How do you unlock Prologic?
How do you unlock Prologic? To unlock, press and hold the (<) & (>) until the text, on the display, changes from ‘Locked’ to ‘Unlocked’ (unit will beep). Press the (>) repeatedly, until ‘Chemistry Config. Wizard’ appears on the display. Press the (+) key to enter, then (>) until ‘Maintain ORP level’ appears on the display.