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  1. mmeyer

    black scaling when spa heater in operation

    I could really use some help understanding the problem I'm having. I have been unable to solve this puzzle. I have a 18,000 gallon in ground pool and a connected 1000 gallon spa that was built in 2010. I use a SWG system to chlorinate. I live in Seattle and temperatures are around 40F in the...
  2. mmeyer

    heat exchanger scaling

    I have a Raypak 406. The spa jets have been spewing black chunks. I took the header of the furnace it was full of thin black scales. I used a shop vac and removed the scaling and replace the broken thermostat. Everything works fine now but I'm concerned the heat exchanger must be damaged...
  3. mmeyer

    intellichlor malfunction?

    I have an 18000gallon in ground pool with cover. My intellichlor light flashed low salt, but unit was still making chlorine. I checked the control unit that gave me a read out of 2700ppm, water temp 56F. I added 40lbs of salt, no where near enough to bring the level to normal. I waited two...
  4. mmeyer

    bromine spa in SWG chlorine pool

    This is my first year as a pool owner. I have an in ground pool 18k gallon and a 1k gallon in ground spa in Seattle. For inexplicable reason I was given a bromine swimmer and tabs for the spa to use over the winter (while I was told to use a chlorine swimmer in the pool). The spa and pool are...