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ROTORwrench…Tips, Tricks, and Info - July 2016

Posted 7 years 313 days ago ago by Scott Skola

Helicopter Maintenance Blog 

July 2016

A reminder from last month, I’ll be out of pocket till end of August. I’m probably on my 4th home-brewed ale for the day when you read this. I might even be filleting a fresh red salmon for dinner. I know, not much helicopter related. 

Oh well. And here we go…


ATA 76

Rolls-Royce 250-C20 Series

Found another booklet, but this one is a real collector item: Chandler Evans (CECO) MC-40 Fuel Control System Questions and Answers. I still shudder when I hear the word CECO. Bleed, bleed, bleed…starts running through my mind. And I don’t mean the red stuff. For those who hadn’t had the pleasure, a CECO system used fuel pressure to control function instead of air pressure like a Bendix system. Air in the control side would cause all kinds of problems. One tiny bubble of air and it seemed like you were bleeding the system for hours, days, weeks….  [Submitted by Rw]

Thought I’d highlight some newsletters for our Robbie mechanics. 

Also ran across some older Airbus material to boot.


Have an old tip or trick you’d like to share with your fellow mechanics? Or maybe a question that you can’t seem to find an answer to? Or just some info to pass on?  Send an email to [email protected]

About the author: After 32 years maintaining helicopters in various capacities, Scott concluded a full time career with a major operator in 2014. When not pursuing future writing projects, he can still be seen around the flight line tinkering on aircraft for beer money.  He can be contacted at [email protected]

*And to keep the hounds at bay, the information contained in this blog is for discussion purposes only.*