21
Application Information ACK-E-2009
Unit Hanging
Confi rm the pitch of the hanging rod is 770mm x 622mm sharp.
Hold the unit and hand it on the hanging rod with the nut and washer.
Adjust the unit height to 35.0mm between the indoor unit bottom surface and the ceiling surface.
Confi rm with a level gauge that the unit is installed horizontally and tighten the nut and bol to prevent unit
falling and vibration.
Open the ceiling board along the outer edge of the paper installation template.
Drain Piping Work
Drain pipe must be downward gradient for smooth drainage.
Avoid the drain pipe from up and down slope to prevent
reversal fl ow.
During the drain piping connection, be careful not to exert extra
force on the drain connector at indoor unit.
The outside diameter of the drain connection at the fl exible
drain hose is 20mm.
Be sure to provide heat insulation (polyethylene foam with
thickness more than 8.0mm) on the drain piping to avoid the
condensed water dripping inside the room.
Drain Test
Connect the main drain pipe to the fl exible drain hose.
Feed water from fl exible drain hose and check the piping for
leakage.
When the test is completed, connect the fl exible drain hose to
the drain connector on the indoor unit.
Note: This indoor unit use drain pump for condensed water drainage. Install the unit horizontally to
prevent water leakage or condensation around the air outlet.
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Ceiling
Board
35.0mm
ACK-E
05_Application Information_A.ind21 2105_Application Information_A.ind21 21 4/6/2009 3:32:52 PM4/6/2009 3:32:52 PM
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