Originally Posted by AMMO-Duke
I'm a little confused. At this point, the pump has already been removed and the fluid is just sitting in the rack and lines. Are you saying that you need the fluid in the rack to make it work manually(without the pump)?
Sorry for the extremely delayed response. I haven't been on in a while.
Yes. The steering rack operates on hydraulic pressure. It works because fluid cannot be compressed. If there was only air in it it would work very very poorly, if at all, and it would burn out quickly.