User manual

Table Of Contents
23
English
charging cord or wall adapter in the
reservoir
Replacement
Replace nozzles every 6 months or
immediately when damaged. To buy
accessories or spare parts, visit philips.com or
go to your local Philips Sonicare dealer.
Locating the model number
Look on the box for the model number of your
device.
2000 Series - (for all HX3801 models)
3000 Series - (for all HX3804, HX3805,
HX3806 models)
Frequently asked questions
Question Answer
Can I use mouthwash or
essential oils in my reservoir?
It is not recommended to use
essential oils in the reservoir.
Mouthwash can be mixed with
water and used in the
reservoir. After using
mouthwash, rinse the device
to prevent clogging by
partially filling reservoir with
warm water and running
product with tip pointed into
sink until reservoir is empty.