# Service difficulty reports: N331SB, cancelled Apr 25, 2016 A list on [N331SB, cancelled Apr 25, 2016](https://openairdocs.org/deregistered/N331SB-2016-04-25.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR HSYA201272512](https://openairdocs.org/sdr/HSYA201272512.md): Downlock · contaminated · Jul 25, 2012 · N331SB · Stbros SD330 · Landing Gear Position and Warning > FOUND LT DOWNLOCK MECHANISM WOULD NOT RETRACT BECAUSE OF EXCESSIVE GREASE. CLEANED EXCESSIVE GREASE FROM DOWNLOCK MECHANISM PISTON AND PERFORM LANDING GEAR OPERATIONAL CHECKS. LANDING GEAR FULLY CYCLED UP AND DOWN EIGHT TIMES - MX PERFORMED IAW CMM 32-11-01 - [SDR HSYA2012072512](https://openairdocs.org/sdr/HSYA2012072512.md): Landing Gear · malfunctioned · Jul 25, 2012 · N331SB · Stbros SD330 · Landing Gear Retraction/Extension System > PILOT REPORTED THAT AFTER TAKEOFF AND UPON RETRACTION OF THE LANDING GEAR, THE RT NOSE GEAR INDICATED UP AND LOCKED AND THE LT MAIN GEAR INDICATED DOWN AND LOCKED. PILOT ELECTED TO RETURN TO DEPARTURE. GEAR WAS SELECTED DOWN AND 3 DOWN AND LOCKED LIGHTS ILLUM - [SDR HSYA2011100811](https://openairdocs.org/sdr/HSYA2011100811.md): Actuator · failed · Oct 8, 2011 · N331SB · Stbros SD330 · Landing Gear Actuator > AFTER DEPARTURE, LEFT MLG DID NOT APPEAR TO CYCLE FROM GREEN TO NORMAL UP INDICATION. PILOT ADVISED RESELECTED LANDING GEAR LEVER TO DOWN IAW ABNORMAL CHECKLIST AND GEAR SHOWED 3 DOWN AND LOCKED INDICATION. ACFT DECLARED AN EMERGENCY AND CONTROL TOWER REPORT - [SDR HSYA201002272](https://openairdocs.org/sdr/HSYA201002272.md): Web · cracked · Feb 27, 2010 · N331SB · Stbros SD330 · Fuselage Miscellaneous Structure > DURING 4800/9600 HOUR STRUCTURAL INSP OF ACFT THE FOLLOWING ITEM WAS FOUND. WEB CRACK AT LT AFT AIR STAIR ENTRANCE. REMOVED DAMAGED WEB AND FABRICATED WEB FROM 2024 T3.050 AND INSTALLED -WORKED COMPLETED IAW SRM 51-70-00. - [SDR HSYA20100227](https://openairdocs.org/sdr/HSYA20100227.md): Angle · cracked · Feb 27, 2010 · N331SB · Stbros SD330 · Fuselage Miscellaneous Structure > DURING 4800/9600 HR STRUCTURAL INSP OF ACFT FOUND FOLLOWING ITEM. CRACK AT LT AFT DOOR FWD THRESEHOLD. REMOVED DAMAGED PARTS AND FABRICATED NEW PARTS (2) EACH ANGLES FROM 2024 T3.032 AND (2) EACH CHANNELS FROM 2024 T3.040. WORKED COMPLETED IAW SRM 51-70-00. - [SDR HSYA201002253](https://openairdocs.org/sdr/HSYA201002253.md): Fitting · cracked · Feb 25, 2010 · N331SB · Stbros SD330 · Fuselage Miscellaneous Structure > DURING 4800/9600 HOUR STRUCTURAL INSP OF ACFT THE FOLLOWING ITEM WAS FOUND. CRACKED CLIP ON FRAME 146.2 AT RT OF CTR LINE. REMOVED CRACKED CLIP FROM FRAME 146.2. DUPLICATED SERVICEABLE CLIP FROM 2024 T3.040 IAW SRM 51-70-00. - [SDR HSYA20100225](https://openairdocs.org/sdr/HSYA20100225.md): Skin · corroded · Feb 25, 2010 · N331SB · Stbros SD330 · Fuselage Main, Plate/Skin > DURING 4800/9600 HR STRUCTURAL INSP OF ACFT, THE FOLLOWING CORROSION WAS FOUND AND REPAIRED. CORROSION THROUGH SKIN AT FRAME/FUSELAGE STA 289.92-RT OF CENTERLINE EXTERIOR BOTTOM. REPAIRED BY REMOVING/TREATING CORROSION AND INSTALLING DOUBLER 2024 T3.040 APPRO - [SDR HSYA2010022310](https://openairdocs.org/sdr/HSYA2010022310.md): Longeron · cracked · Feb 23, 2010 · N331SB · Stbros SD330 · Fuselage Main, Longeron/Stringer > DURING 4800/9600 HOUR STRUCTURAL INSP, DISCOVERED LONGERON AT FUSELAGE STA 127 LT SIDE CRACKED APPROX 3 INCHES. REMOVED DAMAGED LONGERON FRAME AT FUSELAGE STA 127 LT SIDE. NEW PART FABRICATED AND REPAIR INSTALLED IAW REPORT NR 8173-1. - [SDR HSYA20100221](https://openairdocs.org/sdr/HSYA20100221.md): Fuel Tank · corroded · Feb 21, 2010 · N331SB · Stbros SD330 · Fuel Storage > DURING 4800/9600 HR