Pilatus PC-12/47

Service difficulty reports · 273

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duckdb -csv -c "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 aircraft_model_key = 'PC1247'
  ORDER BY difficulty_date DESC"

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SDR CA140702005Selector Valve · leaking(CAN) HYDRAULIC LANDING GEAR SELECTOR VALVE LEAKING FLUID FROM SELECTOR SHAFT. REPLACED SELECTOR VALVE WITH OVERHAULED REPLACEMENT, LEAK CHECK SATISFACTORY.Jun 30, 2014 · Pilats PC1247 · Landing Gear Retraction/Extension SystemSDR CA140625007Gauge · leaking(CAN) HYDRAULIC FLUID IN LOWER PANEL LEAKING FROM ABOVE MENTIONED VALVE. REPLACED VALVE WITH NEW NO LEAKS.Jun 25, 2014 · Pilats PC1247 · Hydraulic System, MainSDR L2QR201406250001Fuel Nozzle · unsecureDURING HOT SECTION INSPECTION IT WAS DISCOVERED THAT FOUR FUEL NOZZLE ASSEMBLY KEY WASHERS NOT PROPERLY BENT TO SECURE NOZZLE. TABS WERE BENT OVER THE FUEL NOZZLE ADAPTER INSTEAD OF THE FUEL NOZZLE ASSEMBLY.Jun 25, 2014 · Pilats PC1247 · Fuel Injector NozzleSDR CA140618008Connector · damaged(CAN) PILOT REPORTED LOSS OF LPV APPROACH. DURING INSPECTION/INVESTIGATION, FOUND THE RF CABLE CONNECTORS ON BOTH GPS ANTENNAS TO BE UNSERVICEABLE. THE NUT HAD SEPARATED FROM THE BODY OF THE CONNECTOR SO THAT THE CONNECTOR NUT COULD BE TIGHT, BUT NOT RETAIN Jun 18, 2014 · Pilats PC1247 · Navigation System WiringSDR 9JLA201406107856Position Switch · defectiveCREW REPORTED ACS LOW IN FLOW MSG POSTED ON POWER UP. THEY WERE ABLE TO CLEAR AFTER CYCLING ACS EMER SHUTOFF CONTROL. TROUBLESHOOTING FOUND THE ACS EMER SHUTOFF VLV MICRO SWITCH DEFECTIVE. THE SWITCH WAS REMOVED & REPLACED WITH NEW UNIT. FUNCTIONAL CHECKS Jun 10, 2014 · N5346M · Pilats PC1247 · Air Distribution SystemSDR 9JLA201406182025Pitot Head · failedTHE FLIGHT CREW REPORTED THAT THE NR2 PITOT HEAT CAS MSG ILLUMINATED IN FLIGHT. TROUBLESHOOTING IDENTIFIED THE RT WING PITOT PROBE AS DEFECTIVE. INSTALLED NEW CONDITION PROBE. FT OK.May 16, 2014 · N32WK · Pilats PC1247 · Pitot/Static Anti-Ice SystemSDR 9JLA201405217855Warning System · false activationTHE CREW REPORTED THAT DURING A FLIGHT AT FL280 WHEN THEY RECEIVED A CAS MSG INDICATING ACS LOW INFLOW THEY FOLLOWED THE ACFT'S QRH FOR THE SITUATION & AFTER A COUPLE OF ATTEMPTS TO CLEAR THE FAULT, AS A PRECAUTION, THEY DECIDED TO DESCEND & LANDED. TROUBLE SMay 9, 2014 · N5346M · Pilats PC1247 · Air Distribution SystemSDR CA140424005Engine · making metal(CAN) DURING FLIGHT, THE PILOT RECEIVED A CHIP DETECTOR WARNING AND HE IMMEDIATELY DECLARED EMERGENCY BEFORE LANDING SAFELY. POST FLIGHT INSPECTION FOUND A LARGE AMOUNT OF METALLIC DEBRIS ON THE CHIP DETECTOR AND MAIN OIL FILTER. THE ENGINE WILL BE REMOVED ANDApr 7, 2014 · Pilats PC1247 · Engine (Turbine/Turboprop)SDR CA140509003Engine · making metal(CAN) ENGINE CHIP LIGHT IN FLIGHT, ACFT LANDED WITH POWER REDUCED. METAL PARTICLES FOUND ON CHIP DETECTOR, DUE TO THE AMOUNT OF CHIPS THE ENGINE WAS REMOVED THE AND SHIPPED TO MFG FOR FURTHER INVESTIGATION.Apr 5, 2014 · Pilats PC1247 · Engine (Turbine/Turboprop)SDR CA140408005Selector Valve · failed(CAN) LANDING GEAR SELECTOR LEAKING INTERNALLY IN "DOWN" POSITION. CAUSES HYDRAULIC PUMP TO CYCLE EXCESSIVELY ON GROUND AFTER PROLONGED GROUND OPERATIONS. CAS "HYDRAULICS" ANNUNCIATOR TO ILLUMINATE REQUIRING GEAR SWING TO RESET.Apr 5, 2014 · Pilats PC1247 · Landing Gear Retraction/Extension SystemSDR CA140424001Fcu · malfunctioned(CAN) AFTER ENGINE START, UPON REACHING 45 PERCENT, THE COMPRESSOR SPEED INCREASED RAPIDLY TO AN UNKNOWN LEVEL. THE CREW ABORTED ENGINE START WHEN THE TEMPERATURE REACHED 780 DEGREE C. TROUBLESHOOTING LED TO THE REPLACEMENT OF THE FUEL CONTROL UNIT WHICH WILLMar 31, 2014 · Pilats PC1247 · Fuel Control/Turbine EnginesSDR CA140401012Warning Light · illuminated(CAN) AFTER THE ACFT DEPARTED, THE PILOT REPORTED AN HIGH OIL PRESSURE LIGHT, 165 PSI, DURING CLIMB AT FL150. THE PILOT REDUCED POWER AND RETURNED TO ORIGIN. HAD PROPOSED TO REMOVE INSPECT, CLEAN AND REINSTALL THE PRESSURE REGULATING VALVE AND CARRY OUT A GROMar 29, 2014 · Pilats PC1247 · Turbine Engine Oil SystemSDR 9JLA201404077853Probe · defectiveCREW REPORTED A AOA DE-ICE CAUTION DURING FLIGHT. TROUBLESHOOTING IDENTIFIED THE LT AOA PROBE AS DEFECTIVE. UNIT WAS REPLACED WITH A MODIFIED UNIT.Mar 25, 2014 · N5346M · Pilats PC1247 · Pitot/Static Anti-Ice SystemSDR GBBR20140331001Aoa · faultySTICK SHAKER ACTIVATED AFTER TAKEOFF. PILOT FLEW A CLOSE PATTERN AND LANDED AT DEPARTURE AIRPORT. PROBLEM WAS TRACED TO DEFECTIVE RT AOA SENSOR.Mar 22, 2014 · N660LF · Pilats PC1247 · Stall Warning SystemSDR CA140304007Bearing · failed(CAN) AN ENGINE VIBRATION WAS NOTICED BY PILOT DURING CRUISE FLIGHT, THAT GOT WORSE AFTER LANDING. THE CAUSE OF THE ENGINE VIBRATION AND BLACK EXHAUST STAIN FROM ST/GEN EXHAUST PORT WAS DETERMINED TO BE THE FAILURE OF THE STARTER/GENERATOR`S REAR