NTSB Identification: ANC84IA035
Incident occurred Tuesday, February 14, 1984 in ANCHORAGE, AK
Aircraft: BELL 47G-2A, registration: N8495E
Injuries: 2 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE ACFT TAIL ROTOR STRUCK SNOW DURING AN AUTOROTATIVE LANDING FOLLOWING AN ENG FAILURE. THE SNOW DEPTH VARIED BETWEEN 32 & 45 INCHES. EXAMINATION OF THE ENG REVEALED THAT THE RT HAND MAG WAS FIRING INTERMITTENTLY ON TWO OF THE SIX DISTRIBUTOR CONTACTS WHICH WERE GAPPED CLOSER THAN THE PRESCRIBED MINIMUM.

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

REASON FOR OCCURRENCE UNDETERMINED



Contributing Factors

TERRAIN CONDITION..SNOW COVERED


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