Cessna T210N

Service difficulty reports · 193

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  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = 'T210N'
  ORDER BY difficulty_date DESC"

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SDR 2001FA0000524Spar · crackedTHE FRONT SPAR,ATTACHMENT BRACKET,UPPER AND LOWER SPARS, AND DOUBLERS OF THE HORIZONAL STABILIZER WAS CRACKED.Nov 5, 2001 · N843YT · Cessna T210N · Horizontal Stabilizer, Spar/RibSDR FPI2001F00000Trunnion · crackedTHE PN 1243009-7 TRUNNION ASSEMBLY CRACKED AT THE TRUNNION ASSEMBLY-LOWER (ITEM 14), WHERE THE TWO LEGS MEET THE CIRCULAR PORTION THAT ATTACHES TO THE BARREL ASSEMBLY. THIS PART SHOWED SIGNS OF A PRE-EXISTING CRACK AT BOTH LEGS. THIS AREA IS DIFFICULT TO INSSep 17, 2001 · N4702C · Cessna T210N · Nose/Tail Landing Gear Attach SectionSDR 010726Relief Valve · malfunctionedAFTER A REBUILT TCM ENGINE WAS INSTALLED INTO THIS AIRFRAME A SECOND REBUILT ABSOLUTE PRESSURE RELIEF VALVE FROM CONSOLIDATED FUEL SYSTEMS, INC. WAS INSTALLED AND THE ENGINE WOULD NOT PRODUCE 36.5 IN OF MANIFOLD PRESSURE REQUIRED FOR TAKEOFF. REINSTALLED THE OJul 26, 2001 · N6506G · Cessna T210N · Manifold Pressure (MP) IndicatingSDR 010204Relief Valve · failedA TCM REBUILT ENGINE WAS INSTALLED INTO THIS AIRCRAFT WITH ALL THE ASSOIATED NEW PARTS. THE AIRCRAFT COULD NOT ACHIVE 36.5 IN. AT 2700 RPM FOR TAKEOFF POWER. ALL INDICATING INSTRUMENTS WERE VERIFIED FOR CALIBRATION. WE INSTALLED THE OLD ABSOLUTE PRESSURE RELJul 23, 2001 · N6506G · Cessna T210N · Manifold Pressure (MP) IndicatingSDR B3OR20010005Switch · improper partDURING INSTALLATION OF MAIN LANDING GEAR ACTUATORS AFTER COMPLIANCE WITH SEB01-2, A MAIN LANDING GEAR DOWN INDICATION SWITCH WAS FOUND DAMAGED. THE SWITCH, P/N S1377-1 FROM THE ILLUSTRATED PARTS MANUL, WAS ORDERED FROM CESSNA. WHAT WAS RECEIVED HAD THE CORRECTJun 29, 2001 · N6621A · Cessna T210N · Landing Gear Position and WarningSDR FPI2001F00004Spring · brokenSPRING ON SHUTTLE VALVE FLAPPER DOOR (ENGINE DRIVEN VACUUM PUMP SIDE) BROKE SHELLING OUT ENGINE DRIVEN VACUUM PUMP THUS ALLOWING ENGINE VACUUM TO VENT THROUGH ENGINE DRIVEN PUMP, CAUSING TOTAL LOSS OF VACUUM SYSTEM.Jun 13, 2001 · N2145U · Cessna T210N · Vacuum Distribution SystemSDR 20010301CW011Oil Filter · flakingPIECES OF THE SEALANT USED TO SEPARATE INLET AND OUTLET CHAMBERS INSIDE THE OIL FILTER ARE BREAKING OFF AND ARE BEING FOUND IN THE FILTER PLEATS AND IN THE SUMP ON THE SUCTION SCREEN. THESE PIECES COULD BLOCK AN OIL PASSAGE IN THE PRESSURE SYSTEM AND STARVE AMar 1, 2001 · N5201A · Cessna T210N · Engine Oil Distribution (Airframe Furnished)SDR 20010322CW004Fitting · crackedDURING ANNUAL INSPECTION THE HORIZONTAL STABILIZER ATTACHMENT POINT REINFORCEMENT ON THE LEFT SIDE WAS FOUND