# Service difficulty reports: Boeing 747-2F6B

A list on [Boeing 747-2F6B](https://openairdocs.org/model/boeing-747-2f6b.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 2 · 100 reports

- [SDR Q2SA2012080876504](https://openairdocs.org/sdr/Q2SA2012080876504.md): Case · cracked · Aug 8, 2012 · N765SA · Boeing 7472F6B · Engine (Turbine/Turboprop)
  > NORMAL FLAPS 20 TAKEOFF WITH REDUCED THRUST. AT 1000 AGL, NR 3 FIRE WARNING ILLUMINATED AND FIRE BELL SOUNDED. SHUTDOWN ENGINE PER QRH PROCEDURES. REQUESTED AND RECEIVED VECTORS TO DUMP FUEL OVER THE WATER, DUMPED DOWN TO MAKE 630 LANDING WEIGHT. AFTER ENGI
- [SDR Q2SA20111211001](https://openairdocs.org/sdr/Q2SA20111211001.md): Hydraulic Line · chafed · Dec 11, 2011 · N765SA · Boeing 7472F6B · Hydraulic System, Main
  > APPROXIMATELY ONE HOUR INTO FLIGHT, NUMBER FOUR HYDRAULIC QUANTITY DROPPED TO 2.4 GALLONS. FOLLOWED QRH PROCEDURES BY TURNING PUMPS OFF. FINISHED QRH PRIOR TO LANDING. FOUND NR 4 HYDRAULIC RETURN LINE LEAKING. REPLACED NR 4 HYDRAULIC RETURN LINE IAW B747-A
- [SDR Q2SA761006](https://openairdocs.org/sdr/Q2SA761006.md): Hydraulic Line · cracked · Oct 17, 2011 · N761SA · Boeing 7472F6B · Hydraulic System, Main
  > IN FLIGHT FROM OMSJ TO WMKK, DURING CRUISE, NR 4 HYDRAULIC SYSTEM SUFFERED LOSS OF HYDRAULIC FLUID AND SYSTEM PRESSURE, OPERATING FLIGHT CREW ACCOMPLISHED BOEING 747-200 QUICK REFERENCE HANDBOOK PROCEDURES, AND PROCEEDED TO LAND SAFELY IN WMKK. MAINTENANCE CR
- [SDR Q2SA765002](https://openairdocs.org/sdr/Q2SA765002.md): Sense Line · loose · Sep 16, 2011 · N765SA · Boeing 7472F6B · Pneumatic Indicating System
  > ON 09/16/11, ETH 3718 FROM HAAB TO VHHH - APPROXIMATELY 15 MINUTES AFTER TAKEOFF, CLIMBING THROUGH FL 170, NUMBER FOUR ENGINE FIRE WARNING ANNUNCIATED. THE CREW ACCOMPLISHED ALL MEMORY ITEMS, DECLARED AN EMERGENCY AND COORDINATED WITH ATC TO RETURN TO ADDIS.
- [SDR Q2SA2011F00130](https://openairdocs.org/sdr/Q2SA2011F00130.md): Skin Panel · corroded · May 31, 2011 · N761SA · Boeing 7472F6B · Wing, Plate/Skin
  > DURING MX CHECK, CORROSION WAS FOUND ON UPPER SKIN PANEL OF WING CTR SECTION AT SEVERAL AREAS AROUND: BS 1240 RBL 30 CENTER WING UPPER SKIN, CORROSION BEYOND SRM LIMITS. REPAIRED IAW EO: 742-EO-57-6293 REV A. DWG 65B14552-1, DWG 65B14550-1, 65B01102-14, 65
- [SDR Q2SA761005](https://openairdocs.org/sdr/Q2SA761005.md): Valve · cracked · Oct 21, 2010 · N761SA · Boeing 7472F6B · Engine (Turbine/Turboprop)
  > NR 1 ENGINE FAILED IN FLIGHT 85% N1, 60% N2, 600 DEG EGT, FF 4600, ROLL BACK - NO RESPONSE, NO RESTART. DURING TROUBLESHOOTING, FOUND FUEL PRESSURIZING AND DRAIN VALVE HOUSING CRACKED. REMOVED AND REPLACED P AND D VALVE IAW AMM 73-11-03, OPS AND LEAK CHECK OK
- [SDR VGQY2010060700044](https://openairdocs.org/sdr/VGQY2010060700044.md): Sleeve · cracked · Jul 6, 2010 · N761SA · Boeing 7472F6B · Main Landing Gear Strut/Axle/Truck
  > RIGHT BODY LANDING GEAR FOUND WITH HYDRAULICS LEAKING. DURING SEAL REPLACEMENT FOUND INNER SLEEVE CRACKED AND METAL CHIPS FALLING OUT FROM STRUT, INNER CYLINDER. REMOVED AND REPLACED RT BODY LANDING GEAR AS PER AMM 32-13-01, REV 90.
