Sunwing B38M near Washington on Nov 14th 2018, multiple system failures

Last Update: November 20, 2018 / 20:04:34 GMT/Zulu time

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Incident Facts

Date of incident
Nov 14, 2018

Classification
Incident

Flight number
WG-439

Destination
Toronto, Canada

Aircraft Registration
C-GMXB

Aircraft Type
Boeing 737-800MAX

ICAO Type Designator
B38M

A Sunwing Airlines Boeing 737 MAX 8, registration C-GMXB performing flight WG-439 from Punta Cana (Dominican Republic) to Toronto,ON (Canada) with 176 passengers and 6 crew, was enroute at FL350 about 50nm northwest of Washington Dulles Airport,DC (USA) when the captain's instruments began to show erroneous indications. The first officer was handed control of the aircraft as his instruments and the standby instruments remained in agreement. The crew decided to descend out of IMC into VMC as a precaution and descended the aircraft to FL250. Descending through FL280 the weather radar and TCAS failed. The crew declared PAN and worked the related checklists. The left IRS fault light illuminated. The flight continued to Toronto for a safe landing without further incident.

The Canadian TSB reported the left ADIRU was replaced.
Incident Facts

Date of incident
Nov 14, 2018

Classification
Incident

Flight number
WG-439

Destination
Toronto, Canada

Aircraft Registration
C-GMXB

Aircraft Type
Boeing 737-800MAX

ICAO Type Designator
B38M

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