BEARING. THEFeb 28, 2014 · Pilats PC1247 · Starter-GeneratorSDR C41R2014012700001J-Box · arcedACFT WAS UNDERGOING AN ANNUAL INSPECTION. DURING THE COMPRESSOR WASH/RINSE CYCLE THE CABIN WAS INSTANTLY FLOODED WITH SMOKE AFTER ACTUATING THE STARTING SYSTEM. AFTER FURTHER INVESTIGATION THE POWER WIRE (P46A00) WAS FOUND UNSECURE AT RT PWR JB, PN 974.03.38.Jan 27, 2014 · N69LT · Pilats PC1247 · Electrical Power System WiringSDR CA140120005Control Valve · mismanufacturedTEMP CONTROL VALVE, SN 0097 WAS INSTALLED TO RECTIFY ISSUE WITH ORIGINAL, SN 1691. WHILE PERFORMING GROUND RUNS AND TESTS, THE TEMP CONTROL SYSTEM SEEMED TO BE IN FULL HOT MODE. THE DUCT OVER-TEMP PROTECTION SWITCH SHUT THE SYS DOWN AND DISPLAYED A CAS MESSJan 14, 2014 · Pilats PC1247 · Cabin Temperature Control SystemSDR CA140113004Control Valve · failed(CAN) DURING PRE-FLIGHT INSPECTION, WHILE IN THE HANGAR, AFTER ENERGIZING ACFT ELECTRICAL SYSTEM, TEMPERATURE CONTROL VALVE COULD BE HEARD OPERATING. FURTHER INVESTIGATION REVEALED THAT THE VALVE WAS NOT PHYSICALLY MOVING, WHILE THE ACTUATOR MOTOR WAS CONTINUJan 8, 2014 · Pilats PC1247 · Cabin Temperature Control SystemSDR 6CBA20131012130Fork · damagedLOUD NOISE ON EXTENSION & RETRACTION OF LG. VISUAL INSPECTION OF NOSE WHEEL BAY SHOWED RUBBING. THE ACFT WAS FERRIED TO PSM FOR REPAIRS. THE NOSE GEAR STRUT WAS DISASSEMBLED, THE STRUT FLUID WAS FOUND DIRTY, MAIN BARREL NUT, PISTON TUBE, NLG DOOR ATTACHMENTDec 10, 2013 · N729AF · Pilats PC1247 · Nose/Tail Landing Gear Strut/AxleSDR CA131125016Proximity Switch · intermittent(CAN) THE RT MLG INDICATION WAS A YELLOW "X" AFTER STARTUP, GIVING AN "UNDETERMINED MLG POSITION". THE RT MLG INDICATOR WOULD INTERMITTENTLY FLASH "GREEN" AND THEN BACK TO A YELLOW "X". TROUBLESHOOTING CONFIRMED THAT THE RT MLG "UP" PROXIMITY SWITCH WAS NOT Nov 25, 2013 · Pilats PC1247 · Landing Gear Position and WarningSDR CA131121011Beta Ring · worn(CAN) WHILE INVESTIGATING A REPORT OF THE PROPELLER GROUND IDLE BEING POSSIBLY OUT OF ADJUSTMENT. THE PROPELLER BETA BLOCK WAS NOTED TO HAVE WORN UNEVEN WHICH RESULTED IN THE METAL RETAINER OF THE CARBON BLOCK TO MAKE CONTACT ONTO THE METAL PROPELLER BETA RINNov 18, 2013 · Pilats PC1247 · Propeller Controlling SystemSDR 6CBA20130111128Skin · damagedTHE LT HORIZONTAL STABILIZER HAD DAMAGE ON THE L/E REQUIRING A MAJOR REPAIR. THE DAMAGE WAS 6" IN LENGTH, AND LOCATED 1.5 FT FROM THE STABILIZER ROOT. THE DAMAGED SKIN WAS CUT OUT, THE