CRACKED. THIS REINFORCEMENT WAS THE NEW STYLE STEEL PN 12326241 THAT WAS CRACKED. THIS AC IS USED FOR LOW LEVEL OVERLAND SURVEY AND THESE REINFORCEMEFeb 5, 2001 · N967CC · Cessna T210N · Horizontal Stabilizer StructureSDR 20010322CW003Bulkhead · crackedHORIZONTAL STABILIZER WAS REMOVED FOR THE REPLACEMENT OF AFT REINFORCEMENTS. THE BULKHEAD ASSEMBLY PN1212133-1 WAS NOTICED TO BE CRACKED AT LEFT AFT RELIEF CUTOUT, JUST FORWARD OF THE HORIZONTAL STABILIZER AFT ATTACHMENT. CRACK WAS ABOUT .3750 INCH LONG. PNFeb 5, 2001 · N967CC · Cessna T210N · Fuselage Main, BulkheadSDR 20010214CW004Rod End · brokenBEARING OF NOSE LANDING GEAR ACTUATING ROD ROD END SEPARTED FROM BODY OF ROD END, CAUSING RT NLG DOOR TO CLOSE UNDER AIR LOAD PRIOR TO NLG RETRACTION, DAMAGING DOOR. DOOR AND ROD END WERE REPLACED. GEAR EXTENSION/RETRACTION IS NORMAL.Jan 15, 2001 · N5495A · Cessna T210N · Landing Gear Retraction/Extension SystemSDR B3OR20010001Boot Assembly · small cutsThis aircraft has an electronic carbon monoxide detector. In cruise flight, the detector registered a reading of 98 ppm CO. OSHA limits exposure to 50 ppm in normal circustances, avation sources suggest a much more conservative 10 to 20 ppm due to the elevatedDec 6, 2000 · N9403Y · Cessna T210N · Engine Exhaust SystemSDR 20001214SH025Bracket · crackedDURING ANNUAL INSPECTION, MECHANIC FOUND REINFORCEMENT BRACKET LOCATED CENTER AFT ON HORIZONTAL STABILIZER WAS CRACKED. POSSIBLE CAUSE, MOVING AIRCRAFT VIA HORIZONTAL STABILIZER AND NOT WITH TOW POINTS. INSTALLED NEW AND IMPROVED BRACKETS PER SEB00-10. (X)Nov 20, 2000 · N6509N · Cessna T210N · Horizontal Stabilizer StructureSDR 20001120SH003Valve · wornCYLINDER NR 4 REMOVED FOR LOW COMPRESSION DUE TO LEAKAGE PAST THE EXHAUST VALVE. THE REPAIR STATION THAT REPAIRED THE CYLINDER ASSY REPLACED THE INTAKE AND EXHAUST VALVES, EXHAUST VALVE GUIDE, AND ASSOCIATED PARTS. THE INTAKE VALVE''S FACE WAS CUPPED, EXHAUSOct 15, 2000 · N967CC · Cessna T210N · Reciprocating Engine Cylinder SectionSDR 20001218SH011Bracket · crackedDURING PRE-FLIGHT INSPECTION, PILOT NOTED LEFT STABILIZER BRACKET BROKEN. SUBMITTER RECOMMENDED CLOSE INSPECTION OF THIS AREA DURING PRE-FLIGHT, 100-HOUR, ANNUAL INSPECTIONS, AND TO C/W CESSNA SE 84-17. (X)Oct 4, 2000 · N1766U · Cessna T210N · Horizontal Stabilizer StructureSDR 20001120SH004Valve · wornCYLINDER NR 2 REMOVED FOR LOW COMPRESSION DUE TO LEAKAGE PAST THE INTAKE VALVE. THE REPAIR STATION THAT REPAIRED THE CYLINDER ASSEMBLY REPLACED THE INTAKE AND EXHAUST VALVES, EXHAUST GUIDE, AND ASSOCIATED PARTS. THE INTAKE VALVE''S FACE WAS CUPPED, EXHAUST VSep 20, 2000 · N967CC · Cessna T210N · Reciprocating Engine Cylinder SectionSDR 20000728SH002Line · leakingSTC SA01194NY WAS INSTALLED IN THIS AIRCRAFT. THIS IS AN ELECTRIC AIR