- What are the different qualities of water ?
- What’s the difference between RO and DI water purification?
- Why carbon to filter water ?
- Why a booster pump ?
- How to disconnect autofilling ? ( OMINI autofilling version only )
- How to replace an old controller without white wire by a new one ?
- Why indicator lamps of the controller are off?
- When to replace the reverse osmosis membrane?
- Is the UV sterilizer to be connected before or after the water purifier?
