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English
7
Indoor Unit Installation
4) Pass the drain hose and refrigerant pipes through the wall hole,
then position the indoor unit on the
mounting plate hooks,
using the
markings at the top of the indoor unit as a guide.
5) Connect the refrigerant pipes.
6) In case of pulling the drain hose through the
back of the indoor unit, wrap the refrigerant
pipes and drain hose together with
insulation tape as shown in the figure.
7) Press the bottom edge of the indoor unit with both hands until
it is firmly caught by the
mounting plate hooks.
Secure the indoor unit to the
mounting plate with the
indoor unit fixing screws M4 × 1/2” (M4 × 12mm).
3-3. Wall embedded piping
Follow the instructions given under left-back piping.
1) Insert the drain hose to this depth so it won’t be pulled
out of the drain pipe.
How to remove the pipe port cover
1) Cut off the pipe port cover with a copping saw.
Apply the blade of the copping saw to the notch, and cut off the pipe port cover along the uneven inner surface.
•
For bottom piping:
On the bottom of the front grille
•
For left side piping:
On the side cover (front grille
side and unit side)
2) After cutting off the pipe port cover, perform filing.
Remove the burrs along the cut section using a half round needle file.
NOTE
• Be careful not to let chips enter the driving section of the arm.
• Be careful not to put pressure on the lower front panel.
Front grille side
The
fi
gure shows the case of left-bottom piping.
Side cover
(front grille side)
Side cover (unit side)
A Mounting plate
A
Drain hose
A Mounting plate
Caulk this hole
with putty or
caulking material.
Wrap insulation tape from the
right end all the way to the left end
of the pipe that passes through the
back of the indoor unit.
Overlap at least half the width of
the tape with each turn.
K
Bind with adhesive vinyl
tape.
If any gap is left or if the
refrigerant pipe is bound
too tightly, condensation
and dripping may result.
K
Thermal insulation pipe
Slit
Slit
Vinyl tape
Wrap with vinyl tape so that no gap is left and the slit
in the thermal insulation pipe is facing upward.
Refrigerant pipes
Drain hose
Bottom frame
A Mounting plate
Indoor unit fixing screw
M4 × 1/2” (M4 × 12mm)
(2 points)
H
A
A
H
Inner wall
Vinyl chloride
drain pipe (VP-30)
Drain hose
φ
1-3/16” (30mm) or more
1-15/16”
(50mm)
or more
Insert the drain
hose to this depth
so it won’t be pulled
out of the drain pipe.
Outer wall
01_EN_3P674703-1.fm 7 ページ ２０２２年３月２９日 火曜日 午後３時４０分
