N117AP
Registered owner: AUTUMN HORIZONS LLC, CA (owner ≠ operator)
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.
7 reports on file, 2007-12-31 – 2012-06-29.
Part: SHAFT — SHEARED (OIL COOLER FAN) · airframe 9,097 hrs · 46,173 cycles
AFTER LANDING FROM A HOVER, WHILE PERFORMING MAIN ROTOR TRACK AND BALANCE, THE PILOT REPORTED NR 2 ENGINE OIL TEMPERATURE WAS CLIMBING TO YELLOW ZONE. MX INVESTIGATED AND DETERMINED THAT THE NR 2 TRANSMISSION DRIVEN OIL COOLER BLOWER WAS NOT ROTATING. DISASSEMBLY CONFIRMED THAT THE SPLINE DRIVEN BLOWER FAN SHAFT SHEARED.
Part: INDICATOR — DAMAGED (DME) · airframe 8,977 hrs · 45,379 cycles
DME READABILITY IS MARGINAL. CO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. MAST MOMENTS WARNING LIGHT IS BARELY VISIBLE WHEN LIT AND TEH COLOR OF LLIGHT HAS BEEN CHANGED FROM "RED" TO "GREEN". MASTER CAUTION PANEL "RED" WARNING LIGHTS LOCATED IN TEH PANEL ARE BARELY VISIBLE AND UNREADABLE. THE "YELLOW" LIGHTS ARE BARELY VISIBLE OR READABLE DURING DIRECT SUNLIGHT. ELECTRONIC HSI IS UN-VIEWABLE DURING DAYLIGHT OPERATIONS. CONTROL HEAD VISIBILITY WAS DIFFICULT OR NON-EXISTENT ON THE GPS KLN 89B, KY196A(2EA), KT 70, KNS 81, FM COM, MCS 2000.
Part: WARNING LIGHT — FALSE ACTIVATION (NR 2 ENGINE) · airframe 8,479 hrs · 42,313 cycles
DURING START-UP PRIOR TO TAKEOFF, THE NR 2 ENGINE CHIP INDICATOR WARNING LIGHT ILLUMINATED. ENGINE WAS SHUTDOWN & TAKEOFF ABORTED. TECH FOUND NO DEBRIS ON DETECTOR. REINSTALLED CHIP DETECTOR PERFORMED PENALTY RUN, NO FURTHER WARNING LIGHTS.
Part: COUPLING — BROKEN (TAILBOOM) · airframe 8,202 hrs · 40,744 cycles
DURING A DAILY INSPECTION, THE TECH HEARD AN UNUSUAL NOISE WHILE TURNING THE TAIL ROTOR BY HAND. INVESTIGATION REVEALED THAT A TAIL ROTOR DRIVESHAFT FLEXIBLE COUPLING IN THE VERTICAL FIN HAD FAILED AND ALL 7 LAMINATES HAD BROKEN AT 1 AREA OF THE COUPLING.
Part: SKIN — CRACKED (TAIL BOOM) · airframe 8,112 hrs · 40,255 cycles
DURING A SCHEDULED INSPECTION, A 1.7500 INCH LONG CRACK WAS DISCOVERED ON THE LT SIDE OF THE AFT TAILBOOM, JUST ABOVE THE CUTOUT OPENING FOR THE HORIZONTAL STABILIZER.
Part: FUEL CONTROL — MALFUNCTIONED (ENGINE) · airframe 7,611 hrs
ENGINE FLAMEOUT DURING POST MAINTENANCE EVALUATION FLIGHT. SAME ENGINE HAD FLAMED OUT DURING 135 OPERATION (2) DAYS PRIOR. SUSPECT FUEL CONTROL. ENTIRE ENGINE ASSEMBLY IS BEING REMOVED AT THIS TIME.
Part: FUEL CONTROL — FAILED (NR 2 ENGINE) · airframe 7,609 hrs
ON APPROACH TO LANDING AT APPROXIMATELY 300 FEET AGL NR 2 ENGINE FLAMED OUT. THE ENGINE WAS RESTARTED AFTER LANDING AND GROUND RUNS HAVE BEEN MADE WITHOUT INCIDENT. MAINTENANCE EVALUATION IS UNDERWAY. FUEL CONTROL SYSTEM IS SUSPECT, BUT NOT CONFIRMED.