STRUCTURAL INSP OF ACFT, THE FOLLOWING CORROSION WAS FOUND AND REPAIRED. CORROSION ON UPPER SKIN AFT FUEL TANK. REPAIRED AFT UPPER FUEL TANK SKIN BETWEEN STA 289.92 AND 340.46. INSTALLED 4 DOUBLERS, MADE FROM 2024 T3.040- APPROX SIZES (6.5 - [SDR HSYA20100220](https://openairdocs.org/sdr/HSYA20100220.md): Bracket · cracked · Feb 20, 2010 · N331SB · Stbros SD330 · Wing, Attach Fittings > DURING 4800/9600 HOUR STRUCTURAL INSP THE FOLLOWING ITEMS WERE FOUND. ANGLE BRACKET CRACKED AT LT CTR WING OTBD AFT SPAR. REMOVED ANGLE BRACKET AND DUPLICATED BRACKET FROM 2024 T3.050 AND INSTALLED IAW SRM 51-40-00 AND 51-70-00. ANGLE BRACKET CRACKED AT RT CT - [SDR HSYA2010021810](https://openairdocs.org/sdr/HSYA2010021810.md): Channel · cracked · Feb 18, 2010 · N331SB · Stbros SD330 · Fuselage Miscellaneous Structure > DURING 4800 AND 9600 HOUR STRUCTURAL INSP OF THE ACFT. INSP REVEALED 2 LOWER LT STUB WING HAT CHANNELS/RE-INFORCING STRAPS THAT WERE CRACKED. - [SDR HSYA2009100209](https://openairdocs.org/sdr/HSYA2009100209.md): Fcu · damaged · Oct 2, 2009 · N331SB · Stbros SD330 · Fuel Control/Turbine Engines > NR 2 (RT) ENGINE FAILED AFTER LANDING. FUEL LEAKING FROM COWLING. TROUBLESHOOT NR 2 ENG AND FOUND FUEL CONTROL UNIT REAR PLUG O-RING DAMAGED. REMOVED AND REPLACED NR 2 ENGINE FUEL CONTROL UNIT IAW MM 73-20-00. LEAK AND OPS CHECKS GOOD. GROUND PERFORMANCE - [SDR HSYA20071102](https://openairdocs.org/sdr/HSYA20071102.md): Fcu · inoperative · Nov 29, 2007 · N331SB · Stbros SD330 · Fuel Controlling System > DURING CLIMB OUT THE CREW REPORTED THE LT ENGINE LOST POWER. THE LT ENGINE PROP RPM DROPPED TO 1200 AND THE BLUE FINE PITCH LIGHT BEGAN FLASHING ALONG WITH A DROP IN TORQUE. THE CREW ELECTED TO RETURN TO DEPARTURE AND LANDED WITH OUT INCIDENT. MX FOUND THE LT - [SDR 2002F01120](https://openairdocs.org/sdr/2002F01120.md): Engine · malfunctioned · Jun 10, 2002 · N331SB · Stbros SD330 · Engine (Turbine/Turboprop) > OGG - FLT 7672 - OIL PRESSURE FLUCTUATION, LOW OIL PRESSURE WHICH RESULTED IN AN EIFSD, AND A SUBSEQUENT AIR RETURN. INTERNAL COMPONENT FAILURE. UNDETERMINED AT THIS TIME AWAITING TEARDOWN REPORTS FROM OVERHAUL FACILITY. REPLACED POWER SECTION WITH SERVICEA - [SDR 20001120SH030](https://openairdocs.org/sdr/20001120SH030.md): Wire · disconnected · Apr 6, 2000 · N331SB · Stbros SD330 · Communications System Wiring > HNL - FLT 8676 - PILOT REPORTED COMM FAILURE ALL SYSTEMS. AIR TURNED BACK TO HNL, LANDED WITHOUT INCIDENT. MAINTENANCE DISCOVERED A WIRE DISCONNECTED AND SHORTED AT COPILOT''S MIC SWITCH. RE-SOLDERED WIRE TO TERMINAL. OPERATIONAL CHECKED NR 1 AND NR 2 COMM - [SDR 20000530SH002](https://openairdocs.org/sdr/20000530SH002.md): Wire · disconnected · Apr 6, 2000 · N331SB · Stbros SD330 · Communications System Wiring > HNL - FLT 8676 - PILOT REPORTED COMM FAILURE ALL SYSTEMS. AIRCRAFT TURNED BACK TO HNL AND LANDED WITHOUT INCIDENT. MAINTENANCE DISCOVERED A WIRE DISCONNECTED AND SHORTED AT COPILOT'S MIC SWITCH. RE-SOLDERED WIRE TO TERMINAL. OPERATIONAL CHECKED NR 1 AND N - [SDR 99ZZZX4020](https://openairdocs.org/sdr/99ZZZX4020.md): Fuel Tank · cracked · Aug 22, 1999 · N331SB · Stbros SD330 · Fuel Storage > MAINTENANCE DISCOVERED A FUEL LEAK IN FORWARD FUEL CELL NR 1. TROUBLESHOOTING REVEALED TANK TO BE CRACKED. 1.5 INCH LONG CRACK IN BOTTOM OF FUEL TANK. FUEL TANK CRACKED NEAR LEFT SIDE. AFT GRAVITY FEED ADAPTER MOUNTING FLANGE. REPAIRED IAW SD3-30 STRUCTUR ## 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 = 'N331SB' AND deregistration_id = 'N331SB-2016-04-25' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N331SB-2016-04-25/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.