Mitsubishi SCM80ZA Manual page 39

Cautions when piping from the left and the rear center of the unit
[Top View]
Left Side Piping
Left rear piping
Left side piping
[Procedure for exchanging the drain hose.]
1. Remove the drain hose.
¡ Loosen and remove the spring- ¡ Remove with your hand or a pair
type clamp.
¡ When conducting the central rear piping, use a nipper to cut out knock-
out holes in the installation board.
Drainage
¡ The drain hose must be fit with a downward slope.
¡ Do not set the drain hose like the following illustrations.
Too high
The end of the
drain hose is
touching the
water.
¡ Pour water in the drain pan below the heat exchanger and confirm that the water is drained outside.
¡ If the extension drain hose is indoors, make sure it is insulated using a shielding pipe (not supplied).
Right Side Piping
Right rear piping
2. Remove the drain cap.
¡ Use a hexagonal wrench to correctly
of pliers. insert the drain cap which was re-
moved in 2.
Caution: Be careful because if the cap
is not inserted property, water leak may
occur.
It curves like a wave.
The gap to the
ground is less
than 5 cm.
Shielding pipe
Drain hose
when a part of the extension drain hose is indoors
The piping can be removed from
the rear, left, left rear, right and
from under the unit.
Right
Right side piping
Rear
Under
3. Insert the drain cap. 4. Connect the drain hose.
¡ Loosen the spring-type clamp and
securely insert the drain hose.
Caution: Be careful because if the
cap is not inserted properly, water
leak may occur.
¡ Do not place the power supply cords
above the gutter, because the air
conditioner is structured in a way where
condensation on the back side is
collected in to the drain pan before
drainage.
under 5 cm
Smell from
sewerage drains.
The end of the
drain hose is
touching the
sewage drains.
Extension drain hose
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Left
Left rear
Gutter
Wall
Pipes storage area
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