S sterlingh20 Member Joined Sep 6, 2007 Messages 50 Reaction score 0 Points 6 Location San Antonio, TX May 31, 2008 #1 The RO water coming from the machine has a TDS of 12 but the water in the plastic tank has a TDS of 21 I drained the tank a month ago, why is it so high?
The RO water coming from the machine has a TDS of 12 but the water in the plastic tank has a TDS of 21 I drained the tank a month ago, why is it so high?
I.B. Washincars Car Washer Emeritus Joined Aug 30, 2007 Messages 4,289 Reaction score 1,171 Points 113 Location SW Indiana melon fields. May 31, 2008 #2 Although 21 is not very high, you probably have a leaky check valve somewhere that is allowing water to backfeed into the product water.
Although 21 is not very high, you probably have a leaky check valve somewhere that is allowing water to backfeed into the product water.