I have a rain soft water softener and the salt tank keeps over filling it has the main tank with computer on it and that won't let me do much and the other tank holds salt I don't have soft water and sometimes I have real salty water for a few min it about 5 yrs old but wasn't hooked up for 3 or 4 yrs just used salt it came with it has 2 hoses on that goes to salt tank no drain hose I hooked it back up the way they did just on a well now and I don't have any papers on it any more any help would be great I'm lost thank you