Paulwa41qh

When you say pins which ones and do I turn hot tub off and thank you so much for your help

If I used a multimeter what would I set dial to thanks

it is temporary to see if it was a censor issue but alas it’s not

Only green light lite is lim ok

Hot spring spa vanguard 2006 lights flashing circulation pump feels like it’s running not getting hot and bubbles in hot tub but will not heat up any one help please