# Service difficulty reports: N535DA, cancelled Dec 18, 2012

A list on [N535DA, cancelled Dec 18, 2012](https://openairdocs.org/deregistered/N535DA-2012-12-18.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR DL72S010180](https://openairdocs.org/sdr/DL72S010180.md): Switch · shorted · Jan 31, 2001 · N535DA · Boeing 727232 · Leading Edge Slat Control System
  > AIR TURNBACK ACCOUNT LEADING EDGE AMBER LIGHT ON F/OS PANEL AT FLAPS 2 WITH S/OS PANEL LIGHTS INDICATING NORMAL. FLAPS NOT RETRACTED PAST 2 DEGREES INFLIGHT. FOUND NR 5 L/E FLAP SW S206 SHORTED. REPLACED SAME.
- [SDR DL72S010047](https://openairdocs.org/sdr/DL72S010047.md): Skin · cracked · Jan 9, 2001 · N535DA · Boeing 727232 · Vertical Stabilizer, Plate/Skin
  > A CRACK WAS FOUND IN THE RT SIDE SKIN OF THE VERTICAL STABILIZER EMANATING FROM UNDER THE FUSELAGE TO STABILIZER CREASE CHORD AT STA 1209. THE CRACK IS REPAIRED WITH AN EXTERNAL DOUBLER INSTALLED PER SRM 55-30-3, FIG 7 AND PER THE REQUIREMENTS OF ER/A 379749-
- [SDR DL72S002460](https://openairdocs.org/sdr/DL72S002460.md): Warning System · activated · Dec 15, 2000 · N535DA · Boeing 727232 · Fire Detection
  > NR 3 ENG FIRE INDICATION ON CLIMB THROUGH 10500. INDICATION CLEARED UPON RETARDING THROTTLE TO IDLE. CA- FND FUEL HEAT MANIFOLD BAD, REPLACED SAME. RAN ENG., ALL CHECKS GOOD.
- [SDR DL72S001990](https://openairdocs.org/sdr/DL72S001990.md): Isolation Valve · chafed · Oct 12, 2000 · N535DA · Boeing 727232 · Airfoil Anti/De-ice System
  > WHILE TROUBLESHOOTING WING ANTI-ICE PROBLEM FOUND RIGHT BLEED AIR ISOLATION VALVE WIRING CHAFING ON PNUEMATIC DUCT BETWEEN THE VALVE AND THE AFT PACK VALVE. WHILE INSTALLING PNUEMATIC DUCT FOUND WIRE BUNDLE FOR LEFT BLEED ISOLATION VALVE CHAFED. REPAIRED WIR
- [SDR DL72S001688](https://openairdocs.org/sdr/DL72S001688.md): Light · failed · Sep 1, 2000 · N535DA · Boeing 727232 · Flight Compartment Lighting
  > ON APPROACH INTO SDF, F/O UNDER GLARESHIELD FLOOR LIGHT GOT BRIGHTER THEN ALL THREE FLOUR LIGHTS INOP WITH ELECTRIC SMELL. TURNED OFF FLOUR LIGHTS AND SMELL WENT AWAY. REPLACED LIGHT ASSY.
- [SDR DL72S001683](https://openairdocs.org/sdr/DL72S001683.md): Battery Pack · discharged · Aug 31, 2000 · N535DA · Boeing 727232 · Emergency Lighting
  > CENTER CABIN OVERHEAD EMERGENCY LIGHT BETWEEN OVERWING EXITS INOP. REPLACED BATTERY PACK, OPS NORMAL.
- [SDR DL72S001560](https://openairdocs.org/sdr/DL72S001560.md): Actuator · failed · Aug 14, 2000 · N535DA · Boeing 727232 · Leading Edge Slat Actuator
  > SYSTEM A HYD LOSS IN FLIGHT WENT TO ZERO. FOUND NUMBER 6 LEADING EDGE KRUEGER FLAP ACTUATOR FAILED. REPLACED ACTUATOR.
