Checking the Drainage, Forming the Pipings and Long Pipe Setting
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
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Only for training and service purposes
Checking the Drainage, Forming the Pipings and Long Pipe Setting
Accumulated
drain water
Air
Water
Waving
leakage
- 35 -
Tip of drain hose
dipped in water
Water
leakage
Ditch
Downward slope
Less than
50mm gap
LGE Internal Use Only