Checking The Drainage; Drain Piping - Friedrich M09YJ Manuel D'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.
Connecting area
drain hose
Leakage
checking
Drain pan
Drain
hose
Leakage
checking
Downward slope
2
Do not make drain piping like the following.
Water
leakage
Accumulated
drain water
Water
Waving
leakage
Tip of drain hose
dipped in water
Water
leakage
* The feature can be changed according to a
type of model.
19
Do not raise
Air
Ditch
Less than
50mm gap