- [SDR WGFY2010FA0000494](https://openairdocs.org/sdr/WGFY2010FA0000494.md): Stiffener · cracked · Jun 30, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Main Frame
  > PYLON NR1 STIFFENER NR3 BETWEEN NAC STA 234-259 WAS CRACK +/- 25MM. PERFORMED A DETAIL VISUAL REPEAT INSPECTION OF SUBJECT REPAIR AREA AT THE INSPECTION INTERVAL SPECIFICATION IN THE SB 747-54-2223 TO ENSURE ABSENCE OF ANY ADDITIONAL HEAT DAMAGE, LOOSE FAST
- [SDR WGFY2010FA0000496](https://openairdocs.org/sdr/WGFY2010FA0000496.md): Stringer · corroded · Jun 30, 2010 · N765SA · Boeing 7472F6B · Fuselage Main, Longeron/Stringer
  > STRINGER 43 LT WAS CORROSION STA 960-1000 AT BELOW FWD CARGO AREA. REPAIR CLASSIFICATION FOR SRM REPAIR: CAT 'B', REPETITIVE INSP SRM 53-10-03 FIG 1, SHEET 6, TABLE IV. SRM 51-10-06, 51-21-00, 53-10-03 FIG 1, 51-10-02. REPAIR REPETITIVE INSPECTION REQUIREME
- [SDR WGFY2010FA0000493](https://openairdocs.org/sdr/WGFY2010FA0000493.md): Skin · corroded · Jun 30, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > PYLON NR 3 UPPER DSB LOWER WING SKIN WAS CORROSION LEVEL 2.
- [SDR WGFY2010FA0000489](https://openairdocs.org/sdr/WGFY2010FA0000489.md): Skin · corroded · Jun 30, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > (WGFY) PYLON NR 4 UPPER DSB LOWER WING SKIN WAS CORROSION LEVEL 2, REFER TO JOB CARDS NR 54-812-01-04. MFG MESSAGE: YDK-SOF-10-0011-04B/18 MAY 2010, YDK-SOF-10-0011-09B/03 JUNE 2010, YDK-SOF-10-0011-11B/05JUNE 2010. PERFORM REPEAT DVI INSPECTION OF THE SU
- [SDR WGFY2010FA0000488](https://openairdocs.org/sdr/WGFY2010FA0000488.md): Skin · corroded · Jun 29, 2010 · N765SA · Boeing 7472F6B · Wing, Plate/Skin
  > PYLON NR2 LT WING LOWER FRONT SPAR LOWER WING SKIN WBL 470 WAS CORRODED LEVEL 2,
- [SDR WGFY2010FA0765014](https://openairdocs.org/sdr/WGFY2010FA0765014.md): Skin · delaminated · Jun 3, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > ((WGFY)) PYLON NR 3 LT INNER SKIN DELAMINATION (BETWEEN NAC STA 201.60 TO 240.00) PERFORMED DVI OF THE REPAIR ZONE AT THE REPEAT "C" CHECK, PERFORM REPEAT DVI INSPECTION PER SB 747 54A2182R2 REQUIREMENT AT 1200 FLIGHT CYCLE INTERVAL NOT TO EXCEED 24 MOUNTHS
- [SDR WGFY2010FA0765013](https://openairdocs.org/sdr/WGFY2010FA0765013.md): Skin · corroded · Jun 3, 2010 · N765SA · Boeing 7472F6B · Wing, Plate/Skin
  > ((WGFY)) THERE IS GAP L=2.73 INCH. W=0.78 INCH.T=0.029 BETWEEN LT LOWER SURFACE AND UNDER WING FUSE PIN FITTING PYLON NR 1 WING STA 116.8. PERFORMED A DETAIL VISUAL INSPECTION OF THE REPAIR ZONE, C-CHECK PERFORMED REPEAT DVI INSPECTION OF THE SUBJECT AREA I
- [SDR WGFY2010FA0765011](https://openairdocs.org/sdr/WGFY2010FA0765011.md): Skin · delaminated · Jun 2, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > ((WGFY)) PYLON NR 2, SKIN PYLON NR 2 DELAMINATION (RT INNER SIDE) BETWEEN NAC 201,4 TO NAC STA 286,00. PERFORM A REPEATED DVI OF THE SUBJECT REPAIRED AREAS AT EVERY "C" CHECK OR 18 MONTHS, WHICH EVER OCCURS FIRST.
