# Service difficulty reports: N331DL, cancelled May 26, 2009

A list on [N331DL, cancelled May 26, 2009](https://openairdocs.org/deregistered/N331DL-2009-05-26.md).

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

- [SDR DL73S050399](https://openairdocs.org/sdr/DL73S050399.md): Duct · perforated · Jul 23, 2005 · N331DL · Boeing 737232 · Engine Anti-Icing System
  > ON T/O AT 3500FT, NR 2 ENG OVHT LIGHT ILLUMINATED. WHEN THRUST LEVER PULLED TO IDLE IAW QRK PROCEDURE LIGHT WENT OUTMADE RETURN LANDING AT CVG. REPLACED BLOWN ANTI-ICE DUCT.
- [SDR DL73S050154](https://openairdocs.org/sdr/DL73S050154.md): Apu · smoke · Mar 9, 2005 · N331DL · Boeing 737232 · Airborne Auxiliary Power Unit (APU) System
  > DURING APU START CABIN FILLED WITH SMOKE. RAN PACKS USING EXT CART, NO SMELL NOTED. STARTED ENGINES, NO SMELL WITH PACKS ON / OFF. FWD APU MCO PLACARD MEL 49-00-01A.
- [SDR DL73S041071](https://openairdocs.org/sdr/DL73S041071.md): Skin · cracked · Nov 30, 2004 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > A 1 INCH CRACK WAS FOUND IN THE BONDED SKIN ASSY AND UNDERLYING BEAR STRAP AT THE UPPER AFT CORNER OF THE L2 DOOR CUTOUT. THE CRACK WAS REMOVED WITH A CUTOUT AND REPAIRED WITH 3 EXTERNAL ALUMINUM REPAIR DOUBLERS PER B737 SRM AND ER/A 095399-14, REV A.
- [SDR DL73S040401](https://openairdocs.org/sdr/DL73S040401.md): Housing · cracked · May 4, 2004 · N331DL · Boeing 737232 · Drag Control Actuator
  > LOST A HYDRAULIC SYSTEM ON TAXI IN TO GATE AT ORD. FOUND NR 8 GROUND SPOILER ACTUATOR BODY CRACKED. REPLACED NR 8 GROUND SPOILER PER AMM 27-62-101, PB 401. LEAK AND OP. CHECK GOOD. RII PERFORMED.
- [SDR DL73S030688](https://openairdocs.org/sdr/DL73S030688.md): Attach Fitting · corroded · Jul 20, 2003 · N331DL · Boeing 737232 · Fuselage, Stabilizer Attach Fittings
  > DURING ACCOMPLISHMENT OF INSPECTIONS IAW SB 737-55-1028 (DAL EO 3-85220-3), CORROSION WAS FOUND ON FIVE (5) VERT STABILIZER CLEVIS LUGS AND THREE (3) VERT STABILILZER ATTACH LUGS. THE BORES WERE OVERSIZED AND THE LUG FACES MACHINED TO REMOVE CORROSION. O/S B
- [SDR DL73S030681](https://openairdocs.org/sdr/DL73S030681.md): Skin · dented · Jul 18, 2003 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > A SCRATCH AND DENT WAS FOUND IN THE FUSELAGE SKIN JUST BELOW THE C1 CARGO DOORWAY EXTENDING FROM FS 460 TO FS 500. AN EXISTING REPAIR WAS FOUND AT THE FORWARD LOWER CORNER OF THE DOORWAY. THIS REPAIR WAS REMOVED AND AN EXTERNAL ALUMINUM DOUBLER TRIPLER AND FIL
- [SDR DL73S030680](https://openairdocs.org/sdr/DL73S030680.md): Spar · gouged · Jul 18, 2003 · N331DL · Boeing 737232 · Wing Spar
  > RT WING / MLG AFT SUPPORT FITTING / WBL 157, TOOLING DAMAGE. THE MLG AFT SUPPORT FITTING ON THE RT WING SUFFERED TOOLING DAMAGE DURING REMOVAL OF FASTENERS FOR INSPECTION. THE BORE OF ONE OF THE FASTENERS WAS DAMAGED IN THE AFT FITTING, REAR SPAR UPPER CHORD
- [SDR DL73S030674](https://openairdocs.org/sdr/DL73S030674.md): Floorbeam · damaged · Jul 18, 2003 · N331DL · Boeing 737232 · Fuselage Main, Floor Beam
  > DURING ACCOMPLISHMENT OF EO 03-062982-03AD, MTC ADDED ADDITIONAL FASTENER HOLES THROUGH THE UPPER CAP AND SPLICE ANGLES OF THE CENTER WING BOX FLOORBEAMS FROM BS 650 TO 675 AT BL 0.07. REPAIR PER ER/A 385423-14AD.
