NTSB Identification: FTW83LA008
14 CFR Part 91: General Aviation
Accident occurred Monday, October 04, 1982 in BALMORHEA, TX
Probable Cause Approval Date: 10/04/1983
Aircraft: HUGHES TH-55A, registration: N8045F
Injuries: 2 Uninjured.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.
A HUGHES HELICOPTER WAS DAMAGED WHEN IT LOST POWER DURING TAKEOFF AND WAS CRASHED INTO A TREE TO PREVENT IT FROM ROLLING DOWN A HILL. THE WEATHER WAS VMC AND NO FLIGHT PLAN WAS FILED. THE PILOT SAID THE MANIFOLD PRESSURE DECAYED FROM22 INCHES TO 18 INCHES AND ROTOR RPM BEGAN TO BLEED OFF. THE PILOT TRIED TO REGAIN MANIFOLD PRESSURE BY REDUCING COLLECTIVE BUT WAS UNSUCCESSFUL. DENSITY ALTITUDE WAS 8,800 FEET. NO DISCREPANCIES, OTHER THAN IMPACT RELATED, WERE FOUND DURING AN INSPECTION OF THE ENGINE.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:REASON FOR OCCURRENCE UNDETERMINED
WEATHER CONDITION..HIGH DENSITY ALTITUDE
TERRAIN CONDITION..HIGH TERRAIN
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