LG LAN121CNM Service Manual - Page 27

Checking The Drainage

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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. Connecting area drain hose Leakage checking Drain pan Drain hose Leakage checking Drain piping • The drain hose should point downward for easy drain flow. Downward slope • Avoid these situations. Do not raise Accumulated drain water Air Water leakage Water leakage Waving Tip of drain hose dipped in water Water leakage Ditch Less than 50mm gap Service Manual 27

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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