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(2) Cut an opening in ceiling for installation if necessary. (when ceiling already exists.)
(3) Install a suspending bolt.
(Use a M10 bolt)
To support the unit weight, anchor bolt shall be used in the case of already exists ceiling. For
new ceiling, use built-in type bolt or parts prepared in the field.
Before going on installing adjust space between ceiling.
<Installation example>
Note: All the above mentioned parts shall be prepared in field.
Ceiling
Refer to paper pattern for dimension of ceiling hole.
Connect all pipings (refrigerant, water drainage), wirings (inter unit cable) to indoor unit, before installation.
Cut a hole in ceiling, may be a frame should be used to ensure a smooth surface and to prevent vibration.
Contact your real estate dealer
Roof
Anchor bolt
Long nut
Suspending bolt
In the case of ceiling already exists
(1) Install unit temporarily
Put suspending bracket on the suspending bolt.
Be sure to use nut and washer at both ends
of the bracket. Fix the bracket firmly.
(2) Adjust the height and position of the unit.
(Refer to preparation for the installation (1) ).
(3) Proceed with (3) and (4) of "In the case of new ceiling".
Nut (Prepare in field)
Washer (Prepared in field)
Suspending bolts
Fasten (double nuts)
50~150
2
In the case of new ceiling
< After installation on the ceiling >
(3) Adjust unit to its right position. (Refer to preparation for the installation-(1))
(4) Check unit's horizontal level.
Watert pump and flating switch is installed inside indoor unit, check four corners of the unit for its level
using horizontal compartor or PVC tube with water. (If unit is tilting against the direction of water
drainage, problem may occur on floating switch, causing water leakage.)
(5) Remove the washer mounlting , and tighten the nut above.
(6) Remove the paper pattern.
As for the dimensions of ceiling hole, see paper pattern. Ask your real estate dealer for details.
Center of the hole is marked on the paper pattern.
Center of the unit is marked on the card in the unit and on the paper pattern.
Mount paper pattern onto unit using 3 screws . Fix the corner of the drain pan at piping outlet.
(1) Install unit temporarily
Put suspending bracket on the suspending bolt. Be sure to use nut and washer at both ends of the bracket.
Installation of indoor unit
4
(2)
5
6
2
Installation Procedure