How to Detect Damaged Jack Screws In Aircraft

Letter From the Author – Jack Screws Off the coast of California, in January 31, 2000, flight 261 experienced a catastrophic loss of pitch control which was caused by a damaged jack screws threads.  All 88 on board died instantly upon impact.  It was a very sad day.  The...
Space Solenoid Valve Test

Mag-Probe Space Applications Vacuum Test

Mag-Probe Space Applications Vacuum Test The VACUUM TEST Four Model HS Mag-Probes were placed in a Bell Jar. The Bell jar was then evacuated to 1×10 to the minus fifth Torr. Using a permanent magnet located outside the Bell jar, the Mag-Probes were turned on and off for a...

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...
Modern Relays

Testing Modern Relays Using a Mag-Probe

Testing Modern Relays Quickly & Effectively  We have had many questions pertaining to trusting the LED light on the new modern relays.  The following information explains a simple way to quickly test a relay with or without an LED indicator using a Mag-Probe.  You can trust...
intermittent

Mag-Probe Applications Organized by Industry

Bartol Mag-Probe Applications Organized  by Industry     We understand that in many industries there are overlapping Mag-Probe applications. In the aircraft industry there are airports, and airports have elevators and escalators that also have relays and solenoid valves...

Grounding Aircraft Can Be Costly

Grounding Boeing 737-700’s Can Be Costly It doesn’t matter whether it’s the FAA or an airline voluntarily grounding an aircraft the end result of grounding an aircraft can be extremely costly.   The Downtime lost potential revenue translates into more cost for...
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...
Bartol Mag-Probe Applications Separated by Industry

MagProbe Testing a Leach Relay on a Boeing 767-300

MagProbe Testing a Leach Relay on a Boeing 767-300 Boeing 767-300 Leach Relay Here is another test using the Bartol Mag-Probe to test a Leach Relay on a Boeing 767-300. For over 10 years many of the Major Airlines have adopted using the Mag-Probe to separate mechanical from...