CONDITIONING SYSTEM. PILOT HAD A NEW DEVICE, A TOXIBEE ELECTRONIC CO DETECTOR. DURING FLIGHT THE DETECTOR ALARM ACTUATED INDICATING AN UNSAFE LEVEL OF CO. MAINTENANCE INSPECTED AIRCRAFT ANDJul 27, 2000 · N5515Y · Cessna T210N · Air Conditioning SystemSDR 20000728SH001Line · leakingSTC SA01194NY WAS INSTALLED IN THIS AIRCRAFT. THIS IS AN ELECTRIC AIR CONDITIONING SYSTEM. PILOT HAD A NEW DEVICE, A TOXIBEE ELECTRONIC CO DETECTOR. DURING FLIGHT, DETECTOR ALARM ACTUATED INDICATING AN UNSAFE LEVEL OF CO. MAINTENANCE INSPECTED AIRCRAFT AND FOJul 27, 2000 · N5515Y · Cessna T210N · Air Conditioning SystemSDR 20000728SH011A/C Pack · misinstalledDURING ROUTINE FLIGHT, PILOTS WERE TRYING OUT A NEW ELECTRONIC CO DETECTOR, TOXIBEE, AND THE UNIT REGISTERED 50 PPM OF CO (MAXIMUM THAT IT WILL REGISTER). THIS AIRCRAFT JUST HAD AN AIR CONDITIONING SYSTEM INSTALLED PER STC SA01194NY. MAINTENANCE INVESTIGATED TJul 10, 2000 · N5515Y · Cessna T210N · Air Conditioning SystemSDR 20000627SH012Switch · missingPILOT REPORTED AFTER TAKEOFF AND NORMAL CLIMB, NOTICED THE GEAR UP AND LOCKED LIGHT WAS NOT ILLUMINATED. THE PUSH TO TEST FUNCTION OPERATED NORMALLY. UPON LANDING, MAINTENANCE DISCOVERED THE NOSE GEAR UPLIMIT SWITCH HAD FAILED. THE PLUNGER ASSY WAS COMPLETJun 13, 2000 · N5515Y · Cessna T210N · Landing Gear Retraction/Extension SystemSDR 20000802SH028Actuator · brokenRIGHT MAIN GEAR DID NOT FULLY RETRACT. GEAR WAS EXTENDED AND AIRCRAFT LANDED WITHOUT PROBLEMS. FOUND THE RT MLG ACTUATOR BODY BROKEN JUST FORWARD OF THE ROLLER BEARING. THIS ALLOWED THE RACK AND PINION GEARS TO ''''JUMP A TOOTH''''. THE ACTUATOR BODY, P/N Jun 10, 2000 · N4673Y · Cessna T210N · Landing Gear ActuatorSDR 20000417SH013Fitting · crackedBOTH AFT INBOARD HORIZONTAL STABILIZER ATTACH POINTS CRACKED ABOVE BOLT HOLE. LEFT HORIZONTAL STABILIZER DOUBLER AT REAR SPAR ATTACH POINT CRACKED, MOST AFT CHANNEL OF REAR SPAR OF HORIZONTAL STABILIZER HAS A 1 INCH CRACK IN RADIUS FORWARD OF MOST OUTBOARD LApr 17, 2000 · N6960N · Cessna T210N · Horizontal Stabilizer StructureSDR 20000405SH018Switch · corrodedWHILE IN-FLIGHT, GEAR HANDLE WAS LOWERED. HYDRAULIC PUMP ACTUATED, THEN STOPPED. TOTAL ELECTRICAL FAILURE WAS OBSERVED. GEAR WAS EXTENDED MANUALLY. LANDING ACCOMPLISHED. EXAMINATION OF THE MASTER SWITCH SOLENOID REVEALED AN OPEN ELECTROMAGNET COIL WIRE. Feb 15, 2000 · N6210Y · Cessna T210N · DC Power Distribution SystemSDR 99ZZZX3846Brake · malfunctionedON TAXI OUT FOR TAKEOFF, RT BRAKE JAMMED IN APPLIED POSITION. INVESTIGATION REVEALED PRIMARY CAUSE WAS PISTON HAD EXTENDED TOO FAR FROM BRAKE CYLINDER AND HAD JAMMED IN APPLIED POSITION DUE TO EXCESSIVELY WORN LININGS AND UNAPPROVED SHIM BETWEEN BRAKE CYLINDEAug 26, 1999 · N1937V · Cessna T210N · BrakeSDR 99ZZZX3166Pump · failedREPEATEDLY