Economizer control for Hot Water Boiler

[2Biz]

"We've ALWAYS done it that way."
"The boss said to do it like that."
"This is the first time I've ever installed one of these."
"Installation manual? What installation manual?"

Your right! I guess I should have known the answer! Although, I have to give the original builder credit. Really....How'd he know how to build a CW without the Internet?!?!?!?! My CW was conceived long before the Internet was even thought of!