Aspire DH8A near Vancouver on Aug 27th 2021, electrical problems

Last Update: September 21, 2021 / 17:26:08 GMT/Zulu time

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Incident Facts

Date of incident
Aug 27, 2021

Classification
Incident

Cause
Electrical problems

Airline
Aspire Aviation

Flight number
TSH-1202

Departure
Vancouver, Canada

Destination
Masset, Canada

Aircraft Registration
C-GWRI

Aircraft Type
De Havilland Dash 8 (100)

ICAO Type Designator
DH8A

An Aspire Aviation (formerly known as Regional 1 or R1 Regional) de Havilland Dash 8-100, registration C-GWRI performing flight TSH-1202 from Vancouver,BC to Masset,BC (Canada) with 23 passengers and 3 crew, was enroute at FL220 about 220nm northwest of Vancouver when multiple left hand electrical bus system malfunctions occurred without indications. The pressurization indication panel became inoperative and the cabin altitude began to climb. The crew descended the aircraft to 11,000 feet, declared PAN PAN and returned to Vancouver for a safe landing about 2:20 hours after departure.

The Canadian TSB reported maintenance found the undervoltage relay of the left hand transformer-rectifier unit faulty, the relay was replaced and the systems tested.
Incident Facts

Date of incident
Aug 27, 2021

Classification
Incident

Cause
Electrical problems

Airline
Aspire Aviation

Flight number
TSH-1202

Departure
Vancouver, Canada

Destination
Masset, Canada

Aircraft Registration
C-GWRI

Aircraft Type
De Havilland Dash 8 (100)

ICAO Type Designator
DH8A

This article is published under license from Avherald.com. © of text by Avherald.com.
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