Acson international AWSS30A, Technical Manual

Page: 23 / 84

23
INDOOR UNIT
Unit Hanging
• Confirm the pitch of the hanging rod is 790.0mm x 620.5mm(ACK-A) and 505.0mm x 538.0mm (ACK-C).
• Hold the unit and hang it on the hanging rod with the nut and washer.
• Adjust the unit height to 35.0 mm between the indoor unit bottom surface and the ceiling surface.
• Confirm with a level gauge that the unit is installed horizontally and tighten the nut and bolt to
prevent unit falling and vibration.
• Open the ceiling board along the outer edge of the paper installation template.
Drain Piping Work
INDOOR UNIT
Pipe clamp
Good
Bad
Drain Test
• Connect the main drain pipe to the flexible drain hose.
• Feed water from flexible drain hose and check the piping
for leakage.
• When the test is completed, connect the flexible drain
hose to the drain connector on the indoor unit.
Note: This indoor unit use drain pump for condensed water drainage. Installed
the unit horizontally to prevent water leakage or condensation around
the air outlet.
Ceiling Board
• Drain pipe must be downward gradient for smooth drainage.
• Avoid the drain pipe from up and down slope to prevent
reversal flow.
• 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
flexible drain hose is 20 mm.
• Be sure to provide heat insulation (polyethylene foam
with thickness more than 8.0 mm) on the drain piping to
avoid the condensed water dripping inside the room.
35.0 mm (ACK-A)
30.0mm (ACK-C)
MAIN DRAIN PIPE
FEED WATER
FLEXIBLE
DRAIN HOSE