NTSB Identification: NYC88FA181.
The docket is stored on NTSB microfiche number 38888.
Accident occurred Thursday, July 14, 1988 in TAUNTON, MA
Probable Cause Approval Date: 11/02/1989
Aircraft: CESSNA 421, registration: N825DW
Injuries: 1 Fatal.

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.

BFR RCHG HIS DESTN, THE PLT ADZD APCH CTL THAT HIS RGT ENG WAS 'BLOWING SOME SMOKE' & LOSING OIL PRESSURE. VECTORS WERE PROVIDED FOR A VISUAL APCH, BUT THERE WERE LOW CLOUDS IN THE AREA & VIS WAS RESTRICTED DUE TO HAZE. AFTER REACHING THE VCNTY OF THE ARPT, THE PLT SAID IT WAS IN SIGHT & HE WAS ENTERING A DOWNWIND FOR RWY 30. WITNESSES SAW THE ACFT ON A LEFT DOWNWIND, BUT SAID THE ACFT OVERSHOT THE 1ST TURN TO FINAL APCH. SUBSEQUENTLY, WHILE MANEUVERING TO LAND, THE ACFT CRASHED APRX 2500' NE OF THE RWY IN A WOODED AREA. WITNESSES AGREED THE ACFT WAS SLOW & IN A STEEP RGT TURN WITH THE GEAR EXTD BFR IT CRASHED IN A STEEP DSCNT & BURNED. AN EXAM REVEALED EVIDENCE THE STARTER ON THE RGT ENG HAD BACKED OFF; 3 STARTER BOLTS HAD FRACTURED THRU THE THREADED AREA WITH SIGNS OF FATIGUE CRACKING; WEAR MARKS ON THE STARTER GEAR & ENG GEAR RING INDCD THE STARTER MOTOR HAD SHIFTED APRX 3/4' REARWARD. ALSO, THERE WAS EVIDENCE THE TORSIONAL DAMPER WAS LOOSE ON ITS SHAFT BFR THE ACDNT & THAT BOTH PROPS WERE OPERG AT LOW PITCH DRG INITIAL IMPACT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRSPEED(VMC)..NOT MAINTAINED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRCRAFT CONTROL..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

PROPELLER FEATHERING..NOT PERFORMED..PILOT IN COMMAND



Contributing Factors

ENGINE ACCESSORIES..FATIGUE


Contributing Factors

PLANNED APPROACH..IMPROPER..PILOT IN COMMAND


Contributing Factors

ENGINE ACCESSORIES,ENGINE STARTER..LOOSE


Contributing Factors

LUBRICATING SYSTEM,OIL SEAL..LOSS,PARTIAL


Contributing Factors

FLUID,OIL..LEAK

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