Checking The Drainage, Forming The Pipings And Long Pipe Setting - LG L4UC488FA0 Installation Manual

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
Checking the Drainage, Forming the Pipings and Long Pipe Setting
Accumulated
drain water
Air
Water
Waving
leakage
Tip of drain hose
dipped in water
Water
leakage
Ditch
Downward slope
Less than
50mm gap
Installation Manual 17