14 FILTER INSTALLATION AND USER GUIDE BARRIE • ONTARIO • CANADA 705.733.8900 WWW.EXCALIBURWATER.COM DRAW / AIR Draw/Air Cycle: - In this cycle air is siphoned in the mineral tank and make a big air bubble on the top of mineral tank. The water runs through the drain line with a low flow. SERVICE Service Operation: - After the completion of regeneration the control valve returns to the service cycle. In regeneration, media bed is washed and air is replaced in tank.
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