HAD TO ADJUST LOW PRESSURE. ADJUSTED TO 6 POUNDS. AFTER FLIGHT, ENGINE QUIT AT IDLE ON GROUND. PRESSURE WENT TO 2 POUNDS. SUBMITTER STATED HAD TO BE ADJUSTED 4 TIMES.Jul 26, 1999 · N6622N · Cessna T210N · Engine Fuel PumpSDR 99ZZZX2440Bushing · misinstalledWHEN NR 2 CYLINDER WAS REMOVED FOR REPAIR, NOTED THE CONNECTING ROD BUSHING HAD BEEN PUSHED OUT OF THE CONNECTING ROD FOR A DISTANCE OF ABOUT .1250 INCH. FURTHER EXAMINATION OF THE ENGINE REVEALED 2 MORE BUSHINGS THAT HAD BEEN SIMILARLY DISPLACED. CLOSER EXAJun 10, 1999 · N5360U · Cessna T210N · Reciprocating Engine Cylinder SectionSDR 99ZZZX2565Actuator · crackedDOWNLOCK ACTUATORS COULD NOT BE RIGGED TO SPECS. DURING ANNUAL INSPECTION CHECK, FOUND ROD STICKING. SENT IN FOR OVERHAUL. FOUND INTERNAL GUIDE DAMAGED, P/N 9851048-2. INSTALLED AFTER OVERHAUL (17 YRS OLD). SUBMITTER SUGGESTED PART SHOULD HAVE LIFE-LIMIT OMay 19, 1999 · N4620Y · Cessna T210N · Landing Gear ActuatorSDR 99ZZZX2564Actuator · crackedDOWNLOCK ACTUATORS COULD NOT BE RIGGED TO SPECS. DURING ANNUAL INSPECTION CHECK, FOUND ROD STICKEY. SENT IN FOR OVERHAUL. FOUND INTERNAL PN 1280246-1 CRACKED AND PN 1280120-3 WITH DEEP SCRATCH. UNIT CONSIDERED B.E.R. (17 YRS OLD). REPLACED WITH OVERHAULEDMay 19, 1999 · N4620Y · Cessna T210N · Landing Gear ActuatorSDR 99ZZZX2236Downlock · damagedDOWNLOCK ACTUATORS COULD NOT BE RIGGED TO SPEC DURING ANNUAL INSPECTION CHECK. FOUND ROD STICKING. SENT IN FOR OVERHAUL, FOUND INTERNAL P/N 1280246-1 CRACKED AND P/N 1280120-3 DEEP SCRATCH. UNIT CONSIDERED B.B.R. (17 YRS OLD). REPLACED WITH OVERHAULED EXCHMay 19, 1999 · N4620Y · Cessna T210N · Landing Gear Retraction/Extension SystemSDR CA990531009Connecting Rod · fractured(CAN) INITIAL INVESTIGATION REVEALED A 2 INCH HOLE THROUGH THE TOP OF THE RIGHT ENGINE BLOCK. THE RIGHT MAGNETO BROKE AND VIEWING THROUGH THE HOLE OF THE CRANKSHAFT, THE CONNECTING ROD WAS FOUND DESTROYED.May 11, 1999 · Cessna T210N · Reciprocating Engine Power SectionSDR CA990514003Roll Pin · missing(CAN) AFTER PROPELLER INSTALLATION, WHILE CARRYING OUT AN ENGINE RUNUP AT 2,700 RPM, THERE WAS A VIBRATION SIMILAR TO MISS ON A CYLINDER. THE ENGINE WAS SHUT DOWN. P OST RUNUP INVESTIGATION FOUND THAT ONE OF THE PROP BLADES COULD BE MOVED BY HAND. T HE PROPELLMay 7, 1999 · Cessna T210N · Propeller AssemblySDR 99ZZZX2020Bolt · looseWHILE C/W ANNUAL, THE NAS 565-33 BOLTS THAT HOLD THE MAIN GEAR DOWNLOCK SUPPORTS LEFT 1241618-5 AND RIGHT 124618-6 IN PLACE, WERE FOUND LOOSE. THIS IS THE SECOND TIME FOR THESE BOLTS. THE FIRST TIME WAS 100 HOURS AND 145 LANDINGS AGO. AT THAT TIME, THE BOLTApr 11, 1999 · N6506G · Cessna T210N · Landing Gear Retraction/Extension SystemSDR 99ZZZX1116Pump · failedUNABLE TO TURN FUEL PRESSURE DOWN. UNABLE TO REGULATE PRESSURE.Feb 23, 