Unfortunately there's no simple answer.
If you turn the machine you will change the way load is distributed on the machine room floor. First you will need to have a mechanical engineer verify in writing the floor can handle the change. If not what options do you have? And at what costs!
You could apply for a variance to allow for the new clearance of the Hollister-Whitney machines or bite the bullet and put in another type.
Let us know how you make out. And if you can post a few pictures as well...
