BLOOMFIELD, IA, USA
N4057N
MOONEY M20C
WHILE EN ROUTE, THE PLT ENCOUNTERED A PROGRESSIVE, PARTIAL POWER LOSS. AT 1ST THE ENG BEGAN RUNNING ROUGH, THEN THE MANIFOLD PRESSURE DROPPED TO 15 INCHES (18 INCHES HAD BEEN SET FOR CRUISE). HE HEARD A CLICKING NOISE & STARTED A DESCENT FROM HIS CRUISE ALT OF 8500 FT. HE BEGAN A PRECAUTIONARY LANDING. WHEN HE SAW THAT THE WIND WOULD CARRY THE ACFT BEYOND THE FIELD HE HAD SELECTED, HE USED WHAT AVAILABLE POWER HE HAD TO CROSS OVER A ROAD & A POND, AND TO AVOID A TRANSMISSION LINE. HOWEVER, HE WAS UNABLE TO AVOID A FENCE. THE PLT STATED THAT THE ACFT TORE THRU A FENCE, JUST BEFORE TOUCHDOWN. AN INVESTIGATION REVEALED THAT THE #4 EXHAUST PUSHROD WAS BENT & THE HOUSING WAS BROKEN.
Source: NTSB Aviation Accident Database
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