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I will check the pressure issue for sure. Now when I heat up the hot tub to 101 degrees the temperature says 89 degree Any idea what could be giving me this false temp?

I think the plumber was reading it wrong somehow. The technician today said the pressure was a little bit low but said it was within specs. I haven’t had a chance to talk to him a get the exact pressure yet but I will in the next day or so. I think the original plumber didn’t know what he was...

Believe it or not it turned out to be a bad key pad on the heater.

Had the plumber out today. Only getting 2.5 inlet pressure. Thanks for the help guys

Any idea what the gas pressure should be?

The manifold was loose enough to rotate it back enough to remove the orifice s. They are all completely clean. I did have a home generator installed installed last year and they teed off of the line to my pool heater I’m pretty sure. I wonder if that is effecting anything

I have been having trouble with my pool/spa Hayward H400FDN heater the past few months. It started out as an intermittent problem but has progressed to complete fail somewhere. When I turn the heater on the fan activates and heater fires and seems to lite but goes out within 3-4 seconds. No...

I bought a home 2 years ago and now own my first pool and hot tub. Having some issues with the heater that I will post about later. It looks like I have found the perfect forum for the DIYer.