N669AF
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
8 reports on file, 2010-07-15 – 2016-05-05.
Part: MASTER CYLINDER — FAULTY (BRAKE SYSTEM) · airframe 8,392 hrs · 8,088 cycles
BRAKE PEDALS GO TO THE FLOOR WITH MINIMAL BRAKING AUTHORITY. SYS WILL NOT HOLD PRESS. THE BRAKE SYS WAS INSPECTED & THE PILOTS LT BRAKE MASTER CYLINDER, PN 959.47.51.131, WAS FOUND TO BE FAULTY. IT WAS R & R IAW AMM 12-A-32-40-04-00A-920A-A. THE BRAKE SYS WAS BLED OF AIR & OPERATIONALLY CHECKED GOOD IAW AMM 12-A-32-40-00-00A-902A-A.
Part: UNKNOWN — MALFUNCTIONED (HYDRAULIC SYS) · airframe 8,095 hrs · 7,828 cycles
DURING APPROACH, THE FLIGHT CREW REPORTED, NOSE WHEEL RED INDICATOR ON EXTENSION. HAD TO HAND PUMP FOR 3 GREEN HYD CAWS. THE ACFT LANDED SAFELY WITHOUT INCIDENT. THE ACFT THEN FERRIED FOR REPAIRS. THE HYD POWER PACK PN 960.30.01.154, SERVICE SELECTOR VLV PN 960.30.01.261 & THE HYD SYS PRESS SWITCH PN 973.81.14.306. THE LG EXTENSION & RETRACTION ADJUSTMENT TEST WAS COMPLETED IAW AMM 12-A-32-30-00-00A-903A-A. FUNCTIONAL TEST WAS SATISFACTORY & NO LEAKS WERE NOTED.
Part: CONTROLLER — FAULTY (AUTO PILOT) · airframe 4,568 hrs · 4,398 cycles
THE FLIGHT CREW REPORTED THE AUTO PILOT SYSTEM AS BEING INOP. THE AUTO PILOT MODE CONTROLLER, PN 065-00086-0017 WAS FOUND TO BE FAULTY. IT WAS R & R USING A SERVICEABLE UNIT OF THE SAME PN IAW AMM 12-A-22-10-05-00A-920A-A. THE SYS OPERATIONALLY TESTED GOOD IAW AMM 12-A-22-10-00-00A-903A-A.
Part: PRESSURE SWITCH — INTERMITTENT (ZONE 100) · airframe 3,921 hrs · 3,821 cycles
UPON LANDING GEAR RETRACTION ON CLIMB AFTER TAKEOFF, LANDING GEAR DID NOT RETRACT. THE LANDING GEAR POSITION INDICATORS REMAINED RED, AND THE HYD CAWS ILLUMINATED. THE PILOT NOTIFIED TOWER THEY WERE RETURNING TO THE FIELD THEN FOLLOWED THE APPROPRIATE CHECKLIST AND PLACED THE GEAR HANDLE IN THE DOWN POSITION. THE MLG LOCKED IN THE DOWN POSITION, THE NLG NEEDED TO BE PUMPED TO THE DOWN AND LOCKED POSITION MANUALLY. THE ACFT LANDED UNEVENTFULLY. MX TROUBLESHOT THE HYD SYS WITH NO DEFECTS NOTED. REPLACED THE HYD SYS PRESSURE SWITCH. C/W FUNCTIONAL TEST OF THE HYD SYS WITH NO DEFECTS NOTED. ALL WORK ACCOMPLISHED IAW MFG INSTRUCTIONS.
Part: RELAY — DEFECTIVE (HYD SYSTEM) · airframe 3,717 hrs · 3,537 cycles
ACFT WAS DEPARTING. THE GEAR HANDLE WAS SELECTED UP. THE HYD PUMP WAS NOT HEARD TO ACTIVATE AND THE HYD CAWS LIGHT ILLUMINATED 2-3 SECONDS LATER. THE LANDING GEAR LIGHTS STAYED IN THE "3 GREEN" POSITION. THE HYD POWER RELAY PN 974.09.26.112 WAS CONFIRMED TO BE STICKING AND WAS REPLACED. SN OFF: N326 ON: R711. THIS RELAY WAS INSTALLED (NEW) 7 HOURS EARLIER FOR THE SAME PROBLEM REPORTED IN THE REFERENCED SDR'S. NOTE: THIS WAS A PART 91K FLIGHT.
Part: PRESSURE SWITCH — MALFUNCTIONED (HYD SYSTEM) · airframe 3,710 hrs · 3,533 cycles
LANDING GEAR WOULD NOT RETRACT. WHEN THE CONTROL HANDLE WAS PLACED BACK TO THE DOWN POSITION BOTH MLG LOCKED IN THE DOWN POSITION, BUT THE NLG DIDNâT AND THE HYD HAND PUMP HAD TO BE USED TO LOCK THE NLG DOWN. PROBLEM COULD NOT BE DUPLICATED BY MX. THE HYD POWER FAULT ISOLATION PROCEDURE IAW THE PC-12 MM, 12-29-00-00-00A-420A-A WAS COMPLETED WITH NO FAULTS FOUND. THE LANDING GEAR WAS CYCLED OVER 15 TIMES WITH NO FAULTS NOTED. THE HYD SYS ACCUMULATOR PRESSURE WAS 100 PSI LOW AND WAS SERVICED. THERE WAS EVIDENCE OF HYD FLUID ON THE OUTSIDE OF THE HYD SYS LOW PRESSURE SWITCH WHICH WAS REPLACED. BOTH OF THESE ISSUES HAVE HAPPENED BEFORE WITHOUT SIMILAR CONSEQUENCE, AND SINCE THE PROBLEM COULD NOT BE DUPLICATED CANNOT BE IDENTIFIED AS THE CAUSE OF THIS PROBLEM. AS A PRECAUTION THE FOLLOWING 2 COMPONENTS WERE REPLACED.
Part: LANDING GEAR — MALFUNCTIONED · airframe 3,710 hrs · 3,533 cycles
(5APR) THE ACFT WAS DEPARTING, ENROUTE. DURING DEPARTURE, THE LANDING GEAR UNLOCKED BUT WOULD NOT RETRACT (3 RED LANDING GEAR LIGHTS). THE CREW SELECTED THE LANDING GEAR CONTROL HANDLE TO THE DOWN POSITION AND GOT 2 GREEN LANDING GEAR LIGHTS INDICATING THAT BOTH MLG WERE DOWN AND LOCKED. THE CREW HAD TO USE THE HYD SYS HAND PUMP TO GET THE NLG DOWN AND LOCKED (3 GREEN LIGHTS). THE FLIGHT WAS COMPLETED WITH THE LANDING GEAR DOWN. THE ACFT TROUBLESHOOTING/REPAIR HAS NOT STARTED YET. OPEN
Part: BRAKE DISC — CRACKED (BRAKE ASSEMBLY) · airframe 3,410 hrs · 3,238 cycles
DURING A LINE CHECK DISCOVERED THE LT MAIN GEAR OUTER DISK CRACKED. R & R BRAKE ASSY IAW MM INSTRUCTIONS.