This is all poolstore numbers which is meaningless 99.9% of the time but that's not to say that the water balance isn't out of wack.With .74 FC and 128 CYA how is there not algae ?
Copper kills algae.With .74 FC and 128 CYA how is there not algae ?
And a lot of copper sure does the job in this case possibly.Copper kills algae.
In my opinion, it is like a car that has been in a flood where the insurance company writes it off as a total loss.
You can open the combustion chamber to see the heat exchanger or pressure test the heater, but I think that it is probably ruined.
I would not put money into this heater.
Are you saying it fires up and runs well with no problems?The heater is working.