SURROUNDING STRINGER AND RIB STRUCTURE WAS INSPECTED WITH NO FURTHER DAMANov 1, 2013 · N913AF · Pilats PC1247 · Horizontal Stabilizer, Plate/SkinSDR CA130921010Engine · power loss(CAN) DURING T/O, THE PILOT REPORTED AN ENGINE POWER LOSS. IMMEDIATELY TURNED AROUND AND LANDED SAFELY BACK ON THE RUNWAY. NO DAMAGE TO THE ACFT OCCURRED OTHER THAN OVERHEATED BRAKES. NO INJURIES TO THOSE ON BOARD. THE OPERATOR IN CURRENTLY RETRIEVING DATA FSep 12, 2013 · Pilats PC1247 · Engine (Turbine/Turboprop)SDR CA130827004Control Rod · sticking(CAN) WHILE HAND FLYING THE ACFT IT WAS NOTED THAT THE FLIGHT CONTROLS WERE "STICKY" TO MOVE. THE RESISTANCE WAS MANAGEABLE BUT THE AUTOPILOT WOULD CONTINUE TO FAIL SHORTLY AFTER IT WAS RE-ENGAGED, 2 MORE ATTEMPTS. WHILE HAND FLYING THE ACFT, AND ATTEMPTING TAug 26, 2013 · Pilats PC1247 · Aileron Control SystemSDR CA130709002Control Panel · inoperative(CAN) AFTER SHUTDOWN, THE STANDBY BUSS REMAINED ON EVEN WITH THE STANDBY BUSS SWITCH, BATTERY 1 SWITCH, BATTERY 2 SWITCH AND EXTERNAL POWER SWITCH IN THE OFF POSITION.Jun 25, 2013 · Pilats PC1247 · DC Power Distribution SystemSDR 6CBA20130619126Indicator · failedDURING CLIMB-COPILOTS SIDE EHSI FAILURE ALONG WITH ELECTRICAL BURNING FUMES. CMPST MODE OK 2-3 MINUTES LATER, RETURNED TO NORMAL. THE COPILOTS EHSI, PN 066-03125-2500 WAS R & R IAW AMM 12-A-34-26-02-00A-920A-A NO DEFECTS NOTED. THE ACFT INSTRUMENTS, BEHIND Jun 19, 2013 · N769AF · Pilats PC1247 · Attitude Gyro and Indicating SystemSDR 6CBA20130412125Skin · damagedTHE ACFT MAIN ENTRY DOOR HAD DAMAGE TO THE OUTER SKIN THAT REQUIRED MAJOR REPAIR. THE DAMAGE WAS OUTSIDE THE LIMITS OF THE SRM. THE ACFT WAS REPAIRED USING THE RM-12-000036 /01 AND STATEMENT OF APPROVED DESIGN DATA REF NO EZ-SADD-12-0610 DATED 08 APRIL 2013Apr 12, 2013 · N877AF · Pilats PC1247 · Passenger/Crew DoorsSDR CA130405014Sensor · failed(CAN) OUT OF BOX FAILURE. THE REPLACEMENT AOA SENSOR FAILED STICK PUSHER CHECK AFTER INSTALLATION. THE PART WAS RECEIVED TAGGED AS "TESTED". A SECOND REPLACEMENT AOA SENSOR WAS INSTALLED.Apr 3, 2013 · Pilats PC1247 · Stall Warning SystemSDR ESMA2013040201Display · failedDEPARTED AND ABOUT 10 MINUTES INTO THE FLIGHT, WHILE CLIMBING THROUGH 14,500 FEET THE PILOT'S PRIMARY FLIGHT DISPLAY (PFD) AND THE UPPER MULTIFUNCTION DISPLAY (MFD) WENT BLACK WITH NO RED "X'S". ABOUT 2 SECONDS LATER THE COPILOT PFD AND LOWER MFD WENT BLACK WMar 29, 2013 · N653E · Pilats PC1247 · Central