15. Retract the ejector pins by pressing the Ejector
button.
a. This process is done to check that you have installed
all the necessary ejector pins and the sprue pin, that they all
properly eject, and that they still move somewhat freely in
the mold. If your ejector pins are not all ejecting properly, re-
movetheMUDinsertandconrmyou’vefollowedtheprop-
er steps to set up the mold.