Morningstar AT72 at Saskatoon on Mar 12th 2021, loss of cabin pressure

Last Update: March 19, 2021 / 21:15:31 GMT/Zulu time

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Incident Facts

Date of incident
Mar 12, 2021

Classification
Incident

Cause
Loss of cabin pressure

Airline
Morningstar Air Express

Departure
Saskatoon, Canada

Destination
Calgary, Canada

Aircraft Registration
C-FTMN

Aircraft Type
ATR ATR-72-200

ICAO Type Designator
AT72

A Morningstar Air Express Avions de Transport Regional ATR-72-200 freighter, registration C-FTMN performing freight flight MAL-8066 from Saskatoon,SK to Calgary,AB (Canada) with 2 crew, was enroute at FL220 about 45nm westsouthwest of Saskatoon when the crew received a master caution and a "EXCESS CAB ALT" indication and noticed the cabin altitude was at 10,000 feet climbing at about 300 fpm. The crew checked the pressurization systems, which showed no abnormal indications. The crew initiated an emergency descent to 10,000 feet, and continued the flight at 10,000 feet to Calgary.

The Canadian TSB reported maintenance found during a walk around, that the document door was latched but not fully closed as insulation was protruding. The door was closed and latched properly. An operational test of the pressurization system as well as a leak test of the pressurization system were performed with satisfactory results.
Aircraft Registration Data
Registration mark
C-FTMN
Country of Registration
Canada
Date of Registration
Mjjffi jhnphnmenm Subscribe to unlock
Certification Basis
Amcjcppjfk cekgnlheeg fiinpjliqdifkedlg pqb ql Subscribe to unlock
TCDS Ident. No.
Fbce Subscribe to unlock
Manufacturer
ATR-GIE
Aircraft Model / Type
ATR 72-202
ICAO Aircraft Type
AT72
Year of Manufacture
Ppgb Subscribe to unlock
Serial Number
Cnq Subscribe to unlock
Aircraft Address / Mode S Code (HEX)
Gnjpep Subscribe to unlock
Maximum Take off Mass (MTOM) [kg]
All c Subscribe to unlock
Engine Count
Q Subscribe to unlock
Engine Type
J bpqchgAc Subscribe to unlock
Main Owner
Cbgmkqqeqjdpp dAelf ihmjpAbeiiiqpgipffhfpifqhcleggqbqmpeckjpjncAhjclkpjcngldnlmddkAkkkecplqckijjjepnihnlieeAqgAgk Subscribe to unlock

Aircraft registration data reproduced and distributed with the permission of the Government of Canada.

Incident Facts

Date of incident
Mar 12, 2021

Classification
Incident

Cause
Loss of cabin pressure

Airline
Morningstar Air Express

Departure
Saskatoon, Canada

Destination
Calgary, Canada

Aircraft Registration
C-FTMN

Aircraft Type
ATR ATR-72-200

ICAO Type Designator
AT72

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