openairdocs.org/sdr/P5CA0200695.md): Skin · damaged · Aug 7, 2002 · N354MC · Boeing 747300 · Fuselage Main, Plate/Skin
  > UPON WALKAROUND IN ANC, FOUND THAT AIRCRAFT TAIL HAD APPARENTLY MADE GROUND CONTACT DURING TAKEOFF FROM ICN, CAUSING DAMAGE TO APU ACCESS DOORS TO BULKHEAD 2764. APPARENT CAUSE: TAKEOFF SPEED LOWER THAN THAT REQUIRED FOR ACTUAL TOGW. PERFORMED INTERIM REPAIR
- [SDR P5CA0200694](https://openairdocs.org/sdr/P5CA0200694.md): Adc · failed · Aug 5, 2002 · N354MC · Boeing 747300 · Air Data Computer
  > DUAL CADC FAILURE CAUSING FAILURE IN TRANSPONDER ALTITUDE REPORTING & INACCURATE ALTIMETER & AIRSPEED INDICATIONS. NR 1 & NR 3 INS WOULD NOT UPDATE. REMOVED AND REPLACED NR 1 CADC. CHECKED ALL DRAINS FOR MOISTURE; NONE FOUND. PURGED PITOT/STATIC LINES AND
- [SDR IUEA02016](https://openairdocs.org/sdr/IUEA02016.md): Pin · misaligned · May 8, 2002 · N24837 · Boeing 747300 · Nacelle/Pylon Miscellaneous Structure
  > DURING WALK AROUND DAILY CHECK, INSPECTION FOUND NR 4 ENGINE PYLON MIDSPAR FUSE PIN ALIGNMENT STRIPES MISALIGNED BY 0.5 INCH. CLOSER INVESTIGATION POINTS TO POSSIBLE FUSE PIN FAILURE. THIS AS PER MM. FURTHER INSPECTION FOUND SPRING BEAMS CRACKED, REPLACEM
- [SDR 2002F00398](https://openairdocs.org/sdr/2002F00398.md): Hinge · worn · Mar 19, 2002 · N24837 · Boeing 747300 · Leading Edge Devices
  > DURING CURRENT D-CHECK AT SIAEC, FOUND L/W NR 11, 12 AND 13 L/E KRUGER FLAP HINGE FITTING ASSEMBLIES WITHWORN AND ELONGATED BORE HOLES. REAMED HOLES. PERFORMED DYE CHECK TO ENSURE CORROSION AND CRACK FREE CONDITION. NO DEFECTS FOUND. FABRICATED AND INSTALLE

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 = '747300'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/boeing-747-300-series/reports

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