N700FP
Registered owner: GA HOLDINGS LLC, CA (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| INFORMART, CORPORATION (6GTA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
ROLL PIN THAT HOLDS PINION GEAR ON SERVO DRIVESHAFT WORKED ITS WAY OUT SO THAT THE GEAR SLIPPED ON THE SHAFT AND THE SERVO WAS MECHANICALLY DISCONNECTED FROM THE FLIGHT CONTROLS. THE SYSTEM DID NOT PROVIDE ANY WARNING OF THIS FAILURE. IT IS ALSO LIKELY THAT A PREVIOUS PITCH TRIM RUNAWAY CAN BE ATTRIBUTED TO THIS FAILURE BECAUSE PERHAPS THE PIN LODGED ITSELF BETWEEN THE GEAR AND CASE OF THE SERVO ON THE WAY OUT. THIS WOULD CAUSE THE SERVO TO JAM AND IT WOULD SENSE EXCESS TORQUE CAUSING THE PITCH TRIM TO ATTEMPT TO COMPENSATE. FORTUNATELY, THIS HAPPENED AT HIGH ALTITUDE IN A REMOTE AREA NOT NEAR OTHER AIRCRAFT AND IT RAN AWAY NOSE UP. HOWEVER, AT LOW ALTITUDE WITH RUN AWAY NOSE DOWN TRIM, IT COULD CAUSE A FATAL ACCIDENT. IN THIS CASE, AT HIGH CRUISE SPEED, THE AIRCRAFT CLIMBED 1000 FEET BEFORE THE PILOT WAS ABLE TO CORRECT THE ALTITUDE DEVIATION.
DURING PERFORMANCE OF UNSCHEDULED MAINTENANCE, THE RIGHT\LEFT ENGINE MOUNT FRAME TUBING WAS FOUND SEVERELY CORRODED IN AREAS COVERED BY HEAT PROTECTIVE SHIELDS. THE STAINLESS STEEL SHIELDS ARE LINED WITH A FIBROUS MATERIAL WHICH IS IN DIRECT CONTACT WITH THE TUBING. IT IS PRESSUMED THAT MOISTURE HAD ACCUMULATED IN THE COVERING CAUSING THE CORROSION. THIS INSTALLATION IS APPROVED UNDER STC SE978NW AND INSTALLED IN 1981. THERE IS NO KNOWN SPECIFIC REQUIREMENT TO REMOVE THE SHIELDS FOR PERIODIC INSPECTION.