- [SDR 2010F00120](https://openairdocs.org/sdr/2010F00120.md): Skin · delaminated · Jun 2, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > PYLON NR2, SKIN PYLON NR2 DELAMINATION ( RT INNER SIDE) BETWEEN NAC STA 201.4 TO NAC STA 286,00.
- [SDR 2010F00119](https://openairdocs.org/sdr/2010F00119.md): Skin · delaminated · Jun 2, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > PYLON NR 2, SKIN PYLON NR 2 DELAMINATION ( RT INNER SIDE)BETWEEN NAC STA 201.4 TO NAC STA 286,00.
- [SDR WGFY2010FA0000495](https://openairdocs.org/sdr/WGFY2010FA0000495.md): Stiffener · cracked · May 25, 2010 · N765SA · Boeing 7472F6B · Fuselage Miscellaneous Structure
  > FUSELAGE RT SIDE VERTICAL STIFFENER STA 980, RBL 11,33 WAS CRACKED AND PERFORM HFEC INSPECTION METHOD TO ENSURE CRACK:+/- 20MM. REPLACED VERTICAL STIFFENER IAW SRM 51-30-02 PART 116.
- [SDR 2010FA0000496](https://openairdocs.org/sdr/2010FA0000496.md): Stringer · corroded · May 20, 2010 · N765SA · Boeing 7472F6B · Fuselage Main, Longeron/Stringer
  > STRINGER 43 LT CORRODED STA 960-1000 AT AREA BELOW FORWARD CARGO.
- [SDR 2010FA0000495](https://openairdocs.org/sdr/2010FA0000495.md): Stiffener · cracked · May 20, 2010 · N765SA · Boeing 7472F6B · Fuselage Miscellaneous Structure
  > FUSELAGE RT SIDE VERTICAL STIFFENER STA.980, RBL 11,33 WAS CRACKED AND PERFORM HFEC INSPECTION METHOD TO ENSURE CRACK:+/- 20MM
- [SDR 2010FA0000494](https://openairdocs.org/sdr/2010FA0000494.md): Stiffener · cracked · May 20, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon Miscellaneous Structure
  > SUPPLEMENTAL INFORMATION:PYLON NR 1 STIFFENER NR 3 BEWEEN NAC STA.234-259 WAS CRACK +/- 25MM
- [SDR 2010FA0000493](https://openairdocs.org/sdr/2010FA0000493.md): Skin · corroded · May 20, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > PYLON NR 3 UPPER DSB LOWER WING SKIN WAS CORROSION LEVEL 2
- [SDR 2010FA0000489](https://openairdocs.org/sdr/2010FA0000489.md): Skin · corroded · May 19, 2010 · N765SA · Boeing 7472F6B · Wing, Plate/Skin
  > PYLON NR 4 UPPER DSB LOWER WING SKIN WAS CORROTION LEVEL 2, REFER TO JOB CARDS NR 54-812-01-04.
- [SDR 2010FA0000488](https://openairdocs.org/sdr/2010FA0000488.md): Skin · corroded · May 19, 2010 · N765SA · Boeing 7472F6B · Wing, Plate/Skin
  > PYLON NR 2 LT WING LOWER FRONT SPAR LOWER WING SKIN WBL 470 WAS CORROTION LEVEL 2, REFER TO JOB CARDS 57-216-02-01.