1999 · N6622N · Cessna T210N · Engine Fuel PumpSDR 99ZZZX534Clamp · looseENGINE SUDDENLY LOST M.P. AT FL 17, DESCENDED TO FL 10 WHERE M.P. STABILIZED. DIVERTED TO NEAREST AIRPORT FOR INSPECTION. FOUND INDUCTION NOSE SEPARATED FROM INLET ADAPTER DUE TO LOOSE OR DEFECTIVE NOSE CLAMP. SECURED CLAMPS AND ENGINE. OPS CHECK OK. MALFJan 12, 1999 · N9371Y · Cessna T210N · Engine Air Intake SystemSDR 98ZZZX4786Actuator · failedUPON REQUEST OF RAYTHEON AEROSPACE IOC TO INSPECTION RECENTLY CHANGED NLG ACTUATOR FOR DOWNLOCK PIN PROTRUSION PER SEB 95-20/SK210-155 WHICH SHOWS PROTRUSION TO BE .325 INCH PLUS OR MINUS .005 INCH. THIS RECENTLY INSTALLED ACTUATOR WAS FOUND TO HAVE .280/.291Dec 7, 1998 · N5416U · Cessna T210N · Landing Gear ActuatorSDR CA990318017Windshield · crazed(CAN) WINDOW CRAZED BEYOND LIMITS. REPLACED.Oct 23, 1998 · Cessna T210N · Flight Compartment WindowsSDR 98ZZZX4077Fuel Pump · leakingAFTER ENGINE INSTALLATION POST-RUN, THE FUEL PUMP LEAKED FORM DRAIN TUBE. RAN ENGINE SEVERAL MORE TIMES. THIS DID NOT REMEDY THE CONDITION.Oct 1, 1998 · N4702C · Cessna T210N · Engine Fuel PumpSDR 98ZZZX4076Fuel Pump · out of adjustENGINE CAME IN RUNNING ROUGH. FOUND FUEL PRESSURE HIGH. ADJUSTED PUMP AND RETURNED TO SERVICE. APPROXIMATELY 50 HOURS LATER, AIRCRAFT CAME IN WITH THE SAME CONDITION. THE THIRD TIME, PUMP WOULD NOT ADJUST AND PUMP WAS REJECTED.Oct 1, 1998 · N4372Y · Cessna T210N · Engine Fuel PumpSDR 99ZZZX269Bolt · failedHEAD SEPARATED FROM ROD BOLT. SUBMITTER STATED CONTINENTAL ALSO ALLOWED RE-USE. CRUISE FLIGHT FAILURE. SUBMITTER SUGGESTED CONTINENTAL SPECIFY MANDATORY ROD BOLT REPLACEMENT WITH NEW AT OVERHAUL.Sep 11, 1998 · N9535Y · Cessna T210N · Reciprocating Engine Power SectionSDR 98ZZZX3283Skin · delaminatedLEFT MAIN GEAR DOOR P/N 121150-207 DELAMINATED AND SKIN RIPPED OFF IN CRUISE FLIGHT HITTING THE LEFT SIDE OF HORIZONTAL STABILZER DENTING LEADING EDGE AND PUTTING A HOLE IN TOP OF HORIZONTAL STABILIZER. ALL GEAR DOORS WERE REPLACED WITH SERVICEABLE DOOR AT TAAug 21, 1998 · N6048N · Cessna T210N · Landing Gear DoorsSDR 98ZZZX3455Bolt · looseON MAIN LANDING GEAR ACTUATOR CAP DURING PHASE 4 INSPECTION FOUND ONE AN175M22A BOLT BACKED OUT APPROXIMATELY .3750 INCH; ALL BOLTS FOUND LOOSE. SUBMITTER STATES THIS HAS BEEN A RECURRING PROBLEM ON 172RG, R182, AND 210 SERIES AIRCRAFT AT THIS FACILITY.Aug 1, 1998 · N6224Y · Cessna T210N · Landing Gear ActuatorSDR 98ZZZX2128Blade · failedAFTER RUN-UP, MECHANIC MOVED PROP BY HAND AND ONE BLADE ROTATED 90 DEGREES, THE OTHER 2 BLADES STAYED IN CORRECT POSITION.May 27, 1998 · N84BP · Cessna T210N · Propeller AssemblySDR AU980606Torque Link · cracked(AUS) NOSE LANDING GEAR UPPER TORQUE LINK CONTAINED THREE CRACKS IN THE AREA ADJACENT TO THE SQUAT SWITCH MOUNT HOLES. PART TC: 