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4-53.
TM5-4120-377-14
a. Inspection/Test
(1) Inspect for cracks, corrosion, loose electrical connections, and loose mounting hardware. Repair and
tighten loose electrical connections and tighten loose mounting hardware. Replace fuse block if it is cracked,
broken, or badly corroded.
(2) If a fuse is suspected to be bad, pull it from the fuse block and look for broken or melted element.
(3) Using a multimeter, check continuity. If there is no continuity, replace fuse.
b. Removal
(1) Pull fuses.
(2) If fuse block is to be replaced, tag and remove wire leads.
(3) Using screwdriver and wrench, remove two screws and lock nuts.
(4) Pull fuse block from box.
c. Installation
(1)
(2)
(3)
(4)
Place fuse block in box and aline holes.
Using screwdriver, pliers, and wrench secure fuse block to box with two screws and lock
See tags and wiring diagram (fig. 4-20) and connect leads. Remove tags.
Place fuse(s) into fuse block clips.
Follow-on procedure: Install junction box cover and lower front panel. (See para 4-47.)
Preliminary procedure: Remove junction box. (See para 4-46.)
a. Access
(1) Using screwdriver, loosen four captive panel fastener screws in junction box cover.
Figure 4-63. Junction Box Cover
4-102
nuts.
TS4120-377-14/4-63
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