Kalitta B744 near Cold Lake on Nov 4th 2021, two fuel filters clogged

Last Update: November 19, 2021 / 21:55:40 GMT/Zulu time

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Incident Facts

Date of incident
Nov 4, 2021

Classification
Incident

Flight number
K4-950

Aircraft Registration
N743CK

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

A Kalitta Boeing 747-400, registration N743CK performing flight K4-950 from Anchorage,AK to Cincinnati,KY (USA), was climbing out of Anchorage when the crew received a fuel filter message for the #4 engine (CF6, outboard right hand), the crew worked the related checklists and decided to continue the flight climbing to and maintaining cruise FL350. About 2.5 hours into the flight the crew also received a fuel filter message for the #3 engine (CF6, inboard right hand), worked the checklists which required a landing at the nearest airport in case more than one fuel filter message occurred, and diverted to Cold Lake,AB (Canada) where the aircraft landed safely about 25 minutes after leaving FL350.

The Canadian TSB reported maintenance replaced the #3 and #4 fuel filters. The aircraft subsequently continued to Cincinnati where the operator also replaced #1 and #2 fuel filters.
Aircraft Registration Data
Registration mark
N743CK
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
747-446
Number of Seats
ICAO Aircraft Type
B744
Year of Manufacture
Serial Number
Aircraft Address / Mode S Code (HEX)
Engine Count
Engine Manufacturer
Engine Model
Engine Type
Pounds of Thrust
Main Owner
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Incident Facts

Date of incident
Nov 4, 2021

Classification
Incident

Flight number
K4-950

Aircraft Registration
N743CK

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

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