PPRuNe Forums - View Single Post - TCM IO 520 scam ?
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Old 28th Nov 2013, 23:23
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Jabawocky
 
Join Date: Jul 2007
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I'm now wondering how many other owners and LAMEs believed TCMs numbered injectors meant they were balanced .
In my experience, they all believe they are the factory tuned (GAMI like) injectors.

One CMI (TCM) employee admitted that their injectors are balanced……they weigh exactly the same amount. Probably true.

RU, as you should know, , the only way to ensure you have balanced F/A ratio's is to do each engine in its own airframe and do the work. CMI are not able to do that nor could they on 3000+ engines a year.

This is part of the reason GAMI have such a good business. They do what others can't.

So the answer for you is order a set of GAMI's and then do the GAMI lean test to verify they are within acceptable limits.

The number of LAME's and engine builders in Australia that I can be sure have the understanding of all this is able to be counted on my fingers (no thumbs required) so the chances you have a LAME that understands all this is highly unlikely.

Review your online course subscription for fuel air ratio analysyis
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