NOTE:
While waiting for upper press repairs/upgrades, assemble upper press middle plate assembly. Measure middle plate assembly at corners and midway along sides to verify thickness is even to with .005”. and check flatness across both water platen surfaces using 36” straight edge and feeler gauges. Check flatness along 3 parallel positions. Rotate straight edge 90 degrees and check flatness along 3 parallel positions. Check flatness along two diagonal positions. Flatness should be within .005”