# Service difficulty reports: Boeing 747-200

A list on [Boeing 747-200](https://openairdocs.org/model/boeing-747-200.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 14 · 651 reports

- [SDR 2010FA0000478](https://openairdocs.org/sdr/2010FA0000478.md): Stiffener · cracked · May 17, 2010 · N545SG · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > PYLON NR 2 STIFFENER NR 3 CRACK
- [SDR 2010FA0000477](https://openairdocs.org/sdr/2010FA0000477.md): Stiffener · cracked · May 17, 2010 · N545SG · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > PYLON NR 1 STIFFENER LOWER FLANGE NO.3 CRACK AT NAC. STA.256
- [SDR UPS09454498](https://openairdocs.org/sdr/UPS09454498.md): Slide · out of position · Jan 13, 2009 · N521UP · Boeing 747200 · Escape Slide
  > INSPECTION TYPE:C R1 DOOR - UNABLE TO STOW LWR DOOR LINING FLAP PNL DUE TO OBSTRUCTION BY DOOR SLIDE RAFT. R1 DOOR LWR LINING REMOVED PER AMM 25-23-07-400-802 REV 63. R1 DOOR SLIDE/RAFT REMOVED PER AMM 25-61-15-4 REV63. R1 DOOR SLIDE/RAFT INSTALLED PER AMM
- [SDR UPS08451380](https://openairdocs.org/sdr/UPS08451380.md): Sign · inoperative · Jan 5, 2008 · N521UP · Boeing 747200 · Emergency Lighting
  > INSPECTION TYPE:N/A EXIT SIGN, LT & FWD OF UPPER DECK RT DOOR INOP. PREVIOUSLY DEACTIVITED, APPLIED DEACTIVATED PLACARD PER EO B747-3350-15296-B.
- [SDR UPS08451372](https://openairdocs.org/sdr/UPS08451372.md): Cadc · malfunctioned · Jan 3, 2008 · N523UP · Boeing 747200 · Air Data Computer
  > INSPECTION TYPE:N/A ATB - RVSM - CAPTAINS ALTIMETER 1500' OF ALTITUDE AT 330, WENT TO ALT STATIC SOURCE. AS PER MM 34-11-00 AND 34-12-01 INSP NR 1 CADC AND PITOT STATIC SYS. DRAINED SOME WATER FROM STATIC LINES. REMOVED AND REPLACED NR 1 CADC PER MM 34-12-0
- [SDR UPS07450908](https://openairdocs.org/sdr/UPS07450908.md): Stringer · damaged · Oct 10, 2007 · N523UP · Boeing 747200 · Fuselage Main, Longeron/Stringer
  > STR 45L DAMAGED. REMOVED STR 45L DAMAGE AS PER SRM 53-10-03. FABRICATED SPLICES FOR REPAIR AS PER SRM 53-10-03. INSTALLED NEW STRINGER AND SPLICES AS PER SRM 53-10-03.
- [SDR UPS07450487](https://openairdocs.org/sdr/UPS07450487.md): Battery Pack · loose · Aug 23, 2007 · N522UP · Boeing 747200 · Emergency Lighting
  > INSPECTION TYPE:N/A EMERGENCY -EXIT- SIGN AT CREW SERVICE DOOR INOP. FOUND BATTERY PACK LOOSE. SECURED, OPERATIONAL NORMAL PER AMM 33-51-02.
