FORD 2013 F-550 v.1 - Manual (Page 292)

To remove the fuse panel cover, pull
the panel toward you. When the
clips of the panel disengage, let the
panel fall easily.
To remove a fuse, use the fuse puller tool provided on the fuse panel
cover.
The fuses are coded as follows.
Fuse or relay
location
Fuse amp
rating
Protected circuits
1 30A Not used (spare)
2 15A Upfitter relay #4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 33 41
42
43
44
45
34
35
36
37
23
24
25
26
27
28 38 46
39 47 29
32
40
31
30
48
49
Fuses 291
2013 F-250/350/450/550 (f23)
Owners Guide gf, 1st Printing
USA (fus)