In-Situ Aquaculture Buoy Manual (purchased before 28 May 2013) - Manual (Page 12)

12 Sensors
FIGURE 6. View of the brush and set screw
3.2 INSTALLING THE CLEANSING TABLET
1. Remove the cap from the bottom of the buoy motor tube.
2. Place a new chlorine/bromine tablet in the cap.
3. Replace the cap.
FIGURE 7. Installing a cleansing tablet