- [SDR UPS07450578](https://openairdocs.org/sdr/UPS07450578.md): Stiffener · cracked · Aug 17, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:C NR 2 PYLON RIGHT UPPER STIFFENER FOUND CRACKED JUST AFT OF FWD ENGINE MOUNT NR 13 HOLE AT INTERNAL ANGLE (1.125 INCH APPROX). NR 2 PYLON AFT OF RIGHT FWD ENGINE MOUNT NR 13 HOLE UPPER STIFFENER REPAIRED AS PER HX RS R54-50-35861 DETAIL VISUA
- [SDR UPS07450579](https://openairdocs.org/sdr/UPS07450579.md): Angle · cracked · Aug 14, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:C NR 2 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT UPPER LINK BEAM AFT SIDE O/B ANGLE CRACKED AS MARKED (CRACK LENGTH.75 INCH). NR 2 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT UPPER LINK BEAM AFT SIDE O/B ANGLE REPAIRED AS PER SRM 54-14-03 FIG B &
- [SDR UPS07450511](https://openairdocs.org/sdr/UPS07450511.md): Fitting · cracked · Aug 14, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:C NR 3 PYLON REAR ENG MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING FOUND SUSPECTED CRACK. CRACK LENGTH.3125 INCH. NR 3 PYLON REAR ENG MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING REPLACED AND INSTALLED AS PER SRM 51-10-01
- [SDR UPS07450493](https://openairdocs.org/sdr/UPS07450493.md): Fitting · cracked · Aug 14, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:C NR 1 PYLON REAR ENGINE MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING FOUND CRACKED (CRACK LENGTH.375 INCH). NR 1 PYLON REAR ENGINE MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING REPLACED AND INSTALLED AS PER SRM 51-10-01 PG
- [SDR UPS07450492](https://openairdocs.org/sdr/UPS07450492.md): Fitting · cracked · Aug 14, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon Miscellaneous Structure
  > INSPECTION TYPE:C NR 4 PYLON REAR ENG MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING FOUND CRACKED. CRACK LENGTH.3125 INCH APPROX. NR 4 PYLON REAR ENGINE MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING REPLACED AND INSTALLED AS PER SRM 51-10-
- [SDR UPS07450581](https://openairdocs.org/sdr/UPS07450581.md): Rib · cracked · Aug 13, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon, Frame/Spar/Rib
  > INSPECTION TYPE:C NR 3 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT ENG MOUNT BULKHEAD ATTACHMENT UPPER LINK BEAM O/B & I/B SIDE RIB ANGLE FOUND CRACKED (NAC STA 227.4) FWD SIDE (CRACK LENGTH.375 INCH & 1 INCH). NR 3 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT ENG
- [SDR UPS07450580](https://openairdocs.org/sdr/UPS07450580.md): Rib · cracked · Aug 13, 2007 · N521UP · Boeing 747200 · Nacelle/Pylon, Frame/Spar/Rib
  > INSPECTION TYPE:C NR 2 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT UPPER LINK BEAM O/B AND I/B SIDE RIB ANGLE FOUND CRACKED (NAC STA 277-4) FWD SIDE (CRACK LENGTH 1 INCH APPROX). NR 2 PYLON REAR ENG MOUNT BULKHEAD ATTACHMENT UPPER LINK BEAM O/B AND I/B SIDE RIB
- [SDR UPS07450501](https://openairdocs.org/sdr/UPS07450501.md): Fitting · corroded · Aug 13, 2007 · N521UP · Boeing 747200 · Landing Gear Doors
  > INSPECTION TYPE:C RIGHT BLG WHEEL WELL DOOR FWD SIDE INTERNAL FITTING FOUND CORROSION. CORROSION BLEND OUT 0.045" X 1" X 3" RIGHT B/G WHEEL WELL DOOR FWD SIDE INTERNAL FITTING REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450513](https://openairdocs.org/sdr/UPS07450513.md): Fitting · cracked · Aug 11, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D R3 DOOR CUTOUT FWD LWR CORNER FITTING CRACKED. CRACK LENGTH.5 INCH. M/D R3 DOOR CUTOUT FWD LWR CORNER FITTING REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.
