Incident at Cape St. Lawrence
Summary
2010-11-16: A10A0106: C-GCHW, a Transport Canada MBB BO 105 helicopter with one pilot and two passengers on board, was departing Cape St. Lawrence, NS for a local flight. At approximately 6 to 10 feet above the ground while in translation, the number two engine (Allison 250-C20B) power degraded to approximately 40 percent N1. The pilot landed safely without further incident. There was no damage to the aircraft and the occupants exited the aircraft uninjured. During the landing, the Mast Moment indicator light illuminated and the number one engine torque was observed indicating above 110 percent. UPDATE - 8 October 2010: Maintenance inspection revealed that the compressor discharge P3 airline to the fuel control unit had disconnected due to a loose B-nut. Maintenance personnel are repairing the aircraft at the incident site after which it will be ferried to the main base at Shearwater on a flight permit.
Details
CADORS Number | 2010A1171 |
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Occurrence Type | Incident |
Reported By | Transportation Safety Board of Canada |
Occurred At | 2010-09-30 - 16:00 |
Day or Night? | Day-time |
Fatalities | 0 |
Injuries | 0 |
Aerodrome ID | |
Aerodrome Name | |
Geographic Location | Nova Scotia, Canada, North America, Atlantic Region, Cape St. Lawrence |
TSB Occurrence Number | A10A0106 |
TSB Class of Investigation | Class 5 |
AOR Number | |
Reported By | Transportation Safety Board of Canada |
Categories | System/component failure or malfunction [powerplant] |
Events |
Aircraft Details (1 aircraft)
Type | Helicopter
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Canadian Registration | GCHW | Flightaware (Registration) | Flightaware (Tracking) | AvHerald |
Foreign Registration | |
Country of Registration | Canada |
Occurrence Type | Incident |
Owner | GOVERNMENT OF CANADA, DEPARTMENT OF TRANSPORT |
Operator | State |
Make | EUROCOPTER DEUT |
Model | BO105 S CDN BS 4 |
Year Built | 1985 |
Engine Type | Turbo shaft |
Engine Make | ALLISON |
Engine Model |
![]() 250-C20B |
Gear Type | Land |
Private | No |
Amateur Built | No |
Flight Number | |
Flight Rule | |
CARS Subpart | |
Phase of Flight | Climb |
Damage | No Damage |
Fatalities | 0 |
Injuries | 0 |
Events | Engine - malfunction |