NTSB Identification: FTW83FA149.
The docket is stored on NTSB microfiche number 22621.
Accident occurred Saturday, March 12, 1983 in KINGSTON, OK
Aircraft: PIPER PA-34-200, registration: N43480
Injuries: 3 Fatal,2 Serious.
NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.THE ACFT ROLLED RIGHT AFTER A PREMATURE LIFTOFF DUE TO A DIP IN THE RWY. THE ACFT CONTINUED TO ROLL RIGHT UNTIL IT IMPACTED A 6 DEGREE SLOPE IN A 100 DEGREE NOSE DOWN ATTITUDE. INVESTIGATION REVEALED THAT THE RIGHT ENGINE HAD SUFFERED A POWER LOSS DUE TO A BLOCKAGE OF AN INTERNAL MUFFLER DIFFUSER. THIS ENGINE HAD A HISTORY OF MALFUNCTIONS, HARD STARTING, LOSS OF POWER ON TAKEOFF, ACFT YAWING IN FLT TO THE RIGHT & RUNNING TOO LEAN WITH HIGH CYLINDER HEAD TEMPERATURES.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
EXHAUST SYSTEM,BAFFLE..DETERIORATED
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
MAINTENANCE,INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
LIFT-OFF..PREMATURE..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
AIRSPEED(VMC)..BELOW..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
CONDITION(S)/STEP(S) INSUFFICIENTLY DEFINED..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
EXHAUST SYSTEM,STACK..BLOCKED(PARTIAL)
Contributing Factors
TERRAIN CONDITION..RUNWAY
Contributing Factors
MAINTENANCE,INSPECTION..INADEQUATE..MANUFACTURER
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