- [SDR UPS07450527](https://openairdocs.org/sdr/UPS07450527.md): Doubler · cracked · Aug 10, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 820 TENSION TIE TO FRAME CONNECTION FOUND 1 EA HOLE CRACK AT WEB DOUBLER AT STR 11R LOCATION. M/D RIGHT BS 820 TENSION TIE TO FRAME ATTACH DOUBLER REPLACED BETWEEN STR 9R TO 12R AREA AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER
- [SDR UPS07450534](https://openairdocs.org/sdr/UPS07450534.md): Frame · cracked · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C AFT CARGO COMPT STA 1580 FRAME FOUND CRACK ADJACENT TO SIDE GUIDE SUPPORT BRACKET AT S39R. CRACK LEGNTH.25 INCH. AFT CARGO COMPT BS 1580 STR 39R AREA FRAME REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450533](https://openairdocs.org/sdr/UPS07450533.md): Frame · cracked · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C AFT CARGO COMPT STA 1600 FRAME FOUND CRACKED ADJACENT TO SIDE GUIDE SUPPORT BRACKET AREA STR 39R. CRACK LENGTH.375 INCH. AFT CARGO COMPT BS 1600 FRAME AT STR 39R AREA REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450532](https://openairdocs.org/sdr/UPS07450532.md): Frame · cracked · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C AFT CARGO COMPT STA 1560 FRAME FOUND CRACKED ADJACENT TO SIDE GUIDE SUPPORT BRACKET AREA AT STR 39R. CRACK LENGTH.3125 INCH. AFT CARGO COMPT BS 1560 STR 39R AREA FRAME REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450531](https://openairdocs.org/sdr/UPS07450531.md): Frame · cracked · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C AFT CARGO COMPT STA 1540 FRAME FOUND CRACKED ADJACENT TO SIDE GUIDE SUPPORT BRACKET AREA AT S39R. CRACK LENGTH.25 INCH. AFT CARGO COMPT BS 1540 STR 39R AREA FRAME REPAIRED AS PER SRM 51-40-03 FIG 1.
- [SDR UPS07450512](https://openairdocs.org/sdr/UPS07450512.md): Longeron · cracked · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:C RIGHT W/G WHEEL WELL STA 1248 LONGERON CRACK APPROX 0.850 INCH AS MARKED. RIGHT W/G WHEEL WELL BETWEEN BS 1244 TO BS 1270 O/B LONGERON REPAIRED AS PER SRM 51-40-04 FIG 3.
- [SDR UPS07450500](https://openairdocs.org/sdr/UPS07450500.md): Angle · corroded · Aug 9, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C RIGHT W/G WHEEL WELL STA 1319 VERTICAL ANGLE ATTACHED TO LONGERON FOUND CORROSION AS MARKED. CORROSION BLEND OUT 0.065" X.5" X 4", HAS EXCEEDED SRM 53-10-01 FIG 1 LIMITS, RIGHT W/G WHEEL WHEEL BS 1319 VERTICAL ANGLE REPAIRED AS PER SRM 51-
- [SDR UPS07450499](https://openairdocs.org/sdr/UPS07450499.md): Rib · corroded · Aug 9, 2007 · N521UP · Boeing 747200 · Landing Gear Doors
  > INSPECTION TYPE:C RIGHT BLG I/B WHEEL WELL DOOR FWD AREA FOUND BULGE AS MARKED. RIGHT BLG I/B WHEEL WELL DOOR FWD SUPPORT RIB REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.
- [SDR UPS07450491](https://openairdocs.org/sdr/UPS07450491.md): Support Fitting · worn · Aug 9, 2007 · N521UP · Boeing 747200 · Landing Gear Doors
  > INSPECTION TYPE:C RIGHT BLG I/B WHEEL WELL DOOR FWD INTERIOR DOOR SUPPORT FITTING FOUND WORN. RIGHT BLG I/B WHEEL WELL DOOR FWD INTERIOR DOOR SUPPORT FITTING REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.
