Checking The Drainage And Forming The Piping - AERMEC MGH R410A Manuel D'installation

CHECKING THE DRAINAGE AND FORMING THE PIPINGS
Checking the drainage
1. To remove the front panel from the
indoor unit.
Set the air direction louvers up-and-
down to the position(horizontally) by
hand.
Remove the securing screws that
retain the front panel. Pull the lower
left and right sides of the grille toward
you and lift it off.
Pull the right and
the left side.
2. To check the drainage.
Pour a glass of water on the
evaporator.
Ensure the water flows through the
drain hose of the indoor unit without
any leakage and goes out the drain
exit.
3. Drain piping
The drain hose should point downward
for easy drain flow.
Do not make drain piping.
Accumulated
Do not raise
drain water
Air
Water Water
Waving
leakage leakage
Downward slope
Tip of drain hose
Less than
dipped in water
50mm gap
Water
leakage Ditch
Form the piping
1. Form the piping by wrapping the
connecting portion of the indoor unit
with insulation material and secure it
with two kinds of vinyl tapes.
If you want to connect an additional
drain hose, the end of the drain outlet
should be routed above the ground.
Secure the drain hose appropriately.
2. In cases where the outdoor unit is
installed below the indoor unit
perform the following.
Tape the piping, drain hose and
connecting cable from down to up.
Secure the tapped piping along the
exterior wall using saddle or equivalent
Seal a small
opening around
the pipings with
gum type sealer.
• Trap is required to prevent water from entering
into electrical parts.
3. In cases where the Outdoor unit is
installed above the Indoor unit
perform the following.
Tape the piping and connecting cable
from down to up.
Secure the taped piping along the
exterior wall. Form a trap to prevent
water entering the room.
Fix the piping onto the wall by saddle
or equivalent.
13
Taping
Drain hose
Pipings
Plastic
Connecting
band
cable
Power supply
cord
Seal a small opening
around the pipings
with gum type sealer.
Trap