Bridge port milling machine manual - The Curious Forge
At this point you can loosen the four head T-bolt nuts. Now carefully crank the Y-axis handle and the whole head assembly will go straight out and straight back in again. Be carefull the head assembly is top heavy you may need assistance to balance the head. With it out you can replace the T-bolts (part# 1431), Head tilt adjusting Screw (part ...