- [SDR UPS07450530](https://openairdocs.org/sdr/UPS07450530.md): Shear Web · cracked · Aug 8, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D BETWEEN TENSION TIE RIGHT SLOPING SHEAR WEB CRACKED AT BS 820. CRACK LENGTH 1.5 INCH. M/D BETWEEN BS 820 TO BS 840 TENSION TIE RIGHT SLOPING SHEAR WEB REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450529](https://openairdocs.org/sdr/UPS07450529.md): Doubler · cracked · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 820 TENSION TIE TO FRAME CONNECTION FOUND NR 12 HOLE CRACK AT FRAME WEB DOUBLER. M/D LEFT BS 820 TENSION TIE TO FRAME ATTACH DOUBLER AT HOLE NR 12 OVERSIZED IN STACK UP TO 0.247 INCH DIA BY INCREMENT AS PER EO B747-5310-23715 APP
- [SDR UPS07450528](https://openairdocs.org/sdr/UPS07450528.md): Channel · damaged · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 820 TENSION TIE TO FRAME CONNECTION FOUND NR 20, 23, 24 HOLE WITH PILOT HOLE AT AFT CHANNEL. M/D LEFT BS 820 TENSION TIE TO FRAME ATTACH TENSION TIE AFT CHANNEL NR 20, 23, 24 HOLES OVERSIZED IN STACK UP TO 0.278 INCH DIA BY INCRE
- [SDR UPS07450521](https://openairdocs.org/sdr/UPS07450521.md): Channel · damaged · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 940 TENSION TIE TO FRAME CONNECTION FOUND NR 4 HOLE CRACK AT FWD CHANNEL RUNNING DOWN. CRACK LENGTH 0.060 INCH. M/D RIGHT BS 940 TENSION TIE TO FRAME FWD CHANNEL NR 4 HOLE OVERSIZED IN STACK UP TO 0.309 INCH DIA BY INCREMENT AS
- [SDR UPS07450520](https://openairdocs.org/sdr/UPS07450520.md): Channel · damaged · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 820 TENSION TIE TO FRAME CONNECTION FOUND NR 23 AND 24 HOLE WITH PILOT HOLE. M/D RIGHT BS 820 TENSION TIE TO FRAME AFT CHANNEL NR 23 AND 24 HOLES OVERSIZED IN STACK UP TO 0.278 INCH DIA BY INCREMENT AS PER EO B747-5310-23715 APP
- [SDR UPS07450518](https://openairdocs.org/sdr/UPS07450518.md): Frame · cracked · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C M/D RIGHT BS 820 TENSION TIE TO FRAME CONNECTION FOUND NR 10 HOLE CRACK AT FRAME WEB. CRACK LENGTH.0625 INCH APPROX. M/D RIGHT BS 820 TENSION TIE ATTACH FRAME BETWEEN STR 8R TO STR 12R AREA REPAIRED AS PER SRM 53-10-04 FIG 132.
- [SDR UPS07450516](https://openairdocs.org/sdr/UPS07450516.md): Channel · cracked · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 900 TENSION TIE TO FRAME CONNECTION FOUND NR 5 AND 13 HOLE CRACK AT FWD CHANNEL. CRACK LENGTH 0.030" AND 0.040". M/D LEFT BS 900 TENSION TIE FWD CHANNEL REPAIRED AS PER SRM 53-10-11 FIG 2. REPEAT INSPECTION IS REQUIRED AS PER S
- [SDR UPS07450515](https://openairdocs.org/sdr/UPS07450515.md): Channel · cracked · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 900 TENSION TIE TO FRAME CONNECTION FOUND NR 5, 13, 14 HOLE CRACK AT FWD CHANNEL. CRACK LENGTH 0.030", 0.040", 0.060". M/D RIGHT BS 900 TENSION TIE FWD CHANNEL REPAIRED AS PER SRM 53-10-11 FIG 2. REPEAT INSPECTION IS REQUIRED
- [SDR UPS07450514](https://openairdocs.org/sdr/UPS07450514.md): Skin · cracked · Aug 7, 2007 · N521UP · Boeing 747200 · Fuselage Main, Plate/Skin
  > INSPECTION TYPE:C U/D RIGHT BS 340 - 360 S6R LAP JOINT TOP ROW FASTENER ROW 1EA HOLE FOUND CRACK AT FX SKIN RUNNING AFT APPROX.125 INCH BEYOND RIVET HEAD. FX STR 6R BETWEEN BS 340-392 LAP JOINT SKIN REPAIRED AS PER SRM 53-30-03 FIG 26 AND UPS EO B747-5330-02
- [SDR UPS07450526](https://openairdocs.org/sdr/UPS07450526.md): Channel · damaged · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 880 TENSION TIE TO FRAME CONNECTION FOUND NR 20 HOLE OVAL AT AFT CHANNEL. M/D RIGHT BS 840 TENSION TIE TO FRAME AFT CHANNEL NR 20 HOLE OVERSIZED IN STACK UP TO 0.309 INCH DIA BY INCREMENT AS PER EO B747-5310-23715 APP D. FASTEN
- [SDR UPS07450525](https://openairdocs.org/sdr/UPS07450525.md): Doubler · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 840 TENSION TIE TO FRAME CONNECTION FOUND NR 3 HOLE CRACK AT FRAME WEB DOUBLER RUNNING UP. CRACK LENGTH 0.030 INCH. M/D RIGHT BS 840 TENSION TIE TO FRAME ATTACH DOUBLER REPLACED AND INSTALLED BETWEEN STR 9R TO STR 12R AREA AS P
- [SDR UPS07450524](https://openairdocs.org/sdr/UPS07450524.md): Failsafe · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Main, Frame
  > INSPECTION TYPE:C M/D LEFT BS 880 TENSION TIE TO FRAME CONNECTION FOUND NR 10 HOLE CRACK AT FAILSAFE CHORD RUNNING UP. CRACK LENGTH 0.040 INCH. M/D LEFT BS 880 BETWEEN STR 8L TO STR 12L AREA FAILSAFE CHORD REPAIRED AS PER SRM 51-40-03 FIG 2.
