# Service difficulty reports: N26496 A list on [N26496](https://openairdocs.org/aircraft/N26496.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR 2012FA0000011](https://openairdocs.org/sdr/2012FA0000011.md): Stator · cracked · Dec 21, 2011 · N26496 · Cessna 550 · Brake > ON LANDING ROLLOUT, LT MAIN GEAR BRAKE LOCKED UP. UPON DISASSEMBLY AND INSP OF MALFUNCTIONING BRAKE BY MECHANIC, IT WAS DISCOVERED THAT THE STATOR DISK (1 OF THE 2 ON THE BRAKE ASSY) CLOSEST TO THE INBD SIDE HAD CRACKED AND SHATTERED INTO 4 LARGE SEGMENT PIEC - [SDR B3OR20050614](https://openairdocs.org/sdr/B3OR20050614.md): Pump · seized · Jun 13, 2005 · N26496 · Cessna 550 · Landing Gear Brake System > DURING APPROACH, WHILE LOWERING GEAR, PILOT IN COMMAND NOTICED "ANTI SKID INOP" LIGHT ILLUMINATED. PILOTS FOLLOWED EMERGENCY CHECKLIST PROCEDURES & MADE AN UNEVENTFUL LANDING AT HOME FIED. HOWEVER, EMERGENCY BRAKE SYS HAD TO BE USED TO BRING ACFT TO A STOP. MX - [SDR B30R20050405](https://openairdocs.org/sdr/B30R20050405.md): Motor · inoperative · Feb 4, 2005 · N26496 · Cessna 550 · Landing Gear Brake System > AFTER LANDING DURING TAXI BACK TO THE RAMP, PILOT EXPERIENCED POWER BRAKE FAILURE. WAS ABLE TO CONTROL THE AIRCRAFT AND RETURN IT TO THE PARKING RAMP SAFELY. MECHANIC'S TROUBLESHOOTING REVEALED THAT THE POWER PACK PUMP MOTOR HAD FAILED. THE POWER PACK ASSEM - [SDR B3OR20050205](https://openairdocs.org/sdr/B3OR20050205.md): Trim Motor · jammed · Jan 4, 2005 · N26496 · Cessna 550 · Elevator Tab Control System > AIRCRAFT WAS AOG FOR ELEVATOR ELECTRIC TRIM ACTUATOR. WHEN PART WAS RECIEVED FROM VENDOR IT WAS DISCOVERED THAT THE AFT TRIM CABLE WAS ROUTED BETWEEN THE CABLE DRUM AND THE CLUTCH ASSEMBLY JAMMING THE CLUTCH ASSEMBLY. THE CABLE DRUM CLUTCH COULD NOT DISENGAGE - [SDR B3OR20050105](https://openairdocs.org/sdr/B3OR20050105.md): Trim Motor · jammed · Jan 4, 2005 · N26496 · Cessna 550 · Elevator Tab Control System > AIRCRAFT WAS AOG FOR ELEVATOR ELECTRIC TRIM ACTUATOR. WHEN PART WAS RECIEVED FROM VENDOR IT WAS DISCOVERED THAT THE AFT TRIM CABLE WAS ROUTED BETWEEN THE CABLE DRUM AND THE CLUTCH ASSEMBLY JAMMING THE CLUTCH ASSEMBLY. THE CABLE DRUM CLUTCH COULD NOT DISENGAGE - [SDR B30R20050105](https://openairdocs.org/sdr/B30R20050105.md): Actuator · malfunctioned · Jan 3, 2005 · N26496 · Cessna 550 · Elevator Tab Control System > DURING PREFLIGHT OF AIRCRAFT, PILOT HEARD A NOISE IN WHILE OPERATING ELEVATOR ELECTRIC TRIM. TROUBLESHOOTING REVEALED THAT THE TRIM CABLES IN THE ELEVATOR ELECTRIC TRIM ACTUATOR HAD CROSSED. A REPLACEMENT ELECTRIC TRIM ACTUATOR WAS ORDERED. UPON RECEIPT OF - [SDR B3OR20031119](https://openairdocs.org/sdr/B3OR20031119.md): Duct · cracked · Nov 4, 2003 · N26496 · Cessna 550 · Turbine Engine Bypass Section > DURING A PHASE 3 AND 4 INSPECTION, IT WAS DISCOVERED THAT THE FORWARD INNER BY-PASS DUCT HAD A CRACK. THE CRACK WAS LOCATED AT THE 6 O'CLOCK POSITION AND WAS ABOUT AND INCH-AND-A-HALF LONG. THE DUCT WAS REMOVED AND A NEW FORWARD INNER BY-PASS DUCT WAS INSTALLE - [SDR VERTEX3](https://openairdocs.org/sdr/VERTEX3.md): Pump · scored · Sep 25, 2003 · N26496 · Cessna 550 · Fuel Boost Pump > AFTER FINDING CHAFED FUEL BOOST PUMP WIRING ARCING AGAINST MOTIVE FLOW FUEL SUPPLY LINE ON RT SIDE LT FUEL BOOST PUMP WAS ALSO INSPECTED. WIRING ON LT (NO ARCING AT THIS TIME) HAD RUBBED INTO MOTIVE FLOW FUEL SUPPLY LINE TO A POINT THAT SUPPLY LINE P/N 6526355 - [SDR VERTEX2](https://openairdocs.org/sdr/VERTEX2.md): Wire · sparks · Sep 24, 2003 · N26496 · Cessna 550 · Fuel System Wiring > RIGHT BOOST PUMP WIRING CHAFED ON MOTIVE FLOW FEED LINE IN FUEL BAY. CHAFED WIRE CAUSED ELECTRICAL ARC DAMAGE TO FUEL LINE. THIS APPEARS TO BE AN ORIGINAL BOOST PUMP. PROBLEM WAS NOTED DURING DEFUELING USING THE BOOST PUMP TO REMOVE FUEL FOR MAINTENANCE. THE 1 - [SDR 2001FA0000400](https://openairdocs.org/sdr/2001FA0000400.md): Stator · broken · Aug 28, 2001 · N26496 · Cessna 550 · Brake > FOLLOWING A NORMAL LANDING AND ROLL OUT FOR A RIGHT TURN ON TO THE TAXI WAY THE RIGHT MAIN WHEEL LOCKED UP. AFTER JACKING THE MAIN WHEEL AND PULLING THE TIRE, A PIECE OF STATOR WAS FOUND COMPLETE BROKEN OUT OF THE STATOR CAUSING THE WHEEL TO LOCK. THIS BRAKE - [SDR 20010222CW010](https://openairdocs.org/sdr/20010222CW010.md): Stringer · cracked · Jan 19, 2001 · N26496 · Cessna 550 · HF Communications System > DURING SCHEDULED INSPECTION, IT WAS FOUND THAT SUPPORT PN1455078519 HAD CAUSED THE STRINGER AT/FS428.5/ TO CRACK AND PULL ATTACHING RIVETS LOOSE. THE AC, AT FACTORY, HAD ADDITIONAL EQUIPMENT RACKS INSTALLED. IT SHOULD BE NOTED THAT CLOSER ATTENTION SHOULD B - [SDR 20010222CW012](https://openairdocs.org/sdr/20010222CW012.md): Bracket · cracked · Jan 17, 2001 · N26496 · Cessna 550 · Fuselage Miscellaneous Structure > DURING SCHEDULED INSPECTION, IT WAS FOUND THAT THE RIGHT HAND BATTERY SUPPORT BRACKET HAD A CRACK 3/4 OF THE WAY THROUGH THE SUPPORT CHANNEL. THIS BRACKET SUPPORTS HALF OF THE WEIGHT OF YOU NICAD OR LEAD ACID BATTERY. IT SHOULD BE CAREFULLY LOOKED AT DURING - [SDR 20000828SH025](https://openairdocs.org/sdr/20000828SH025.md): Screw · loose · Aug 8, 2000 · N26496 · Cessna 550 · Nose/Tail Landing Gear Attach Section > ON THIS ACFT AND SEVERAL OTHERS (4614N, 26494) THE SCREWS HOLDING THE LT AND RT UPPER NOSE AND TRUNNION IN PLACE HAVE BEEN FOUND LOOSE. THERE IS NO INSPECTION PROCEDURE