LG Electronics LAU121CNM Air Conditioner User Manual


 
Service Manual 27
Checking The Drainage
Pour a glass of water on the drain pan.
Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the
drain exit.
Drain piping
The drain hose should point downward for easy drain flow.
Drain pan
Drain
hose
Leakage
checking
Connecting area
drain hose
Leakage
checking
Downward slope
Avoid these situations.
Do not raise
Accumulated
drain water
Tip of drain hose
dipped in water
Air
Waving
Water
leakage
Water
leakage
Ditch
Less than
50mm gap
Water
leakage
Installation