iRobot Roomba Combo j8 Enhanced Owner's Manual page 9

About your Combo™ bin
Top view
EN
1 Filter
2 Dust bin
3 Water tank
4 Mopping pad
8 For more information, visit global.irobot.com
5 Dust bin door
6 Tank cap
7 Pad plate
Bottom view
1 Pad attachments
2 Wick cap
3 Pad track