I can hook up to test leads, but I think I'm gonna pass on this one....

It's been awhile since I have performed this type of work and was curious to current methodologies.

Bad hair day to say the least!!

Best practices, procedures really.?ÿ It's been awhile since I have done this.

And if I have no as-built data, it appears as if my only option is to have the guys probe from the upstream and downstream AGM's and hope we don't mis...