- [SDR 2010FA0000487](https://openairdocs.org/sdr/2010FA0000487.md): Skin · cracked · May 19, 2010 · N765SA · Boeing 7472F6B · Fuselage Main, Plate/Skin
  > EAO 4753070 R1,FUSELAGE-CENTER SECTION -BODY STATION 1480 BULKHEAD AND SPLICE COMPONENT INSPECTION REPAIR AND MODIFICATION,HFEC INSPECT FOUND HOLE NR 3 OF LONGERON EXTENSION FITTING SKIN PANEL CRACK
- [SDR 2010FA0000486](https://openairdocs.org/sdr/2010FA0000486.md): Stringer · corroded · May 19, 2010 · N765SA · Boeing 7472F6B · Fuselage Main, Longeron/Stringer
  > STRINGER 43 LT CORRODED AT STA 960 TO STA 1000 AREA BELOW FORWARD CARGO
- [SDR Q2SA761004](https://openairdocs.org/sdr/Q2SA761004.md): Battery · overheated · May 18, 2010 · N761SA · Boeing 7472F6B · Battery/Charger System
  > SMOKE IN THE COCKPIT. ODOR OF OVERHEATING ELECTRICAL COMPONENTS IN COCKPIT - ISOLATED TO MAIN BATTERY. ACCOMPLISHED QRH PROCEDURE ON PAGE EAC 1077-5 AND DIVERTED TO YPAD. REPLACED MAIN BATTERY PER AMM 24-31-01, PAGE 501, REPLACED MAIN BATTERY CHARGER PER AM
- [SDR 2010FA0000485](https://openairdocs.org/sdr/2010FA0000485.md): Stiffener · cracked · May 18, 2010 · N765SA · Boeing 7472F6B · Nacelle/Pylon Miscellaneous Structure
  > PYLON NR 1 STIFFENER NR 3 BETWEEN NAC STA.234-259 WAS CRACK +/- 25MM
- [SDR Q2SA761003](https://openairdocs.org/sdr/Q2SA761003.md): A/C Pack · smoke · May 17, 2010 · N761SA · Boeing 7472F6B · Cabin Cooling System
  > SMOKE IN THE COCKPIT. FUMES/SMOKE EMANATING FROM NR 3 A/C PACK AND OR TRIM VALVE (NO PACK OVERHEAT OR TRIP. PERFORMED AIR CONDITIONING SYSTEM CONTAMINATION CHECK PER AMM 21-00-01, PG 201 ON NR 3 PACK AND TRANSFERRED TO DI 22075 PER MEL 21-1-2B, PLACARD INSTA
- [SDR Q2SA765001](https://openairdocs.org/sdr/Q2SA765001.md): Duct · ruptured · Nov 2, 2009 · N765SA · Boeing 7472F6B · Engine Bleed Air System
  > ON TAKEOFF ROLL OUT OF VHHH ENGINE NR 4 HAD EXHAUST GAS TEMPERATURE OVERTEMP AS WELL AS NACELLE TEMPERATURE RISE. CREW CONTINUED TAKE OFF SUCCESSFULLY BUT ELECTED TO TERMINATE FLIGHT, DUMPED 137,000 LBS OF FUEL, RETURNED AND LANDED SAFELY AT VHHH. AFTER LAND
- [SDR Q2S2010F00003](https://openairdocs.org/sdr/Q2S2010F00003.md): Frame · cracked · Aug 30, 2009 · N761SA · Boeing 7472F6B · Fuselage Main, Frame
  > CABIN, STA 800, LT SIDE STRINGER 17, WHILE CARRYING OUT BS800 FRAME ASSY NDT INSP, FOUND QUANTITY 01 HOLE HAVEING INDICATION. REPAIR CARRIED OUT IAW EN NR: 1378-09.
- [SDR Q2S2010F00002](https://openairdocs.org/sdr/Q2S2010F00002.md): Frame · cracked · Aug 25, 2009 · N761SA · Boeing 7472F6B · Nacelle/Pylon, Frame/Spar/Rib
  > PYLON NR 4 INTERIOR AT NAC STA 270 BULKHEAD FWD SIDE, FOUND OTBD FRAME CRACKED. REPAIR CARRIED OUT IAW EN NR 1363-09.
- [SDR Q2S2010F00001](https://openairdocs.org/sdr/Q2S2010F00001.md): Frame · cracked · Aug 25, 2009 · N761SA · Boeing 7472F6B · Nacelle/Pylon, Frame/Spar/Rib
  > PYLON NR 4 INTERIOR AT NAC STATION 270 BULKHEAD FWD SIDE FOUND INBD FRAME CRACKED. REPAIR CARRIED OUT IAW EN NR:1363-09.
- [SDR Q2S2010F00004](https://openairdocs.org/sdr/Q2S2010F00004.md): Skin · cracked · Aug 22, 2009 · N761SA · Boeing 7472F6B · Nacelle/Pylon, Plate/Skin
  > PYLON NR 4 SKIN BELOW ACCESS PANEL 483AL CUTOUT FOUND CRACKED. REPAIR CARRIED OUT IAW EN NR 1370-09.
