I run my Tunze Osmolator dry all the time, like twice a week. Just refill and shake the pump up and down while you hang onto the hose. Sometimes it takes a few shakes, or a couple thumps on the bottom of the reservoir.
Quote:
Originally Posted by Oilers
It is 1.023. The light on the ATO is now saying the water level in the reservoir is too low even though I just refilled it. So strange.
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That's pretty low for reef. Reef should be more like 1.025 or 1.026.