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2. Remove the cover plate.
Remove the pipe cover plate and install the
internal and external connecting pipes.
NOTE: Install small-size piping rst, and then
large-size piping.
NOTE: All the gures in this manual are for
demonstration purposes only. The air conditioner
you have purchased may be slightly di erent in
design, though similar in shape.
Step 4: Network address set (some models)
(Only for the case of optional multi-function
board with XYE interface.)
Every air-conditioner in network has only one
network address to distinguish each other.
Address code of air-conditioner in LAN is set by
code switches F1 & ENC3 on the multifunction
board of the indoor unit, and the set range is
0-63. (Optional multi-function board)
ENC3
F1
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Step 5:
Drill wall hole for connective piping
1. Determine the location of the wall hole
based on the location of the outdoor unit.
2. Using a 65mm (2.5in) or 90mm(3.54in)
(depending on models )core drill, drill a
hole in the wall. Make sure that the hole
is drilled at a slight downward angle, so
that the outdoor end of the hole is lower
than the indoor end by about 12mm (0.5in).
This will ensure proper water drainage.
3. Place the protective wall cu in the hole. This
protects the edges of the hole and will help
seal it when you nish the installation process.
CAUTION
When drilling the wall hole, make sure to
avoid wires, plumbing, and other sensitive
Outdoor
≈ 12mm / 0.5 inch
Recommended position and size of back outlet
pipe through wall hole
Wall
Indoor
470mm
150mm
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