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When using the extension ventilation hose (optional)

1. Removing the bottom left corner

2. Connecting and fixing the ventilation hose to the ventila-

tion hole of the unit

3. Keep the ventilation hose behind the chassis of the unit

(in case installing in the rear right, right and bottom right)

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1. Pull out the piping and drain hose

2. Install the Indoor Unit

3. Secure the Indoor Unit

4. Insert the connecting cable

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5. Treating methods of the end of the ventilation hose

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1. The inside and outside connecting cable can be con-

nected without removing the front grille.

2. Connecting cable between indoor unit and outdoor unit

shall be approved polychloroprene sheathed 5 × 1.5 mm

2

flexible cord, type designation 245 IEC 57 or heavier
cord.

• Ensure the color of wires of outdoor unit and the terminal

Nos. are the same to the indoor’s respectively.

• Earth lead wire shall be longer than the other lead wires

as shown in the figure for the electrical safety in case of
the slipping out of the cord from the anchorage.

• Secure the cable onto the control board with the holder

(clamper).

• After selecting the best location, start installation according

to Indoor/Outdoor Unit Installation Diagram.

1. Fix the unit on concrete or rigid frame firmly and horizon-

tally by bolt nut (ø10 mm).

2. When installing at roof, please consider strong wind and

earthquake. Please fasten the installation stand firmly
with bolt or nails.

Connecting The Piping To Indoor Unit
Please make flare after inserting flare nut (locate at joint portion
of tube assembly) onto the copper pipe.
(In case of using long piping)
Connect the piping

• Align the center of piping and sufficiently tighten the flare nut

with fingers.

• Further tighten the flare nut with torque wrench in specified

torque as stated in the table.

Connecting The Piping To Outdoor Unit
Decide piping length and then cut by using pipe cutter. Remove
burrs from cut edge. Make flare after inserting the flare nut
(locate at valve) onto the copper pipe.
Align center of piping to valves and then tighten with torque
wrench to the specified torque as stated in the table.

1. Please cut using pipe cutter and then remove the burrs.
2. Remove the burrs by using reamer. If burrs is not

removed, gas leakage may be caused. Turn the piping
end down to avoid the metal powder entering the pipe.

3. Please make flare after inserting the flare nut onto the

copper pipes.

Model

Piping size (Torque)

Gas

Liquid

XE9EKE

3/8” [42 N•m]

1/4” [18 N•m]

XE12EKE

1/2” [55 N•m]

1/4” [18 N•m]