- [SDR Q2S2010F00000](https://openairdocs.org/sdr/Q2S2010F00000.md): Doubler · missing · Aug 22, 2009 · N761SA · Boeing 7472F6B · Nacelle/Pylon Miscellaneous Structure
  > PYLON NR 4 LEFT SAILTAIL FAIRING FWD REPAIR PATCH MISSNG. REPAIRED CARRIED OUT IAW EN: 1392-09.
- [SDR Q2S2010F00007](https://openairdocs.org/sdr/Q2S2010F00007.md): Skin · corroded · Aug 21, 2009 · N761SA · Boeing 7472F6B · Wing, Plate/Skin
  > LT WING L/E CAVITY FRONT SPAR LOWER CHORD AT OLES 1042 FOUND CORROSION. REPAIR CARRIED OUT IAW EN NR 1379-09.
- [SDR Q2S2010F00009](https://openairdocs.org/sdr/Q2S2010F00009.md): Fitting · corroded · Aug 20, 2009 · N761SA · Boeing 7472F6B · Fuselage Main, Bulkhead
  > MAIN DECK CARGO COMPARTMEN, ADJACENT TO STA 1241 BULKHEAD FITTING, BOLT HEAD FOUND SHEARED OFF. BOLT REMOVED AT STA 1241 BULKHEAD IAW AMM 20-51-01, REV 88. HFEC OPEN HOLE INSP CARRIED UT AND FOUND HOLE CORROSION. REPAIR CARRIED OUT IAW EN NR 1364-09.
- [SDR Q2S2010F00008](https://openairdocs.org/sdr/Q2S2010F00008.md): Web · cracked · Aug 20, 2009 · N761SA · Boeing 7472F6B · Fuselage Miscellaneous Structure
  > FWD CARGO COMPARTMENT AT STA 780, LBL 60 BENEATH SIDE GUIDE ASSY WEB FOUND CRACKED. REPAIR CARRIED OUT IAW EN NR 1361-09.
- [SDR Q2S2010F00005](https://openairdocs.org/sdr/Q2S2010F00005.md): Web · cracked · Aug 20, 2009 · N761SA · Boeing 7472F6B · Fuselage Miscellaneous Structure
  > FWD CARGO COMPARTMENT AT STA 780, RBL 60 BENEATH SIDE GUIDE ASSY WEB FOUND CRACKED. REPAIR CARRIED OUT IAW EN NR 1361-09.
- [SDR Q2S2010F00006](https://openairdocs.org/sdr/Q2S2010F00006.md): Skin · corroded · Aug 19, 2009 · N761SA · Boeing 7472F6B · Wing, Plate/Skin
  > RT WING FRONT SPAR L/E CAVITY LOWER CHORD AT APPROX OLES 1500 FOUND CORROSION. REPAIR CARRIED OUT IAW EN NR 1362-09.
- [SDR Q2S2010F00010](https://openairdocs.org/sdr/Q2S2010F00010.md): Frame · cracked · Aug 17, 2009 · N761SA · Boeing 7472F6B · Fuselage Main, Frame
  > AFT CARGO COMPARTMENT AT STA 1540, LBL 60 BENEATH SIDE GUIDE ASSY FRAME FOUND CRACKED. REPAIR DOUBLER AND FILLER FABRICATED IAW SRM 51-40-03, FIG 1, REV 114. HEAT TREATMENT CARRIED OUT ON REPAIR DOUBLER USING 7075 THICKNESS 0.063 " AND FILLER USING 7075 THIC
- [SDR 761002](https://openairdocs.org/sdr/761002.md): Duct · failed · Dec 22, 2007 · N761SA · Boeing 7472F6B · Engine Bleed Air System
  > ENGINE FIRE WARNING NR 3 ENGINE. "A" LOOP SHOWED 8.0 AND "B" LOOP SHOWED 8.5. INDICATION WENT DOWN AWAY AFTER THRUST REDUCED TO IDLE. DUMPED 70,000 LBS OF FUEL AND RETURNED TO PANC. INSPECTED ENGINE AND FOUND TRANSITION DUCT ABOVE HIGH STAGE BLEED VALVE SP
- [SDR 761001](https://openairdocs.org/sdr/761001.md): Engine · flamed out · Dec 5, 2007 · N761SA · Boeing 7472F6B · Engine (Turbine/Turboprop)
  > NON-RECOVERABLE STALL ON NR 3 ENGINE AT FL 330. ACCOMPLISHED QRH AND COULD NOT RECOVER STALL AT LEVEL CRUISE. ENGINE FLAME OUT AND IN-FLIGHT ENGINE SHUTDOWN. DIVERTED TO KORD. METAL FOUND IN TAIL PIPE. REPLACING NR 3 ENGINE.