- [SDR DL73S030666](https://openairdocs.org/sdr/DL73S030666.md): Pressure Panel · cracked · Jul 18, 2003 · N331DL · Boeing 737232 · Fuselage Main, Bulkhead
  > FUSELAGE STA 727 BLKHD, MLG WW, UPPER CHORD - REPAIR: A 0.5 INCH CRACK WAS PREVIOUSLY REPAIRED IN TEH UPPER CHORD OF THE SUBJECT BULKHEAD NEAR BL 0. THE CRACK WAS IN THE UPPER FLANGE OF THE COMPRESSION CHORD AND RAN THROUGH A FASTENER HOLE. DURING THE CURREN
- [SDR DL73S030665](https://openairdocs.org/sdr/DL73S030665.md): Frame · cracked · Jul 18, 2003 · N331DL · Boeing 737232 · Fuselage Main, Frame
  > FUSELAGE SKIN STA 663, S2R TO S1 - MISALIGNMENT: DURING INSPECTION OF THE FS 663 FRAME, MTC FOUND CRACKS IN THE FRAME AT S2R AND S1R. THESE WERE WITHIN THE AREA ADDRESSED BY B737-200 SRM 53-10-4, FIG 14. DURING INSTALLATION OF SRM FRAME REPAIR, SKIN ATTACH
- [SDR DL73S030664](https://openairdocs.org/sdr/DL73S030664.md): Skin · damaged · Jul 18, 2003 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > FUSELAGE SKIN STA 255, S-23R TO S-24R - CUTOUT: EXISTING TEMPORARY (BLIND FASTENER) SRM REPAIR REMOVED AND PERMANENT SKIN REPAIR INSTALLED IAW DAL ER/A 385263-14.
- [SDR DL73S030658](https://openairdocs.org/sdr/DL73S030658.md): Attach Fitting · corroded · Jul 16, 2003 · N331DL · Boeing 737232 · Horizontal Stabilizer, Attach Fittings
  > HORIZ STAB LT, RT, AND CENTER SECTIONS ATTACH FITTINGS:LUG CORROSION, INSPECTION OF THE HORIZONTAL STABILIZER ATTACH LUGS ON THE LT, RT, AND CENTER SECTIONS OF THE STAB PER BAC S/B 737-55- 1055, CORROSION WAS FOUND IN SEVERAL OF THE LUG BORES AND ON THE LUG
- [SDR DL73S030623](https://openairdocs.org/sdr/DL73S030623.md): Sill · cracked · Jul 10, 2003 · N331DL · Boeing 737232 · Fuselage Miscellaneous Structure
  > FUSELAGE C-2 DOOR UPPER SILL FS 818 WEB CORROSION. DURING INSPECTION OF A TIME LIMITED REPAIR TO THE C-2 DOORWAY UPPER SILL WEB, CRACKING OF THE WEB WAS NOTED AS WELL AS A SHORT ED FASTENER IN THE SILL OUTER CHORD. THE WEB WAS REPAIRED WITH A DOUBLER AND THE
- [SDR DL73K030517](https://openairdocs.org/sdr/DL73K030517.md): Skin · cracked · Jun 4, 2003 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > FS 661 - 727, KEEL BEAM SKIN PANEL FABRICATION: DURING INSPECTIONS PER EO 3-58542-3, THE SUBJECT PANEL WAS FOUND CRACKED. BAC SB 737-53-1104 PROVIDES REPAIR INSTRUCTIONS TO REFABRICATE THE PANEL, HOWEVER ER/A 385214-14 WAS ISSUED TO CUT AN ACCESS HOLE IN THE
- [SDR DL73K010980](https://openairdocs.org/sdr/DL73K010980.md): Door Frame · cracked · Jun 15, 2001 · N331DL · Boeing 737232 · Fuselage Main, Structure
  > THE UPPER SILL BEAM OF THE C2 DOOR CUTOUT SURROUND STRUCTURE WAS FOUND WITH A CRACK IN THE BEAM WEB AT FS 818.
- [SDR DL73K010795](https://openairdocs.org/sdr/DL73K010795.md): Antenna · failed · May 18, 2001 · N331DL · Boeing 737232 · Weather Radar System
  > WX RADAR ANTENNA FAULT. REPLACED WX RADAR ANTENNA, TEST GOOD. THIS WAS AN AIR TURNBACK.
