NTSB Identification: LAX87FA306.
The docket is stored on NTSB microfiche number 38163.
Accident occurred Sunday, August 16, 1987 in CLIFTON, AZ
Probable Cause Approval Date: 07/03/1989
Aircraft: CESSNA 421C, registration: N26596
Injuries: 2 Uninjured.
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 FLT DEPTD RY 25 AT GREENLEE CTY ARPT, CLIFTON, AZ ON A VFR FLT TO PHOENIX, AZ. THE PLT & GND WITNESSES RPTD THAT SHORTLY AFTER LIFT-OFF, GRAYISH/WHITE SMOKE EMANATED FROM THE LEFT ENGINE. THE PLT WAS UNABLE TO FEATHER THE PROP, CIRCLED THE ARPT ABT 2 TIMES AT A LOW ALTITUDE AND LANDED BETWEEN THE RUNWAYS. THE POST CRASH INVESTIGATION DSCLSD THE FIRE ORIGINATED IN THE VICINITY OF THE LEFT ENGINE TURBOCHARGER. THE TURBOCHARGER OIL LINE HOUSING WAS FOUND FRACTURED. THE HOUSING WAS MISSING WHEN THE ENGINES WERE SHIPPED TO TELEDYNE CONTINENTAL MOTORS (TCM). THE ENGINE CRATES WERE OPENED BEFORE SAFETY BOARD INVESTIGATORS ARRIVED AT TCM TO CONDUCT THE ENGINE EXAMINATION. THE LEFT ENGINE EXAM DISCLSD EXTERNAL HIGH TEMP DISTRESS AND MINOR DETONATION SIGNATURES.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:LUBRICATING SYSTEM,OIL LINE..FRACTURED
EMERGENCY PROCEDURE..INADEQUATE..PILOT IN COMMAND
PROPELLER FEATHERING..NOT PERFORMED..PILOT IN COMMAND
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