What’s New

To promote longevity of your WG series Water Purifier, we recommend that you carry out regular checks and a few simple steps to maintain its performance. 

The following items are recommended to be added to your maintenance routine for the product: 

Maintenance/check items	Reference for timing	Remarks
Replacement of pre-treatment cartridge	Apprix. 6 months Exchange message appears on the indication area	Throughput: About 5000 liters of city water in Tokyo. If the quality of raw water is not good, perform this maintenance as soon as possible.
Replacement of membrane filter	Apprix. 3 months Exchange message appears on the indication area.	Throughput: apprix. 500 liters for pure water. Need to exchange if the amount of collection is less than the above value.
Replacement of ion exchange resin cartridge	Exchange message appears on the indication area. (Displayed when the conductivity of pure water is more than 1 x 10-4 S/m.)	Throughput: About 700 liters of the raw water of 200 x 10-4 S/m. (1400 liter for WG1000 type)
Cleaning of distiller	3 months	If the quality of raw water is not good, start the operation as soon as possible.
Cleaning of water supply hose filer	6 months
Replacement of hose	2 years	Connections shall be checked monthly.
Drainage of distilled water tank	3 months	IF not used for a long time, drain water from the tank.