- [SDR DL72S001153](https://openairdocs.org/sdr/DL72S001153.md): Angle · cracked · Jun 13, 2000 · N535DA · Boeing 727232 · Wing Miscellaneous Structure
  > FOUND AT F-1 LETTER CHECK, NR 8 SLAT ACT I/B AND O/B SUPPORT DOUBLERS CRACKED. REPAIRED PER MM 57-20-21.
- [SDR DL72S001152](https://openairdocs.org/sdr/DL72S001152.md): Stiffener · cracked · Jun 13, 2000 · N535DA · Boeing 727232 · Wing Miscellaneous Structure
  > FOUND AT F-1 LETTER CHECK, NR 7 O/B SLAT TRACK I/B SPAR STIFFENER CRACKED. REPAIRED PER MM 57-20-21.
- [SDR DL72S000991](https://openairdocs.org/sdr/DL72S000991.md): Wire · broken · May 20, 2000 · N535DA · Boeing 727232 · Engine Oil Temperature
  > NUMBER 3 OIL TEMP WAS FLUCTUATING UP TO THE UPPER PEG. OIL QTY WAS SLOWLY DECREASING TO 1.4, OIL PRESS WAS NORMAL AT 50 PSI. ENG WAS SHUTDOWN IN FLT. ALL OTHER PARAMETERS WERE NORMAL. FOUND BROKEN WIRE AT CANNON PLUG TO OIL TEMP TRANSMITTER. REPAIRED BR
- [SDR DL72S000764](https://openairdocs.org/sdr/DL72S000764.md): Harness · damaged · Apr 11, 2000 · N535DA · Boeing 727232 · AC Generation System
  > FOUND NUMEROUS LONGITUDINAL SPLITS ON INSULATION OF ALL 3 GEN FEEDER CABLES IN MID PYLON AREA OF NR 3 ENG. REPLACED CABLES FROM SPLICES IN RT 48 SECTION TO FIREWALL DISCONNECT WITH NEW TYPE CABLES BMS 13-58 DL (P/N 012210733) PER BOEING SERVICE LETTER 727
- [SDR DL72S000603](https://openairdocs.org/sdr/DL72S000603.md): Skin · cracked · Mar 28, 2000 · N535DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > LFEC INSPECTION OF THE STRINGER 26L SKIN LAP SPLICE BETWEEN FS 480 & 680 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN. INTERNAL MFEC INSPECTION CONFIRMED 4 CRACKS ALONG THE PANEL LENGTH. THE SKIN LAP WAS TRIMMED OFF ALONG THE PANEL LENGTH AND
- [SDR DL72S992490](https://openairdocs.org/sdr/DL72S992490.md): Skin · cracked · Nov 10, 1999 · N535DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > 4 INCH CRACK IN FUSELAGE SKIN AT FS 384 2.5 INCH ABOVE STR 25R AND.25 INCH CRACK IN FUSE SKIN 2 INCH AFT OF ABOVE CRACK. REPAIR PER SRM 53-30-3 TIME LIMITED.
- [SDR DL72S992446](https://openairdocs.org/sdr/DL72S992446.md): Mechanism · failed · Nov 5, 1999 · N535DA · Boeing 727232 · Landing Gear Door Retract Section
  > LOUD BANG DURING INITIAL GEAR RETRACTION ON T/O FROM SJC. FOLLOWED BY EXCESSIVE VIBS. RED GEAR DOOR LIGHT ILLUMINATED. ON FRONT PNL AS WELL AS AMBER NOSE GEAR LIGHT ON S/O PNL. GEAR EXTENDED NORMALLY. PER EMERGENCY CK-OUT. UPON ARR INTO SFO, MAINTENANCE
- [SDR DL72S992133](https://openairdocs.org/sdr/DL72S992133.md): Compressor · stalled · Sep 24, 1999 · N535DA · Boeing 727232 · Turbine Engine Compressor Section
  > AS POWER WAS INCREASING TO TAKEOFF SETTING NR 2 ENGINE HAD A HARD COMPRESSOR STALL. A HEAVY VIBRATION AND RUMBLING NOISE WAS HEARD/FELT FROM NR 2 ENGINE. MAXIMUM CROSSWIND WAS LESS THAN 3 KTS. REPLACED NR 2 ENGINE.
