FAQ on Water Purifiers

	What are the heating values of a water purifier?
	Measuring pH of pure water results in values other than seven. Why?
	Please show the details of troubleshooting for the Auto Still.
	The outer cover tube cracked in less than one year. At this time, we looked at inside outer cover tube before cracking. The tube was dampened with water. Please tell us the reason.
	We turned ON and operated the device overnight to make water. Next day, water did not be dropped the least in the tank. Why?
	"E3" was displayed. So we replaced the ion-exchange resin. But "E3" is still displayed. Why?
	We think that the life of ion-exchange resin is short in comparison with the normal use term.
	Please tell us the difference between the ion-exchange resin cartridge CPC-N and CPC-H.
	We cannot extract the pure water (small amount of extraction). Please give us advise.