Incident at Trenton Area

Summary

2005-02-18: TSB Update A05A0021: The Canadian Helicopters, Sikorsky S76, was on an operational flight with two aircraft crew and three medical staff. While en route to St. Martha's Regional Hospital the crew observed the #2 engine (Allison 250-C30S) T5 (turbine temperature) was increasing; a few seconds later the engine chip light illuminated. The crew intentionally shut down the engine and diverted to Trenton Airport, Nova Scotia (CYTN) where they landed uneventfully. Maintenance discovered a split in the outer combustion can however, no other physical damage was visible and the engine rotated freely. The engine will be removed and shipped to an overhaul facility for teardown and inspection.
2005-02-16: The Canadian Helicopters Sikorsky S76 Medivac Flight (C-GIMN) was enroute Halifax to Antigonish when the pilot shut down an engine due to a T5 indication at limits. The helicopter diverted to New Glasgow and landed without further incident.
2005-02-17: Update 17 February 2005: Canadian Helicopters will be changing the #2 engine and the helicopter is expected to be back in service on Friday 18 February 2005

Details


CADORS Number 2005A0115
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2005-02-16 - 17:58
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Nova Scotia, Canada, North America, Atlantic Region, Trenton Area
TSB Occurrence Number A05A0021
TSB Class of Investigation Class 5
AOR Number
Reported By NAV CANADA
Categories System/component failure or malfunction [powerplant],Other
Events



Aircraft Details (1 aircraft)

Type Helicopter
 Silhouette image of Helicopter
Canadian Registration GIMN | Flightaware (Registration) | Flightaware (Tracking) | AvHerald
Foreign Registration
Country of Registration Canada
Occurrence Type Incident
Owner CANADIAN HELICOPTERS LIMITED/HELICOPTERES CANADIENS LIMITEE
Operator CANADIAN HELICOPTERS / HÉLICOPTÈRES CANADIENS (11988) Commercial
Make  Silhouette image of SIKORSKY
SIKORSKY
Model S76A
Year Built 1980
Engine Type Turbo shaft
Engine Make ALLISON
Engine Model 250-C30S
Gear Type Land
Private No
Amateur Built No
Flight Number
Flight Rule
CARS Subpart
Phase of Flight Unknown
Damage Unknown
Fatalities 0
Injuries 0
Events Diversion,Engine shut down

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