Westjet B738 enroute on Jun 2nd 2022, stabilizer out of trim

Last Update: June 8, 2022 / 17:25:44 GMT/Zulu time

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Incident Facts

Date of incident
Jun 2, 2022

Classification
Incident

Flight number
WS-1401

Destination
Calgary, Canada

Aircraft Registration
C-GWSZ

Aircraft Type
Boeing 737-800

ICAO Type Designator
B738

A Westjet Boeing 737-800, registration C-GWSZ performing flight WS-1401 from Las Vegas,NV (USA) to Calgary,AB (Canada) with 145 passengers and 6 crew, was enroute at FL370 about one hour into the flight when the crew received an indication that the horizontal stabilizer was out of trim. The crew worked the related checklists, descended the aircraft to FL280 out of RVSM airspace and continued to Calgary declaring PAN PAN with approach. The aircraft landed safely on Calgary's runway 17L.

The Canadian TSB reported maintenance reset the horizontal stabilizer trim logic with no faults found. A BITE test returned maintenance message 22-11177. A SPD/STB trim test was performed and was passed.
Aircraft Registration Data
Registration mark
C-GWSZ
Country of Registration
Canada
Date of Registration
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Certification Basis
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TCDS Ident. No.
Manufacturer
Boeing
Aircraft Model / Type
737-8CT
ICAO Aircraft Type
B738
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
Jun 2, 2022

Classification
Incident

Flight number
WS-1401

Destination
Calgary, Canada

Aircraft Registration
C-GWSZ

Aircraft Type
Boeing 737-800

ICAO Type Designator
B738

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