Mitsubishi Electric PAC-IF071B-E Installation Manual page 14

4. Electrical work
5. Install the bottom case.
■ Installation using a switch box
• When installing the bottom case in the switch box, secure at least two
corners of the switch box with screws.
Double switch box
Roundhead cross
slot screws
Caution:
To avoid causing deformation or cracks to the main remote controller, do
not overtighten the screws and make an additional installation hole(s).
6. Cut out the cable access hole.
■ Direct wall installation
• Cut out the knockout hole (indicated with grey in <Fig. 4.2.7>) in the front
cover by knife or nipper.
• Thread the main remote controller cable from the slot behind the bottom
case through this access hole.
7. Plug the lead wire cable into the top case.
Plug the lead wire cable coming from the bottom case into the top case.
Caution:
To avoid failures, do not remove the controller board protective sheet and
the controller board from the top case.
After the cable is plugged into the top case, do not hang the top case as
shown in <Fig. 4.2.8>. Otherwise, the main remote controller cable could
sever, which could cause malfunction to the main remote controller.
8. Fit the lead wires into the clamps.
Caution:
Hold the wires in place with clamps to prevent excessive strain from being
applied on the terminal block and causing cable breakage.
en
13
Completely seal the gap around
the cable access hole.
See Step 2.
Main remote controller cable
See Step 4.
<Fig. 4.2.6>
■ Direct wall installation
• Thread the cable through the slot provided.
• When mounting the bottom case on the wall, secure at least two corners of
the main remote controller with screws.
• To prevent the bottom case from lifting, use top-left bottom-right corners
of the main remote controller (viewed from the front) to secure the bottom
case to the wall with wall plugs or the like.
Wood
screw
Securely plug the connector
into the jack.
Hold the wires in place
with clamps.
Main remote controller cable
See Step 4.
Thread the cable through the slot.
<Fig. 4.2.7>
<Fig. 4.2.8>
Clamps
<Fig. 4.2.9>