N3893U
Registered owner: MONARCH ENTERPRISES INC, WA (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| PAPILLON AIRWAYS INC (PG9A) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
Maintenance disclosures
PILOT REPORTED THE FOLLOWING: "AT ROUGHLY 230 P.M., I WAS MAKING MY WAY BACK FROM A NORTH CANYON TOUR LANDING SOUTH TAKEOFF WEIGHT 3767 POUNDS. WINDS WERE ABOUT 9 KTS GUSTING 18 FROM THE DIRECTION OF A ABOUT 220 AND I RECEIVED VERY LITTLE TO NO TURBULENCE THOUGHT THE ENTIRE FLIGHT. SHORTLY AFTER MAKING A CALL TO 978 THAT I WAS 2 MILES OUT, I EXPERIENCED A CONTINUOUS STRONG VERTICAL HOP ON COPTER 9 AT AN ALTITUDE OF 6900 AND AT AIRSPEED OF 90KTS. TEMPERATURE WAS ABOUT 29 DEGREES CELSIUS, TORQUE WAS AROUND 72, N1 WAS AT 94% AND N2 AT 100%. AS IT WAS HOPPING, I EXPERIENCED A DESCENT RATE OF ABOUT 300-400 FPM. ANTI TORQUE PEDAL PERFORMANCE DECREASED AND I STARTED TO YAW RIGHT BUT I WAS STILL ABLE TO MAINTAIN AIRCRAFT HEADING PLUS OR MINUS 10 DEGREES. THIS LASTED FOR ABOUT 3-4 SECONDS. WHEN IT HAPPENED, I INCREASED POWER TO STOP MY DESCENT AND INITIATED A CLIMB. WHEN THE AIRCRAFT LEVELED OFF, THE HOPPING STOPPED AND I WAS ABLE TO CLIMB BACK TO 6900 AND LAND SAFELY SHORTLY AFTER. PASSENGERS SEEMED OK. CURRENT PILOT WEIGHT 170 POUNDS. PERFORMANCE CALCULATION FOR THE DAY IGE 3900, OCE 3800."
DURING BUCKET SLING TRAINING, AIRCRAFT STARTED SMOKING. PILOT PERFORMED PRECAUTIONARY LANDING AND OVERTORQUED AIRCRAFT. MAINTENANCE WAS NOTIFIED AND DISPATCHED TO RETRIEVE AIRCRAFT FROM LOCATION. AIRCRAFT ENGINE WAS INSPECTED AND FOUND THAT THE NR 8 SCAVENGE PUMP WAS NOT FUNCTIONING. GEARBOX WAS REPLACED AND OVERTORQUE INSPECTION WAS PERFORMED. AIRCRAFT WAS THEN RETURNED TO SERVICE.
DURING A SCHEDULED 100 HOUR INSPECTION CRACKS WERE FOUND ON STRUCTURAL STIFFENER, APPROX. 4" FROM UPPER END. A/CTT: 10782.7 REMOVED AND REPLACED STIFFENER , P/N 206-033-110-239 WITH LIKE PART NUMBER.