DisplaySDR K5SR2012121124309Rotor · crackedDURING A 100 HOUR INSPECTION, FOUND LT AND RT MLG BRAKE ASSY ROTORS CRACKED. LT AND RT MLG WHEEL AND BRAKE ASSEMBLIES REMOVED AS FOLLOWS: LT WHEEL PN 3-1543-1, SN 1451 AND LT BRAKE ASSY, PN 2-1671-4, SN 0329. RT WHEEL, PN 3-1543-1, SN 1455 AND BRAKE ASSY PN Nov 23, 2012 · N516CB · Pilats PC1247 · BrakeSDR 6CBA20121107123Ahrs · faultyPILOT REPORTED MULTIPLE FAILURES OF PILOTS SIDE PFD AND COPILOTS PFD. MULTIPLE CAS MESSAGES. THE KSG7200 (ADAHRS) WAS FOUND TO BE FAULTY. IT WAS R & R IAW THE AMM 12-B-34-25-01-00A-920A-A, THE SYS TESTED GOOD WITH NO OTHER DEFECTS NOTED IAW 12-B-34-25-00-00Nov 7, 2012 · N978AF · Pilats PC1247 · Attitude and Direction Data SystemSDR C41R201210110102Actuator · failedDURING OPS CHECK OF AILERON TRIM SYS, FOUND TRIM TAB ACTUATOR WOULD NOT STOP RUNNING WHEN TRIM REACHED FULL ROLL LT POSITION. REPLACED TRIM ACTUATOR - OPS CK GOOD. REMOVED ACTUATOR, INSPECTION REVEALED ENDCAP AT EXTENSION ROD END TO BE DISLODGED FROM CASE. Oct 10, 2012 · N867PP · Pilats PC1247 · Aileron Tab Control SystemSDR 6CBA20121005122Adapter · faultyTRIM RUNAWAY AURAL WARNING, NO YOKE MOVEMENT. THE KTA-2810 TRIM ADAPTER, PN 065-00195-0100 WAS FOUND TO BE FAULTY. IT WAS R & R WITH A NEW UNIT IAW THE AMM 12-B-22-10-07-00A-920A-A. THE AUTO PILOT SYS OPERATIONALLY TESTED GOOD IAW 12-B-22-10-00-00A-903A-A.Oct 5, 2012 · N978AF · Pilats PC1247 · Wing, Attach FittingsSDR 6CBA20121004121Relay · faultyDURING TAKEOFF CREW REPORTED A TRIM RUNAWAY, THE ACFT RETURNED AND LANDED SAFELY. THE PITCH TRIM RELAYS K161E2 AND K161D2, WERE R & R IAW WDM 91-10-01. THE PITCH TRIM SYS OPS TESTED GOOD WITH NO FURTHER DEFECTS NOTED IAW 12-B-06-20-00-00A-040A-A.Oct 4, 2012 · N978AF · Pilats PC1247 · Stabilizer Position IndicatingSDR C41R727NYoke · bindingACFT WAS UNDERGOING AN ANNUAL INSPECTION. ACFT WAS PLACED ON JACKS TO COMPLETE CHECKLIST GEAR ITEMS. INSPECTING TECH NOTICED AN UNUSUAL NOISE FROM THE NLG AREA. ON FURTHER INVESTIGATION, DISCOVERED NLG STEERING YOKE ASSEMBLY BINDING. R & R RETAINING WASHER,Sep 27, 2012 · N315NG · Pilats PC1247 · Landing Gear Steering SystemSDR 6RXA20120911001Pdu · failedDURING GO AROUND FLAPS WOULD NOT RETRACT AND FLAP CAWS WARNING ILLUMINATED. SYSTEM WAS TROUBLESHOT TO A FAULTY FLAP CONTROL AND WARNING UNIT. REPLACED UNIT AND PERFORMED FUNCTIONAL TESTS. FLAP SYSTEM FAILED ON THE GROUND AFTER SEVERAL EXTENSIONS AND RETRACTSep 11, 2012 · N607AH · Pilats PC1247 · Trailing Edge Flap ActuatorSDR 6CBA20120830120Relay · faultyPILOT REPORTS UNCOMMANDED INCREASE OF DECENT RATE. RUNAWAY TRIM SUSPECTED. THE PITCH TRIM RELAYS K021 AND K022, PN 974.20.01.212 WERE R & R IAW THE WDM 27-40-00. THE STAB TRIM OPS CHECK, STAB TRIM RUNAWAY AURAL WARNING FUNCTIONAL CHECK AND AUTO PILOT SYSTEAug 30, 2012 · N879AF · Pilats PC1247 · Stabilizer Control SystemSDR CA120918015Balance Weight · corroded(CAN) AILERON L/E BALANCE WEIGHTS FOUND CORRODED. BALANCE WEIGHT, PN 557-60-12-339. REPLACED ON BOTH LT AND RT AILERONS.Aug 24, 2012 · Pilats PC1247 · AileronsSDR 6CBA20120813119Trim System · malfunctionedDURING A TRAINING FLIGHT, THE CREW REPORTED A PITCH TRIM RUNAWAY WITH AUDIBLE WARBLE. STABILIZER TRIM AND AUTO PILOT SYSTEMS WERE OPERATED AND TESTED IAW THE AMM 12-A-27-40-00-00A-903A-A, 12-A-22-10-00-00A-903A-A. PROBLEM COULD NOT BE DUPLICATED. RELAYS K0Aug 13, 2012 · N721AF · Pilats PC1247 · Stabilizer Control SystemSDR HVUA2012FA0000391Motor · seizedPILOT SELECTED GEAR DOWN ON LANDING. NLG DID NOT FULLY EXTEND FOLLOWED BY A HYD CAWS WARNING. A FEW SECONDS LATER THE NOSE GEAR INDICATED DOWN AND THE PILOT LANDED UNEVENTFULLY. A LANDING GEAR FUNCTION CHECK FOUND THE HYD DC ELECTRIC MOTOR SEIZED. THE AIR IJun 21, 2012 · N641AT · Pilats PC1247 · Hydraulic Pump (Electric/Engine), MainSDR 6CBA20120611117Relay · faultyTHE FLIGHT CREW REPORTED A STABILIZER MAIN PITCH TRIM RUNAWAY. THE AIRCRAFT DIVERTED SAFELY TO PSM. THE PITCH TRIM RELAYS K021 AND K022 P/N 974.20.01.212 WERE REMOVED AND REPLACED, AND THE STABILIZER TRIM SYSTEM TESTED GOOD IAW THE PILATUS AMM 12-A-27-40-00-Jun 11, 2012 · N874AF · Pilats PC1247 · Stabilizer Control SystemSDR CA120507011Engine · power loss(CAN) DURING FLIGHT, A LOSS OF ENGINE TORQUE OCCURRED. PILOT ELECTED TO SHUT ENGINE DOWN AND ATTEMPT A RE-START WHICH WAS UNSUCCESSFUL. A DEAD STICK LANDING WAS THEN MADE IN AN OPEN FIELD APPROXIMATELY 14NM FROM THE NEAREST AIRPORT. THERE WERE NO INJURIES AMay 3, 2012 · Pilats PC1247 · Engine (Turbine/Turboprop)SDR C41R201204240001Rotor · separatedDURING A ROUTINE ANNUAL INSPECTION, WHILE PERFORMING A WHEEL BEARING LUBRICATION INTERVAL, TECH FOUND THE RT MLG BRAKE CALIPER OUTER BRAKE ROTOR HAD SEPARATED IN TO 2 SEPARATE SECTIONS. PILOT AND TECH DID NOT REPORT ANY DEGRADED BRAKING CHARACTERISTICS DURING Apr 24, 2012 · N798RG · Pilats PC1247 · BrakeSDR C41R201204050001Brake Disc · failedACFT WAS UNDERGOING A 100 HR