- [SDR DL73K002275](https://openairdocs.org/sdr/DL73K002275.md): Wire · shorted · Nov 20, 2000 · N331DL · Boeing 737232 · Engine Fuel Indicating System
  > NR 2 ENG OIL TEMP IN YELLOW BAND. FOUND NR 2 FUEL HEAT VALVE C/B POPPED. FOUND WIRE 058-20 INSIDE FIREWALL CANNON PLUG SHORTED TO GROUND. REPAIRED SAME.
- [SDR DL73K001897](https://openairdocs.org/sdr/DL73K001897.md): Coffeemaker · shorted · Sep 29, 2000 · N331DL · Boeing 737232 · Buffet/Galleys
  > FLT ATT REPORTED STRONG ELECTRICAL SMELL IN AFT GAL. TURNED OFF AFT GALLEY PWR IN COCKPIT SMELL WENT AWAY. FOUND SHORTED AFT NR 1 COFFEE DISPENSER. REPLACED SAME, CKS OK.
- [SDR DL73K001755](https://openairdocs.org/sdr/DL73K001755.md): Skin · gouged · Sep 9, 2000 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > THE FUSELAGE SKIN AT THE C1 DOOR CUTOUT FWD EDGE (FS 440) WAS FOUND WITH SEVERAL GOUGES AND SCRATCHES BETWEEN STRINGERS 21R & 25R. THE SKIN WAS CUT OUT TO REMOVE THE DAMAGE. THE CUTOUT WAS REPAIRED WITH AND EXTERNAL ALUMINUM DOUBLER AND TRIPLER PER ER/A 3784
- [SDR DL73K001689](https://openairdocs.org/sdr/DL73K001689.md): Floor Panel · cracked · Sep 1, 2000 · N331DL · Boeing 737232 · Fuselage Floor Panel
  > THE COCKPIT FLOOR WEBS AT WL 207 THAT EXTEND FROM FS 178 TO FS 188 O/B OF LBL AND RBL 24 WERE FOUND CRACKED. THE CRACKS WERE FOUND DURING INSPECTION AND MODIFICATION OF THE FS 178 BULKHEAD WEB PER BAC S/B 737-53A1173, REVISION 3. THIS ER/A INSTRUCTS TO REPLA
- [SDR DL73K001037](https://openairdocs.org/sdr/DL73K001037.md): Engine · malfunctioned · May 26, 2000 · N331DL · Boeing 737232 · Engine (Turbine/Turboprop)
  > ON T/O ROLL, LT ENG WOULD ONLY ACHIEVE 2.02 EPR. DISCONTINUEDT/O ROLL AT 60 KTS. TRIMMED 01/02 ENGS PER PFHB. PART PWR AND T/O PWR CHECKS GOOD. ALL ENG PARAMETERS NORMAL ON ENG RUN.
- [SDR DL73K990454](https://openairdocs.org/sdr/DL73K990454.md): Ballast · failed · Mar 4, 1999 · N331DL · Boeing 737232 · Passenger Compartment Lighting
  > SMOKE AND FUMES IN FWD CABIN AND FLT DECK. DIVERTED TO ATL. REPLACED FWD GALLEY CEILING LIGHT BALLAST.
- [SDR DL73S981396](https://openairdocs.org/sdr/DL73S981396.md): Bulkhead Web · cracked · Jul 2, 1998 · N331DL · Boeing 737232 · Fuselage Main, Bulkhead
  > 8 CRACKS FOUND IN THE BS 178 BULKHEAD WEB. REPAIRED PER ERA 331867-14.
- [SDR DL73S981392](https://openairdocs.org/sdr/DL73S981392.md): Skin · damaged · Jul 2, 1998 · N331DL · Boeing 737232 · Fuselage Main, Plate/Skin
  > LWR AFT CORNER OF THE C2 DOOR CUTOUT WAS ROUTED OUT TO REMOVE DAMAGE. REPAIRED PER ERA 331876-14.
- [SDR DL73S981391](https://openairdocs.org/sdr/DL73S981391.md): Frame · corroded · Jul 2, 1998 · N331DL · Boeing 737232 · Fuselage Main, Frame
  > C2 DOOR CUTOUT FWD FRAME LWR CORNER AT FS 800 WAS FOUND CORRODED IN THE UPPER RADIUS NEAR S25R. REPAIRED PER ERA 331884-14AD.
- [SDR DL73S981390](https://openairdocs.org/sdr/DL73S981390.md): Frame · cracked · Jul 2, 1998 · N331DL · Boeing 737232 · Fuselage Main, Frame
  > LT AND RT INBD CHORD OF THE FS 616 FRAME BOTH HAVE A CRACK IN THE LOWEST FASTENER HOLE BELOW THE FLOOR LINE. REPAIRED PER ERA 331885-14.
