Mailbox with Stapler, Stapler Removal or Installation Figure 6-178 Mailbox with Stapler, Stapler Removal or Installation The Stapler Assembly is mounted in the 5-bin Mailbox with Stapler, replacing the three Face-down bins and the blind cover. 1 Turn off the printer. 2 Make sure the Delivery Head Assembly is not in the stapler area. It should be in the bottom portion of the mailbox. You can move the Delivery Head Assembly downward gently with your hand. C4085-91087 Stapler Assembly Removal and Replacement 363