TM 10-6640-216-13&P
4-11. REMOVE/INSTALL POWER ENTRY PANEL-continued.
REMOVAL
1.
Remove junction box from laboratory. See figure 4-1.
a.
Remove conduit connector.
b.
Drill out twelve rivets and remove junction box from laboratory.
c.
Remove seal (double backed adhesive tape) from junction box and laboratory.
2.
Remove grounding lug. See figure 4-1.
a.
Remove grounding lug, retaining nut, lockwasher, and flat washer.
b.
Remove grounding lug from junction box.
INSTALLATION
1.
Install grounding lug. See figure 4-1.
a.
Insert threaded end of new grounding lug through mounting hole in junction box.
b.
Install flat washer, lockwasher and retaining nut.
c.
Tighten retaining nut.
2.
Install junction box. See figure 4-1.
a.
Ensure that sealing surface of both junction box and laboratory wall are clean and then
apply seal (adhesive tape).
b.
Insert junction box into laboratory wall.
c.
Rivet junction box into place.
d.
Install conduit connector.
ASSEMBLY
Assembly power input connector and protective cap. See figure 4-1.
a.
Attach tagged leads to proper connection points on new connector and solder in place.
b.
Install retaining nut.
c.
Insert connector into mounting hole on junction box and fasten in place with three socket
head mounting screws.
d.
Slip eye of protective cap chain onto the fourth mounting screw, install on screw.
e.
Insert mounting screw and tighten all four mounting screws.
f.
Connect leads as tagged to panelboard. Remove tags.
4-18
