First AT42 near Yellowknife on Feb 1st 2019, loss of cabin pressure

Last Update: February 8, 2019 / 21:59:36 GMT/Zulu time

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Incident Facts

Date of incident
Feb 1, 2019

Classification
Incident

Airline
First Air

Flight number
7F-852

Aircraft Registration
C-FTID

Aircraft Type
ATR ATR-42

ICAO Type Designator
AT42

A First Air Avions de Transport Regional ATR-42-500, registration C-FTID performing flight 7F-852 from Yellowknife,NT to Cambridge Bay,NU (Canada) with 22 passengers and 3 crew, was enroute at FL230 about 60nm northnortheast of Yellowknife when the crew received a master warning for excess cabin altitude. The crew worked the according memory items and checklist items and performed an emergency descent to 10,000 feet. The aircraft returned to Yellowknife for a safe landing about 30 minutes after departure.

The Canadian TSB reported maintenance found and replaced a damaged ground air cnditioning duct check valve.
Aircraft Registration Data
Registration mark
C-FTID
Country of Registration
Canada
Date of Registration
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Certification Basis
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TCDS Ident. No.
Manufacturer
AEROSPATIALE/AERITALIA
Aircraft Model / Type
ATR 42-500
ICAO Aircraft Type
AT42
Year of Manufacture
Serial Number
Aircraft Address / Mode S Code (HEX)
Maximum Take off Mass (MTOM) [kg]
Engine Count
Engine Type
Main Owner
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Aircraft registration data reproduced and distributed with the permission of the Government of Canada.

Incident Facts

Date of incident
Feb 1, 2019

Classification
Incident

Airline
First Air

Flight number
7F-852

Aircraft Registration
C-FTID

Aircraft Type
ATR ATR-42

ICAO Type Designator
AT42

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