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M5MSY-2010 Application Information
Drain Piping Work
INDOOR UNIT
Pipe clamp
Good
Bad
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 pipe connection, be careful not to exert
extra force on the drain connector at the 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.
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Drain Test
MAIN DRAIN PIPE
FEED WATER
FLEXIBLE
DRAIN HOSE
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.
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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.
Panel Installation
The front panel can only be fi tted in one direction, follow the piping direction. (Follow piping arrow sticker
on the front panel).
Be sure to remove the installation template before installing the front panel.
Open the air intake grille by pulling back the catchers and remove it together with fi lter from panel.
Install the front frame panel onto the indoor unit by using 4 screws and tighten it completely to prevent cool
air leakage.
Connect the LED wire and air swing wire to the indoor unit (Optional).
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