INSPECTION. REMOVED LT & RT MLG WHEEL ASSEMBLIES TO COMPLETE NDT AND UPON WHEEL REMOVAL ONE OF THE WHEEL BRAKE DISC ASSEMBLIES FELL ONTO FLOOR IN 2 SEPARATE PIECES. THE LT AND RT BRAKE ASSEMBLIES BOTH SHOWED SEPARATED BRAKE DISCS.Apr 5, 2012 · N873PC · Pilats PC1247 · BrakeSDR 6CBA20120402114Relay · faultyPITCH TRIM YOKE SWITCH INTERMITTENT WONT NOSE DOWN. (BOTH SIDES). PITCH TRIM RELAY K021 WAS FOUND TO BE FAULTY. REMOVED AND REPLACED WITH NEW IAW THE WDM 27-40-00. OPS CHECKED GOOD IAW THE AMM 12-A-27-40-00-00A-903A-A.Apr 2, 2012 · N879AF · Pilats PC1247 · Stabilizer Control SystemSDR 5APR20120327113Attach Fitting · out of alignmentTHE HORIZONTAL STABILIZER ATTACHMENT FITTING, WHERE THE PITCH TRIM ACTUATOR IS SECURED TO THE STABILIZER. EACH SIDE OF THE ATTACHMENT FITTING HAS 2 LUGS. ON THE LT SIDE, THESE 2 LUGS ARE SEPARATING. THE GAP WAS MEASURED WITH A FEELER GUAGE, AND FOUND TO BE .0Mar 27, 2012 · N913AF · Pilats PC1247 · Horizontal Stabilizer, Attach FittingsSDR 5APR20120325112Display · faultyPILOT REPORTS"EADI ON LT SIDE ZOOMS IN AND OUT GOING BLACK ON OCCASION." THE LT EADI PN 066-03125-2500 WAS FOUND TO BE FAULTY. IT WAS R & R WITH A SERVICEABLE UNIT OF THE SAME PN, IAW THE AMM 12-A-34-26-03-00A-920A-A AND TESTED GOOD IAW 12-A-34-26-00-00A-903BMar 25, 2012 · N877AF · Pilats PC1247 · Attitude and Direction Data SystemSDR 5APR20120310111Efis · faultyPILOT REPORTS "LT EHSI DISPLAY UNIT IS FUZZY/HARD TO READ." THE LT EHSI PN 066-03125-2500 WAS FOUND TO BE FAULTY. IT WAS R & R WITH A SERVICEABLE UNIT OF THE SAME PN, IAW THE AMM DMC-12-A-34-26-02-00A-920A-A AND TESTED GOOD IAW DMC-12-A-34-26-00-00A-903A-A.Mar 10, 2012 · N851AF · Pilats PC1247 · Directional Gyro and Indicating SystemSDR 5APR20120224109Display · faultyDURING ROUTINE MX THE PILOTS EADI WAS FOUND TO BE FUZZY. THE EADI DISPLAY PN 066-03125-2500 WAS R & R WITH A SERVICEABLE UNIT OF THE SAME PN IAW MM 12-A-34-26-03-00A-920A-A, AND OPS CHECKED GOOD IAW 12-A-34-26-00-00A-903A-A.Feb 24, 2012 · N815AF · Pilats PC1247 · Attitude Gyro and Indicating SystemSDR CA120222010Aileron Sys · binding(CAN) ON DEPARTURE, ACFT WAS HELD AT A LOWER ALTITUDE FOR APRROXIMATELY 15 MINUTES THROUGH MODERATE TO HEAVY RAIN WITH OAT AT-1C. ACFT LEVELED OUT AT FL 260, OAT -45C, WITH AUTOPILOT ON, PILOT NOTED A SLIGHT SIDE TO SIDE OSCILLATION, WITH SLIGHT ALTITUDE GAINFeb 17, 2012 · Pilats PC1247 · Aileron Control System
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