Clean It Up
UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: Tony Edwards on September 23, 2012, 08:03:51 pm
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Just received my new RO system and the TDS meter in the kit says i need to calibrate it.
Is that correct and how do I do it ?
Cheers
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should not need to if its new.
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http://www.cleanitup.co.uk/smf/index.php?topic=157675.0
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So do I have to if its brand new ?
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no should work fine.
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Thanks