Thank you for viewing. This is the official instruction manual for the Frecious water server "dewo (Duo)". For those who have purchased the unit second-hand, or those who have lost their manual, would you like to have this? Detailed instructions are provided on how to clean the unit, how to respond to error messages, and how to set it up for long absences. [Product Details] • Compatible Models: Frecious dewo (Duo) • Model Number: BSS-310 • Condition: No noticeable folds or stains, and there are no problems with reading (※Please change to "Slight scratches on the cover" etc. as appropriate). There is rust on the staples. • Storage Environment: Stored at home with no pets and no smokers.