ASN Wikibase Occurrence # 377688
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Date: | Monday 18 February 1985 |
Time: | 11:00 LT |
Type: | Brantly Helicopter B-2 |
Owner/operator: | Private |
Registration: | N511R |
MSN: | 14 |
Total airframe hrs: | 727 hours |
Engine model: | LYCOMING VO-360-A1A |
Fatalities: | Fatalities: 0 / Occupants: 2 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Huntingburg, IN -
United States of America
|
Phase: | Taxi |
Nature: | Training |
Departure airport: | |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE ACFT EXPERIENCED A PARTIAL POWER LOSS AND MADE A HARD AUTOROTATIVE LNDG DURING A TRAINING FLT. INVESTIGATION OF THE ENG REVEALED MISTIMING OF THE LEFT MAG. THE ENG DURING TESTS ALSO RAN HOT UNTIL THE ADDITION OF A COOLING SHROUD. THE OTHER SIGNIFICANT FINDING IN THE ENG WAS THE OUT OF PROPER CLEARENCE SETTING OF THE #1 INTAKE VALUE. THE CYLINDERS HAD LESS THAN 2 HRS RUNNING TIME SINCE INSTALLATION SO THEY WERE NOT YET'SEATED IN'. THE PISTON PINS AND CAPS WERE WORN AND APPARENTLY NOT REPLACED DURING THE NEW CYLINDER INSTALATION. ;
Probable Cause:
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | CHI85LA110 |
Status: | Investigation completed |
Duration: | |
Download report: | Final report |
|
Sources:
NTSB CHI85LA110
Location
Revision history:
Date/time | Contributor | Updates |
30-Mar-2024 15:21 |
ASN Update Bot |
Added |
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