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Installation
Checking the drainage
To check the drainage.
1. Pour a glass of water on the evaporator.
2. Ensure the water flows through the drain
hose of the indoor unit without any leakage
and goes out the drain exit.
Drain piping
1. The drain hose should point downward for
easy drain flow.
2. Do not make drain piping.
Do not raise
Water
leakage
20 Room Air Conditioner
Accumulated
drain water
Air
Water
Waving
leakage
Tip of drain hose
dipped in water
Water
leakage
Ditch
Downward slope
Less than
50mm gap
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