AUKS AL-H18/4DR1(U), Service Manual

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AUKS DC Inverter 1 Drive1 50HZ R410A Four-way cassette
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6.6 Drainage pipe installation
The drain pipe should be properly insulated to prevent the generation of condensation. Heat insulation
material: the thickness of rubber insulation pipe should be more than 8mm
◇
Drainage pipe must have a downward gradient (1 / 50 1 / 100).If the drain pipe is installed ups and
downs, it will cause water backflow or leakage etc.
◇
The unit has a drain pump which will lift up to 1200mm. However after the pump stops the water still in
the pipe will drain back and may overflow the drain tray causing a water leak. For this reason please
install the drain pipe as shown
◇ When draining multiple units into a common drain line, this common drain should be installed about
100mm below each units drain outlet, as shown in the drawing.
◇ When finish installation please carry out the drainage test to ensure that the water flow through the