- [SDR DL72S991402](https://openairdocs.org/sdr/DL72S991402.md): Valve · failed · Jun 20, 1999 · N535DA · Boeing 727232 · Cabin Cooling System
  > ENG RUNNING ESS PWR SEL ON ENG 1, BOTH PACKS ON. APU GEN/FIELD BREAKER OPENED WITH ASSOCIATED AMBER LIGHTS, 1-3 BTBS OPEN WITH LIGHTS. PACKS TRIPPED, SMOKE, HOT PACK SMELL AND LOSS ELECT. RETURNED TO GATE. ELECT FAULT PANEL UNDEREXCITED SYS 1-3. LIGHTS IL
- [SDR DL72S991382](https://openairdocs.org/sdr/DL72S991382.md): Sill · corroded · Jun 17, 1999 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FUSELAGE C2 DOOR SURROUND LOWER SILL OUTBD CHORD, CORROSION REPAIR. THE OUTBOARD CHORD OF THE C2 DOOR OPENING LOWER SILL WAS FOUND CORRODED ON THE OUTBD FLANGE BETWEEN FS 950F+11 AND FS 960. THE CORROSION WAS BLENDED AWAY WITH A MAXIMUM DEPTH OF.075. THE D
- [SDR DL72S991340](https://openairdocs.org/sdr/DL72S991340.md): Frame · damaged · Jun 3, 1999 · N535DA · Boeing 727232 · Fuselage Main, Frame
  > FOUND DURING MV2 CORROSION VISIT NRC 213, CUT AND REMOVE FLOOR SUPPORT RAIL ABOVE STRINGER 29 LT STA 980 FOR ACCESS TO FRAME REPAIR (STA 990) REF NRC 128. REPAIRED PER SRM 53-10-5, WORKED WITH NRC 128, 93, 94.
- [SDR DL72S991288](https://openairdocs.org/sdr/DL72S991288.md): Skin · dented · Jun 3, 1999 · N535DA · Boeing 727232 · Horizontal Stabilizer, Plate/Skin
  > BULGE AT LT HORIZONTAL STABILIZER UPPER SKIN 6 IN FWD OF ELEVATOR 2ND FROM O/B HINGE(MARKED). INSTALLED DOUBLER PER SRM 55-20-3.
- [SDR DL72S991341](https://openairdocs.org/sdr/DL72S991341.md): Stringer · damaged · Jun 2, 1999 · N535DA · Boeing 727232 · Fuselage Main, Longeron/Stringer
  > FOUND DURING MV2 CORROSION VISIT NRC 128, CUT FRAME STA 990 TO ACCESS REPAIR OF STR 29 LT REF NRC 89. REPAIRED PER M/M 53-12-0 FIG 805. WORKED WITH NRC 93, 94, 213.
- [SDR DL72S991289](https://openairdocs.org/sdr/DL72S991289.md): Doubler · cracked · Jun 2, 1999 · N535DA · Boeing 727232 · Leading Edge Devices
  > A 1 INCH CRACK IN DOUBLER NR 3 SLAT RIB O/B OF ACT. REPLACED DOUBLER PER MM 57-54-0 FIG 804.
- [SDR DL72S991342](https://openairdocs.org/sdr/DL72S991342.md): Stringer · cracked · Jun 1, 1999 · N535DA · Boeing 727232 · Fuselage Main, Longeron/Stringer
  > FOUND DURING MV2 CORROSION VISIT NRC 89, 1 IN CRACK STR 29 LT AT STA 1000. REPLACED STR 29 LT STA 980 TO STA 1007 PER SRM 53-10-11 FIG 3. WORKED WITH NRC 93, 94, 128, 213.
