Installation Manual

Installation
14 Indoor Unit
1. Remove the Air Filter.
2. Check the drainage.
• Spray one or two glasses of water upon the
evaporator.
• Ensure that water flows drain hose of
indoor unit without any leakage.
Air filters
Air outlet vents
Checking the Drainage
• Firmly hold copper pipe in a bar with the dimension shown in below table table below.
• Carry out flaring work with the flaring tool.
Bar
Copper pipe
"A"
<Wing nut type>
<Clutch type>
Flaring work
Ceiling
Drainage hole
1 mm (1/32 inch) ~ 3 mm (1/8 inch)
Front of view
1. Install declination of the indoor unit is very important for the drain of the duct type air
conditioner.
2. Minimum thickness of the insulation for the connecting pipe shall be 5 mm(3/16 inch).
• The unit must be horizontal or declined to the drain hose connected when finished installation.
CAUTION
!
Pipe diameter
Inch (mm)
A Inch (mm)
Thickness
Inch (mm)
Wing nut type Clutch type
Ø 1/4 (Ø 6.35) 0.04~0.05 (1.1~1.3)
0~0.02
(0~0.5)
0.03 (0.7)
Ø 3/8 (Ø 9.52) 0.06~0.07 (1.5~1.7) 0.03 (0.8)
Ø 1/2 (Ø 12.7) 0.06~0.07 (1.6~1.8) 0.03 (0.8)
Ø 5/8 (Ø 15.88) 0.06~0.07 (1.6~1.8) 0.04 (1.0)
Ø 3/4 (Ø 19.05) 0.07~0.08 (1.9~2.1) 0.04 (1.0)