Dell PowerEdge 4220 Guide D'installation page 18

Figure 1-6. Removing the Front-Door Hinges
1 hinge pin
3 bottom hinge
5
c
d
e
f
16
Get user manuals: See SafeManuals.com
6
5
4
retention clip
Remove the hinge spring from the hinge body.
Place the hinge pin, retention clip, and spring in a safe location.
Using the 4-mm Allen wrench, remove the Allen bolts that secure
the hinge body to the rack, and place the bolts with the hinge pin,
retention clip, and body spring.
Rotate the hinge body 180 degrees so that the hinge-pin holes are now
on the right side of the hinge body (see Figure 1-7).
Installation Guide
1
2
3
2 top hinge body
4 hinge post
6 body spring