- [SDR DL72S990860](https://openairdocs.org/sdr/DL72S990860.md): Frame · cracked · Apr 16, 1999 · N535DA · Boeing 727232 · Fuselage Main, Frame
  > THE AFT FRAME OF THE C1 CARGO DOOR OPENING WAS FOUND WITH A 1 INCH CRACK IN THE FRAME WEB BELOW THE LOWER DOOR STOP FITTING. THE CRACK WAS ROUTED OUT OF THE WEB AND REPAIRED WITH A DOUBLER PER ER/A 367202-14.
- [SDR DL72S990802](https://openairdocs.org/sdr/DL72S990802.md): Skin · cracked · Apr 12, 1999 · N535DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN FS 360-480 STRINGER 4R SKIN LAP SPLICE: CRACK REPAIR. LFEC INSPECTION OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 360 AND 481 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN. INTERNAL HFEC INSPECTION CONFIRMED 13 TOTAL CRACKS. T
- [SDR DL72S990810](https://openairdocs.org/sdr/DL72S990810.md): Skin · cracked · Apr 8, 1999 · N535DA · Boeing 727232 · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN FS 481-681 STRINGER 4R, SKIN LAP SPLICE, CRACK REPAIR. LFEC INSPECTION OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 481 AND 681 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN PANEL. INTERNAL HFEC INSPECTION CONFIRMED 4 CRACKS IN
- [SDR DL72S981813](https://openairdocs.org/sdr/DL72S981813.md): Panel · delaminated · Sep 1, 1998 · N535DA · Boeing 727232 · Spoilers
  > FOUND AREA OF DELAMINATION ON NR 2 SPOILER UPPER SURFACE. REPAIRED PER SRM 57-50-6.
- [SDR DL72S981812](https://openairdocs.org/sdr/DL72S981812.md): Web · cracked · Sep 1, 1998 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND ON D2 LETTER CK, RT VERTICAL TORQUE BOX WEB CRACKED.1562 INCH AT LIGHTENING HOLE STA 1243 RT. ROUTED OUT DAMAGED AREA PER MM 53-11-0.
- [SDR DL72S981811](https://openairdocs.org/sdr/DL72S981811.md): Web · cracked · Sep 1, 1998 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND ON D2 LETTER CK, 2 EA.5 INCH CRACKS STA 1303 VERT WEB ABOVE S-DUCT RT SIDE. REPAIRED PER SRM 53-10-4.
- [SDR DL72S981810](https://openairdocs.org/sdr/DL72S981810.md): Angle · cracked · Sep 1, 1998 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND ON B2 LETTER CK, HORIZONTAL TORQUE BOX ANGLE CRACKED RT STA 1273. REPLACED ANGLE PER SRM 53-10-10.
- [SDR DL72S981340](https://openairdocs.org/sdr/DL72S981340.md): Battery · discharged · Jun 25, 1998 · N535DA · Boeing 727232 · Emergency Lighting
  > R-2 DOOR EMER EXIT SIGN INOP. REPLACED BATT OPS CK OK.
- [SDR DL72S980451](https://openairdocs.org/sdr/DL72S980451.md): Battery Pack · discharged · Feb 21, 1998 · N535DA · Boeing 727232 · Emergency Lighting
  > DURING S/C, FOUND AFT EMERG EXIT SIGN INOP WHEN TESTING EMERG LIGHTS. REPLACED BATTERY PACK.
- [SDR DL72S972680](https://openairdocs.org/sdr/DL72S972680.md): Tube · broken · Dec 19, 1997 · N535DA · Boeing 727232 · Hydraulic System, Main
  > ON TAXI OUT, -A- SYS HYD FAILED. REPLACED NR 2 L/E SLAT LINE.
- [SDR DL72S971870](https://openairdocs.org/sdr/DL72S971870.md): Bulb · failed · Sep 24, 1997 · N535DA · Boeing 727232 · Emergency Lighting
  > ON FAA RAMP INSPECTION ONE EMER TRACK LIGHTING BULB INOP. REPLACED LAMP AND OK.
