Relay Test for Cockpit Lighting on Airbus 321

Relay Test for Cockpit Lighting on Airbus 321 The video below shows a relay test for the cockpit lighting on an Airbus 321 Relays on aircraft are typically bolted down to panels.  This makes it difficult to conduct a test.  In many cases the relay is removed from the panel and a bench test is conducted.  With the…

Boeing 767

Mag-Probe Test Keeps Boeing 767 from Being Grounded for Good

On August 19, 2015 a problem occurred with one of the relays on a Boeing 767 Flight Idle and the Approach Idle control relay.   This problem was causing one of the Boeing 767 engines to run at different rpm’s when they were supposed to be running at the same rpm.   Aircraft Engineer Saemi was working…