STEP 1 Open front door and take refill cartridge out.
STEP 2 Slide refill down around cartridge, then remove paper band.
STEP 3 Pull up outer layer, of refill over cartrdige adn down through center of cartrdige.
STEP 4 Place refill cartridge back into original position inside.
STEP 5 Pull end of refill all the way down, then tie a knot at bottom.