Looks like maybe a two-pipe dual temperature loop with summer/winter changeover.
@hvacworld74213 жыл бұрын
Yah, that's right. Old school stuff and a big huge mess.
@LadariusCapersOfficial3 жыл бұрын
@@hvacworld7421 Big Air Conditioner Machine
@acechoice453 жыл бұрын
I was surprised that pump seals wasn't smoked
@hvacworld74213 жыл бұрын
I know, had another job shortly after where they left the pumps on for days after the freeze and the loop was completely dry. Couldn't seven put you hand on the pump and it was still good after filling up the loop.