EWT G20 Owner's Manual page 25

SERVICE THE FILTER CARTRIDGE
Replace Filter Cartridge
Filter Front Cover
Remove the lter front cover.
Take the new lter cartridge and insert
it on lter cartridge head.
Reset Filter Life
Press "DOWN" key for 8 seconds to
enter Code Page.
Press "UP" or "DOWN" key to change
code to "307" to enter lter life reset page.
Press "DOWN" key to choose "YES", and
press "CONFIRM" key to con rm.
Filter life reset is complete.
Anti-clockwise rotate the filter
cartridge to loosen it.
Clockwise rotate the lter cartridge to
tighten it.
Remove the lter cartridge.
Install back the lter front cover.
CODE: 307
AUX IN3 RESET
YES