Hi Bart,
thanks for your help, i appreciate a lot

About the settings you suggested.. my extruder gone out of box

I turn off after 1/10 sec and not damage, it print as usual.
If there is someone that have ready to print setting for the Replicator 2... will be easier ?

regards,
renato
ps. Every time i need to post is necessary the verification?

I',m color blind and is very hard to decode the image.