3,467.May 26, 1998 · Cessna T210N · Nose/Tail Landing Gear Strut/AxleSDR AU980605Trunnion · cracked(AUS) NOSE LANDING GEAR LOWER TRUNNION CRACKED ON THE SIDE BRACE ATTACHMENT LUGS. CRACKING INITIATED IN THE MACHINING RADIUS. PART TC: 3,647.May 26, 1998 · Cessna T210N · Nose/Tail Landing Gear Attach SectionSDR 98ZZZX2121Resistor · burnedTHE PILOT NOITCED SMOKE IN THE COCKPIT APROXIMATELY 6 MINUTES AFTER TAKEOFF. ELECTRICAL POWER WAS TURNED OFF AND THE PILOT RETURNED TO THE AIRPORT WITHOUT FURTHER INCIDENT. THE PILOT AND ONE PASSENGER WERE NOT INJURIED EXCEPT FOR A SMALL SOLDER BURN ON THE PMay 26, 1998 · N4616C · Cessna T210N · Passenger/Crew DoorsSDR 98ZZZX356Switch · crackedNOSE GEAR UPLOCK SWITCH PLUNGER CRACKS AT INSERT (PLASTIC). SECOND AIRCRAFT IN LAST YEAR WITH THIS PROBLEM DISCOVERED DURING ANNUAL INSPECTION. THIS CRACKING PERMITS MOISTURE INSIDE THE HOUSING CAUSING ERRONEOUS UNLOCK INDICATIONS IN COCKPIT WHEN GEAR IS ACTDec 1, 1997 · N5515Y · Cessna T210N · Landing Gear Position and WarningSDR 97ZZZX4883Valve · defectiveLEFT/RIGHT FUEL TANK NOT FEEDING ENGINE EQUALLY. LT FUEL QUANTITY SLOWER TO EMPTY. ACTING LIKE ONLY FEEDING FROM RT TANK. FUEL RETURN PORTION OF FUEL SELECTOR INTERNALLY LEAKING CAUSING RETURN FUEL FLOW TO LT TANK ONLY. RESEAL FUEL SELECTOR VALVE.Nov 19, 1997 · N4891U · Cessna T210N · Fuel Selector/Shut-Off ValveSDR 97ZZZX4778Exhaust · crackedWHILE CHANGING A CRACKED TURBO INLET (PN K1250860M-105), THE HEAT EXCHANGER WAS FOUND CRACKED. OUT OF 4 AIRCRAFT WITH THIS STC EXHAUST, ALL 4 HAVE HAD THE TURBO INLETS CRACK. THE REPLACEMENTS ARE ASSEMBLED DIFFERENTLY, APPARENTLY TO PREVENT THIS PROBLEM. THOct 29, 1997 · N9403Y · Cessna T210N · Engine Collector/Tailpipe/NozzleSDR 97ZZZX4529Hose · leaksSTRATOFLEX HOSE ASSY LEAKS. HOSE HARD AND BRITTLE. SUBMITTER STATED HOSES IN THE ENGINE COMPARTMENT OF TURBO AIRCRAFT DO NOT SEEM TO LAST AS LONG (DUE TO HEAT). ONLY 2 YEARS, 6 MONTHS OLD.Oct 1, 1997 · N4905C · Cessna T210N · Aircraft Fuel Distribution SystemSDR 97ZZZX4147Ammeter · mismarkedWHILE REPLACING BAD AMMETER, NOTICED THE MARKINGS FOR PLUS AND MINUS WERE OPPOSITE OF THE ORIGINAL GAUGE. THE AMMETER WAS BENCH CHECKED FOR PROPER DEFLECTION AND IT WAS FOUND MIS-MARKED. WHEN INSTALLED AND HOOKED UP AS THE ORIGINAL GAUGE WAS, OPS CHECK NORMASep 9, 1997 · N6621A · Cessna T210N · DC Indicating SystemSDR 97ZZZX4623O-Ring · failedNLG ACTUATOR FWD O-RING BECAME HARD, BRITTLE, WAS CUT IN 2 SPOTS .25 INCH APART, THEN ROLLED. WHEN GEAR EXTENDED FOR LANDING, HYD PUMP FORCED ALL THE HYD FLUID OVERBOARD THROUGH THE CUT O-RING. ELECTRIC HYD PUMP CONTINUED TO RUN UNTIL THE MAIN GEAR CIRCUIT BSep 3, 1997 · N6355C · Cessna T210N · Landing Gear Retraction/Extension System
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