This post covers how to refill the staples for your Savin copier. You will start by pushing the green lever towards you to take out the stapling unit. Next, take out the refill cartridge, but this MUST be empty for you to take it out. Make sure the side with the arrows is against your palm and you should now be able insert the refill cartridge with the new staples. Finally, place the stapling unit back inside the finisher. 

(Watch the video version of this post below)