Thanks Puigi,
The Topog-E instructions are for boilers and they say to make the nuts hand tight, tighten 1/4 turn, raise internal pressure, and tighten as needed. Not very useful.
I have an extra door. I can have it checked for flatness while the machines remain in operation.
As far as...
Hello,
I have two R-22 liquid chillers with a pressure vessel that has an 11 X 15 ASME Code elliptical handhole assembly (bolt & yoke type) on one end. Two 1" bolts are used to pull the cover up against the inboard face of the mating ring. The original gasket used is a Topog-E standard...