OR TIME FRAME CALLED OUT IN THE MM. (X) - [SDR 99ZZZX1135](https://openairdocs.org/sdr/99ZZZX1135.md): Valve · malfunctioned · Feb 24, 1999 · N26496 · Cessna 550 · Cabin Pressure Control System > NEW FLAPPER TYPE CHECK VALVE WAS INSTALLED AND AIRCRAFT WAS PRESSURIZED WITH TEST UNIT. EXCESSIVE CABIN LEAK RATE WAS TRACED TO FAILED CHECK VALVE. THE RUBBER LINER STARTED COMING LOOSE FROM THE FLAPPER PART OF THE VALVE AND FOLDED PREVENTING IT FROM CLOSING - [SDR 99ZZZX263](https://openairdocs.org/sdr/99ZZZX263.md): Valve · malfunctioned · Dec 22, 1998 · N26496 · Cessna 550 · Airfoil Anti/De-ice System > DURING FLIGHT, THE RT HAND ANTI-ICE APPEARED TO WORK NORMALLY FOR 6 MINUTES, LIGHT FLICKERED FOR 3 MINUTES, THEN REMAINED STEADY. AMMETER FOR BOTH LT AND RT GENERATORS MATCHED. LIGHT FLICKERED AT LOW AMPERAGE. TROUBLESHOOTING OF ANTI-ICE SYSTEM REVEALED STA - [SDR 98ZZZX1543](https://openairdocs.org/sdr/98ZZZX1543.md): Hinge Assy · corroded · Apr 9, 1998 · N26496 · Cessna 550 · Passenger/Crew Doors > CABIN DOOR REMOVED TO CHANGE BEARING ASSYS IN DOOR HINGE AND CORROSION DAMAGE WAS DISCOVERED IN HINGE. THIS IS MADE OF MAGNESIUM AND THE CORROSION DAMAGE WOULD NOT BE REMOVED WITHOUT COMPROMISING THE HINGE INTEGRITY. REASON FOR CORROSION WAS LACK OF LUBRICATI - [SDR 97ZZZX3819](https://openairdocs.org/sdr/97ZZZX3819.md): Switch · failed · Aug 15, 1997 · N26496 · Cessna 550 · Landing Gear Brake System > MECHANIC NOTICED POWER BRAKE PUMP STOPPED CYCLING AFTER FLIGHT, IT NORMALLY CYCLES EVERY MINUTE OR SO TO RECHARGE PRESSURE ACCUMULATOR. LACK OF CYCLING TRACED TO OPEN PRESSURE SWITCH WHICH WAS REPLACED AND OPS RETURNED TO NORMAL. SUBMITTER HAS HAD TO CHANGE - [SDR 97ZZZX3717](https://openairdocs.org/sdr/97ZZZX3717.md): Pressure Switch · failed · Jul 1, 1997 · N26496 · Cessna 550 · Brake Anti-Skid Section > DURING A DAILY INSPECTION, A/C POWER WAS TURNED ON. THE ANTI-SKID BRAKE PUMP BEGAN TO RUN, BUT WOULD NOT SHUT OFF ONCE SYSTEM PRESSURE WAS MADE. TROUBLESHOOTING REVEALED A BAD IN-LINE PRESSURE SWITCH. SWITCH WAS INSTALLED 459.4 HOURS AGO. TAKING INTO CONSI - [SDR 96ZZZX3522](https://openairdocs.org/sdr/96ZZZX3522.md): Stiffener · cracked · May 24, 1996 · N26496 · Cessna 550 · Wing Miscellaneous Structure > THIS PART HAS BEEN FOUND CRACKED IN EACH OF FOUR 550'S. THE CRACKS ARE LOCATED ON THE FLANGES OF THE STIFFENER AND ARE VERY MINUTE. SUBMITTER STATED NOT SURE WHAT THE CAUSE OF THESE CRACKS ARE, THEY ARE ALL IN THE SAME LOCATION AND CAN BE SEEN BY LOOKING UP ## 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 = 'N26496' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N26496/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.