- [SDR 0406200701](https://openairdocs.org/sdr/0406200701.md): Unknown · unknown · Apr 6, 2007 · N535FC · Boeing 7472F6B · Central Warning
  > ON TAKEOFF ROLL, TAKEOFF WARNING HORN SOUNDED. LARGE SHUTTER CAUSED BY ROUGH RUNWAY OCCURRED. COULD NOT DUPLICATE WITH AIRCRAFT STOPPED. RETURNED TO RAMP. ACCOMPLISH TO AURAL WARNING TEST IAW MM 31-26-00. ALL OPS NORMAL, COULD NOT DUPLICATE. ACCOMPLISHED
- [SDR Q2SA534001](https://openairdocs.org/sdr/Q2SA534001.md): Engine · flamed out · Nov 23, 2006 · N534MC · Boeing 7472F6B · Engine (Turbine/Turboprop)
  > NR 4 ENGINE FLAME OUT ON 15 MILE FINAL. FUEL IN TANK WAS 8600 LBS, AND WAS TANK TO ENGINE FEED. REMOVED AND REPLACED NR 4 ENGINE IN ACCORDANCE WITH SAI JOB CARD RNR 4771001. OPERATIONAL AND LEAK CHECK GOOD.
- [SDR 1005200601](https://openairdocs.org/sdr/1005200601.md): Flap System · unknown · Oct 5, 2006 · N535MC · Boeing 7472F6B · Trailing Edge Flap Control System
  > (EHAM) DURING CLIMB, OVERSPEED FLAPS 1 SPEED BY 35 KIAS. RETRACTED FLAPS AND NO ABNORMAL INDICATION. RETURN TO (EHAM) PRECAUTIONARY. ACCOMPLISHED AMM CHAPTER 5 SPECIAL INSPECTION, (EXCEEDING FLAP DOWN SPEED CONDITION (05-51-04), NO DEFECTS NOTED. AIRCRAFT
- [SDR 0913200601](https://openairdocs.org/sdr/0913200601.md): Sensor · failed · Sep 10, 2006 · N535MC · Boeing 7472F6B · Power Indicating System
  > (MIA) - WHEN SETTING POWER ABOVE 70 PERCENT NR 4 ENGINE N1 WENT OFF SCALE LOW. ABORTED BELOW 60 KTS AND WHEN PULLED BACK NR 4 N1 CAMBE BACK. DID NOT ACCOMPLISH HIGH ENERGY STOP. REMOVED AND REPLACED NR 4 ENGINE N1 TACH TRANSMITTER. OPERATIONAL CHECK SATISF
- [SDR 0321200601](https://openairdocs.org/sdr/0321200601.md): Fan · shorted · Mar 21, 2006 · N535MC · Boeing 7472F6B · Air Distribution Fan
  > REPORTED IN AIRCRAFT LOG BOOK AFTER LANDING. EXPERIENCED ODOR OF ELECTRIC SMOKE FOLLOWED SHORTLY BY FLIGHT DECK FAN AUTO SHUT DOWN. TROUBLESHOOT TO FLIGHT DECK FAN. PLACED ON DMI 1800 PER MEL 21-20-C.
- [SDR P5CA0601453](https://openairdocs.org/sdr/P5CA0601453.md): Valve · false indication · Feb 24, 2006 · N534MC · Boeing 7472F6B · Ice/Rain Protection System
  > NR 1 ENGINE NACELLE ANTI-ICE VALVE OPEN LIGHT OFF INTERMITTENTLY. CONFIRMED INDICATION PROBLEM, VALVE OPERATING PROPERLY. DEFERRED PER MEL 30-04-02.
- [SDR P5CA0601451](https://openairdocs.org/sdr/P5CA0601451.md): Rail · failed · Feb 24, 2006 · N534MC · Boeing 7472F6B · Engine Thrust Reverser
  > ON POSTFLIGHT MAINTENANCE WALKAROUND, FOUND NR 1 ENGINE RIGHT REVERSER DAMAGED. REMOVED AND REPLACED NR 1 ENGINE RIGHT REVERSER HALF IAW MM 78-31-01, ALL OPS AND INDICATIONS NORMAL.

Next page: https://openairdocs.org/model/boeing-747-2f6b/reports.md?page=2

## 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 = '7472F6B'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/boeing-747-2f6b/reports

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