- [SDR DL72S970258](https://openairdocs.org/sdr/DL72S970258.md): Floorbeam · corrosion · Feb 4, 1997 · N535DA · Boeing 727232 · Fuselage Main, Floor Beam
  > CORROSION ON TOP SIDE OF FLOORBEAM STA 344 FROM BL 0 TO LBL 39. REMOVED DAMAGED SECTION OF BEAM, FABRICATED AND INSTALLED A REPLACEMENT CHORD SECTION PER SRM 53-10-8, FIG 11.
- [SDR DL72S961632](https://openairdocs.org/sdr/DL72S961632.md): Window · failed · Jul 4, 1996 · N535DA · Boeing 727232 · Passenger Compartment Windows
  > ON CLIMBOUT, AT 27,000 PASSENGER CABIN WINDOW AT ROW 2A CRACKED AND CABIN PRESSURE WAS MAINTAINED AT 7.6 PSI. FLT WAS CONTINUED AT FL200 AND CABIN PRESS AT 6.0 PSI. ON ARRIVAL PBI FOUND OUTER WINDOW PANE BROKEN, INNER PANE INTACT. REPLACED 2A WINDOW, INSPEC
- [SDR DL72S961004](https://openairdocs.org/sdr/DL72S961004.md): Angle · cracked · Apr 26, 1996 · N535DA · Boeing 727232 · Leading Edge Devices
  > FOUND ON B2 LETTER CHECK, NR 6 SLAT COVE SKIN SUPPORT ANGLE CRACKED INBOARD END. REPAIRED PER MM 57-54-0.
- [SDR DL72S961003](https://openairdocs.org/sdr/DL72S961003.md): Torque Box Web · cracked · Apr 26, 1996 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND ON B2 LETTER CHECK,.1875 INCH CRACK UPPER END OF TORQUE BOX WEB STA 1213 ABOVE STAIRWAY CLOSEOUT PANEL. REPAIRED PER MM 53-11-0.
- [SDR DL72S954644](https://openairdocs.org/sdr/DL72S954644.md): Passenger Door · bent · Dec 8, 1995 · N535DA · Boeing 727232 · Passenger/Crew Doors
  > AC LOG ITEM Z60966002 RT CORNER OF FORWARD ENTRY DOOR IS BENT UP. REPAIRED PER MM 52-11-01 FIG 804.
- [SDR DL72S953836](https://openairdocs.org/sdr/DL72S953836.md): Web · cracked · Sep 27, 1995 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > DURING B-1 LTR CHECK, FOUND 48 SEC TORQUE BOX WEB IS CRACKED AT LIGHTENING HOLE, STA 1323 LT. REPAIRED PER MM 53-11-0.
- [SDR DL72S961617](https://openairdocs.org/sdr/DL72S961617.md): Transverse Beam · cracked · Aug 29, 1995 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > THERE IS DAMAGE TO THE LOWER TORQUE BOX STATION 1263 TRANSVERSE BEAM FWD SIDE. THESE AREAS OF THE TORQUE BOX ARE THE SUBJECT OF AD 94-07-08, WHICH REQUIRES INSPECTION PER S/B 53-0129. THIS REPLACEMENT DOES NOT TERMINATE THE REPETITIVE INSPECTION REQUIREMENTS
- [SDR DL72S951246](https://openairdocs.org/sdr/DL72S951246.md): Web · cracked · Mar 23, 1995 · N535DA · Boeing 727232 · Fuselage Miscellaneous Structure
  > FOUND DURING A-2 LETTER CHECK, CRACK IN LT TORQUE BOX SKIN.5 INCH LONG AT UPPER RIVET ROW ABOVE FWD LIGHTENING HOLE. ALSO,A.125 INCH CRACK AT UPPER FWD LIGHTENING HOLE LT SIDE VERT STAIRWAY. REPAIRED PER B727 MM 53-11-0 PG 832.

## 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 n_number = 'N535DA' AND deregistration_id = 'N535DA-2012-12-18'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N535DA-2012-12-18/reports

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