spa circulating pump

We’ve encountered a very strange issue with our spa and neither we or our builder can figure out what’s wrong. 🤦🏻‍♀️ The spa will run fine during the day but sometime around 6pm (don’t know the exact time or if it’s even consistent) if you try to turn the spa on it will kick on for just over one...

I have a 2001 Sundance Altimar spa and getting Flo error. Installed a new circulation pump and new flow sensor and still getting error. If it calls for heat error goes away. Turn on pump 1 before getting error and error stays off until pump stops. If I put my finger over discharge hole and...

My spa circulator pump keeps turning on and off. I tried jumping the flow switch and all it does is turn on and off. After turning the breaker off and on with the flow switch disconnected, the pump ran for about 3-4 mins until it shut off again. The pump is a year old and the heater is a few...

Filled and started the hot tub last week. Had a blinking FLO on the panel. I'm an engineer, so I investigated. The circulation pump was not working. So, today I replaced the circulation pump. Water flowing. Now I have a continuous solid FLO on the panel. Local Sundance dealer said the...