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ASN Wikibase Occurrence # 259304
Last updated: 7 May 2021
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Date:28-APR-2021
Time:10:50 LT
Type:Silhouette image of generic BE30 model; specific model in this crash may look slightly different
Beechcraft B300 King Air 350)
Owner/operator:Northern Thunderbird Air
Registration: C-GOIC
MSN: FL-272
Fatalities:Fatalities: 0 / Occupants: 7
Other fatalities:0
Aircraft damage: None
Location:near Prince George airport (CYXS), BC -   Canada
Phase: En route
Nature:Passenger
Departure airport:Prince George Airport, BC (YXS/CYXS)
Destination airport:Dease Lake Airport, BC (YDL/CYDL)
Investigating agency: TSB Canada
Narrative:
A Northern Thunderbird Air Beech B300 (King Air 350) aircraft, was operating as flight NTA9490 from Prince George airport (CYXS), BC to Dease Lake aerodrome (CYDL), BC with 2 flight crew members and 5 passengers on board. During climb after departure, while in IMC, the flight crew received an annunciation for a LH GEN TIE failure. This was accompanied with a data processing unit (DPU) failure and LH electronic flight instrument system (EFIS) screen failures.
Throughout the next 15 minutes the flight crew experienced multiple, at times compound, failures of LH GEN, LH GEN TIE, RH GEN, RH GEN TIE, BAT TIE, #1 and #2 Inverters, Autopilot, #1 and #2 heading reference systems, and avionics equipment including radios and transponders. The aircraft's RH attitude instrument remained unaffected and control of the aircraft was maintained at all times. The flight crew declared an emergency. The flight returned to CYXS and landed without further incident.

Sources:

TSB


Revision history:

Date/timeContributorUpdates
07-May-2021 19:02 harro Added
07-May-2021 19:03 harro Updated [Time, Cn]

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