- [SDR UPS07450523](https://openairdocs.org/sdr/UPS07450523.md): Fitting · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 880 TENSION TIE TO FRAME CONNECTION FOUND NR 10 HOLE CRACK AT TIE CLIP RUNNING DOWN. CRACK LENGTH 0.040 INCH. M/D LEFT BS 880 STR 9L AREA FRAME ATTACH TIE CLIP REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450522](https://openairdocs.org/sdr/UPS07450522.md): Fitting · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D RIGHT BS 880 TENSION TIE TO FRAME CONNECTION FOUND NR 10 HOLE CRACK AT TIE CLIP RUNNING UP AND DOWN. CRACK LENGTH 0.040 INCH. M/D RIGHT BS 880 STR 9R FRAME ATTACH TIE CLIP REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.
- [SDR UPS07450519](https://openairdocs.org/sdr/UPS07450519.md): Channel · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 880 TENSION TIE TO FRAME CONNECTION FOUND NR 6, 7, 16 HOLE CRACK AT AFT CHANNEL. CRACK LENGTH 0.030 INCH. M/D LEFT BS 880 TENSION TIE AFT CHANNEL REPAIRED AS PER SRM 53-10-11 FIG 2. REPEAT INSPECTION IS REQUIRED AS PER SRM 53-1
- [SDR UPS07450517](https://openairdocs.org/sdr/UPS07450517.md): Channel · cracked · Aug 6, 2007 · N521UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C M/D LEFT BS 840 TENSION TIE TO FRAME CONNECTION FOUND NR 4 HOLE CRACK AT FWD CHANNEL RUNNING UP AND DOWN. CRACK LENGTH 0.040 INCH. M/D LEFT BS 840 TENSION TIE FWD CHANNEL REPAIRED AS PER SRM 53-10-11 FIG 2. REPEAT INSPECTION IS REQUIRED AS
- [SDR UPS07450412](https://openairdocs.org/sdr/UPS07450412.md): Fire Loop · damaged · Jul 27, 2007 · N523UP · Boeing 747200 · Fire Detection
  > INSPECTION TYPE:N/A ON CLIMBOUT THE FWD PANEL FIRE DETECTION LIGHT WAS FLICKERING; NR 4 ENGINE NACELLE TEMP IND -A- WAS FLICKERING FROM 0 TO 9 AT SAME TIME & RATE AS FIRE DETECTION LIGHT. THIS IS INTERMITTENT; SELECTED LOOP-B. THE SYSTEM TEST AND WORKS. FOU
- [SDR UPS07450171](https://openairdocs.org/sdr/UPS07450171.md): Floor Panel · cracked · Jul 15, 2007 · N523UP · Boeing 747200 · Fuselage Floor Panel
  > 3.5 INCH CRACK IN BULK CARGO COMPARTMENT FLOOR BETWEEN OBI BOXES. REPAIRED IAW SRM 51-40-02 FIG 1.
