Date:	Thursday 2 June 2011
Time:	03:23z
Type:	Boeing 737-6CT
Owner/operator:	Westjet
Registration:	C-GWJU
MSN:	34289/1956
Year of manufacture:	2006
Engine model:	CFMI CFM56-7B
Fatalities:	Fatalities: 0 / Occupants: 77
Other fatalities:	0
Aircraft damage:	None
Location:	155 NM SW of EDMONTON INTERNATIONAL AIRPORT (CYEG) -   Canada
Phase:	En route
Nature:	Passenger - Scheduled
Departure airport:	CYLW
Destination airport:	CYEG
Confidence Rating:	Information verified through data from accident investigation authorities

Narrative:
WJA 422, was at FL 410, 10 minutes prior to the top of descent. The Master Caution-Bleed Trip Off illuminated. Shortly after a second Bleed Trip Off light illuminated followed by the cabin pressure climbing at 1,000 feet per minute. The crew members donned their oxygen masks followed by an emergency descent. An emergency was declared and ATC cleared the crew incrementally (respecting MEA) to a final altitude of 8,000 feet ASL. Cabin oxygen masks were deployed during the descent. The aircraft landed safely on Runway 20 in Edmonton at 9:59 MDT

CADORS 2011C1825
http://avherald.com/h?article=43d984ee&opt=0

Other occurrences involving this aircraft


28 January 2020	C-GWJU	WestJet	0	Vancouver International Airport, BC (YVR/CYVR)		sub
Collision with other aircraft on apron

Date/time	Contributor	Updates
07-Jun-2011 23:34	Flightcom	Added
08-Jun-2011 02:59	RobertMB	Updated [Aircraft type, Cn, Total occupants, Source, ]