- [SDR DL73S981388](https://openairdocs.org/sdr/DL73S981388.md): Frame · dented · Jun 30, 1998 · N331DL · Boeing 737232 · Fuselage Main, Frame
  > THE STA 747 FRAME WAS FOUND DENTED ON THE INBOARD FLANGE BETWEEN STR 24L AND 25L. THE STA 827 FRAME WAS FOUND DENTED ON THE INBOARD FLANGE AT STR 24L. THE DAMAGE WAS CAUSED IN SERVICE. REPAIRED PER ERA 331894-14.
- [SDR DL73S981153](https://openairdocs.org/sdr/DL73S981153.md): Line · ruptured · May 31, 1998 · N331DL · Boeing 737232 · Hydraulic System, Main
  > SYS 'A' LOSS INDICATIONS LOW HYD QTY AND NR 2 SYS 'A' LOW PRESS LIGHT. FOUND PRESSURE LINE ON RT ENG HYD PUMP RUPTURED. REPLACED LINE. SERVICED SYS BLEED SYS. ALL CK GOOD PER M/M.
- [SDR DL73S972356](https://openairdocs.org/sdr/DL73S972356.md): Intercostal · cracked · Nov 11, 1997 · N331DL · Boeing 737232 · Fuselage Miscellaneous Structure
  > THE R1 DOOR SURROUND AFT FRAME INTERCOSTAL AT STR 8A WAS FOUND WITH A TYPICAL CRACK PER S/B 737-53A1108. THE INTERCOSTAL WAS REPAIRED PER THE S/B AND ER/A 363174-14AD WHICH ALLOWED SUBSTITUTION OF ALODINE FOR CHROMIC ANODIZE.
- [SDR DL73S971459](https://openairdocs.org/sdr/DL73S971459.md): Fan · failed · Jul 26, 1997 · N331DL · Boeing 737232 · Air Distribution Fan
  > DURING DESCENT, A STRONG ELECTRICAL ODOR STARTED, VERY STRONG IN COCKPIT. FLT ATT REPORTED STRONG ELECTRICAL ODOR ROW 14. REPLACED GASPER FAN AND BOTH WATER SEPARATOR BAGS, CKS OK.
- [SDR DL73S970262](https://openairdocs.org/sdr/DL73S970262.md): Hydraulic Fluid · lost · Feb 12, 1997 · N331DL · Boeing 737232 · Hydraulic System, Main
  > LOSS OF A-SYSTEM HYDRAULIC QTY AND PRESSURE. ACCOMPLISHED SYSTEM A-HYDRAULIC LOSS PROCEDURES PER POM. RETURNED TO ATL, LANDING WEIGHT 102,000 POUNDS.
- [SDR DL73S960620](https://openairdocs.org/sdr/DL73S960620.md): Door · jammed · Mar 20, 1996 · N331DL · Boeing 737232 · Passenger/Crew Doors
  > DURING EVAC OF AIRCRAFT, THE LEFT NR 1 DOOR WOULD NOT OPEN ALL OF THE WAY. DOOR CHECKS GOOD PER MM 52-11-00, OPENED DOOR DEPLOYED AND INFLATED SLIDE OPS NORMAL. REPLACED SLIDE.
- [SDR DL73S960031](https://openairdocs.org/sdr/DL73S960031.md): Relay · inoperative · Jan 4, 1996 · N331DL · Boeing 737232 · Stabilizer Control System
  > AT ALTITUDE MAIN STAB TRIM MOTOR WOULD NOT WORK, A/P MOTOR WORKS OK. APPLICABLE C/B WERE CYCLED TO NO AVAIL, RETURNED TO ATL PER DISPATCH. INSPECTED STAB TRIM ACT, CLEANED CONNECTORS, INSPECTED LIMIT SWITHCES, CUTOUT SWITHCES AND ALL CHECK NORMAL. REPLACED
- [SDR DL73S954032](https://openairdocs.org/sdr/DL73S954032.md): Floorbeam · cracked · Sep 14, 1995 · N331DL · Boeing 737232 · Fuselage Main, Floor Beam
  > THE BL 0.07 FLOORBEAM OF THE WING CENTER SECTION IS CRACKED AT STA 661 AND THE UPPER CAP OF THE BEAM IS COMPLETELY CRACKED THROUGH, INCLUDING TWO FASTENER HOLES. THIS AREA WILL BE TRIMMED OUT. NO CRACKS WERE FOUND IN THE WEB. THE CRACK IS TYPICAL PER BOEING

## 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 = 'N331DL' AND deregistration_id = 'N331DL-2009-05-26'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N331DL-2009-05-26/reports

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.