- [SDR UPS07450142](https://openairdocs.org/sdr/UPS07450142.md): O-Ring · cut · Jul 10, 2007 · N521UP · Boeing 747200 · Steering Unit
  > INSPECTION TYPE:N/A HYDRAULIC SYSTEM NR 1 FLUID LOSS IN FLIGHT. FOUND CUT O-RING ON LEFT NOSE WHEEL STEERING ACT TRANSFER TUBE. REPLACED SEALS IAW 32-51-05. OPS AND LEAK CHECKS GOOD DUE TO HYD FLUID LOSS. NR 1 EDP REMOVED AND REPLACED IAW MM 29-11-05. OPS
- [SDR UPS07450174](https://openairdocs.org/sdr/UPS07450174.md): Skin · chipped · Jul 5, 2007 · N522UP · Boeing 747200 · Engine Thrust Reverser
  > INSPECTION TYPE:C NR 3 ENGINE AFT EXHAUST SLEEVE EXTERNAL SKIN FWD EDGE CHIPPED AT 5 O`CLOCK POSITION. CRACK LENGTH.1875 INCH. NR 3 ENGINE AFT EXHAUST SLEEVE EXTERNAL SKIN FWD EDGE AT 5 O`CLOCK POS REPAIRED AS PER SRM 51-40-02 FIG 1.
- [SDR UPS07450189](https://openairdocs.org/sdr/UPS07450189.md): Skin · dented · Jul 4, 2007 · N522UP · Boeing 747200 · Aerodynamic Fairings
  > INSPECTION TYPE:C EMP RIGHT TAIL CONE SKIN SURFACE FOUND A DENT MARK AT STA 2755 BETWEEN 17R & 18R. EMP RIGHT TAIL CONE SKIN BS 2750 TO 2762 STR 17R - 18R AREA REPAIRED AS PER SRM 53-30-03 FIG 1A.
- [SDR UPS07450335](https://openairdocs.org/sdr/UPS07450335.md): Plate · misinstalled · Jul 3, 2007 · N522UP · Boeing 747200 · Fuselage Miscellaneous Structure
  > INSPECTION TYPE: C M/D BS 940 RT TENSION TIE FWD ATT STEEL PLATE UPPER ROW MOST IB FASTENER HOLE FOUND SHORT EDGE MARGIN. M/DECK BS 940 RT TENSION TIE FWD ATTACH STEEL PLATE REPLACED AND INSTALLED IAW HX RS NR R53-25-35824 AND UPS EO NR B747-5310-23715-C CONT
- [SDR EIA2007124](https://openairdocs.org/sdr/EIA2007124.md): Light · no test · Jun 5, 2007 · N471EV · Boeing 747200 · Emergency Lighting
  > RT DOOR 5R EMERGENCY LIGHT INOP. REMOVED AND REPLACED 5R EMERGENCY EXIT LIGHT ASSY PER B747 MM 33-51-00.
- [SDR UPS07449644](https://openairdocs.org/sdr/UPS07449644.md): Skin · delaminated · Apr 19, 2007 · N522UP · Boeing 747200 · Spoilers
  > INSPECTION TYPE:N/A NR 5 FLT SPOILER HAS UPPER SURFACE SKIN PEELING BACK AND DELAMINATED APPROX 25 PERCENT OF SURFACE AREA. REMOVED AND REPLACED NR 5 FLT SPOILER IAW AMM 27-61-01. OPS CHECKS GOOD.
- [SDR EIA2007062](https://openairdocs.org/sdr/EIA2007062.md): Fire Loop · malfunctioned · Apr 1, 2007 · N471EV · Boeing 747200 · Fire Detection
  > AFTER TO FROM CYQX DURING CLIMB OUT APU FIRE DETECTION SYSTEM INDICATED A FALSE FIRE WARNING FOR 1 SECOND FOLLOWED BY "B" LOOP REMAINING ILLUMINATED. AFTER APPROX 1 HR "B" LOOP EXTINGUISHED. BOTH LOOPS TESTED NORMAL AFTER FALSE FIRE WARNING.

Next page: https://openairdocs.org/model/boeing-747-200/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 = '747200'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/boeing-747-200/reports

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