Du Pont WFPT200 Installation Instructions Manual page 7

Installation
Hand wash the pitcher, lid and reservoir with mild soapy water and rinse well.
Flush artridge
fter the cartridge has soaked for 15 minutes, flush the
cartridge by holding it upright under cold running tap
water for 15 seconds.
3
Step
Wash Pitcher
4
Step
6 V4.6