2-66
Design of VRF SYSTEM
4. Optional Parts
NOTE
(4) Block Pattern of Air Outlet (seen from the unit bottom)
In case of 3-way or 2-way air discharge and connecting the duct connection flange ( 150), block the air outlet
according to the block pattern of air outlet as shown on the next page. Also, select the appropriate piping position
referring to the following table. (See Fig. 2-178 to correctly understand the illustration.)
(Fig. 2-178)
Be careful not to cause condensation, cool wind leak and insulation shortage when installing the duct
connection flange ( 150).
Blocked area
Air discharge duct
connection flange ( 150)
Air outlet direction
Refrigerant piping
Drain piping
(Fig. 2-177)
(Fig. 2-176)
Packing
Packing
Packing
Packing
Drain pipe
Drain wiring
Main unit
Cut off the packing on a slant not to be subjected to the drain wiring.
The portion where the packing protrudes outward must
be folded to the side of the lateral plate and paste it.
The packing should not be subjected
to the corner metal.
Refrigerant
piping
Electric
component
box
Part to close air flow
Part to close air flow
Part to close air flow
Part to close air flow
Air outlet
Drain pan
Internal styrofoam
outer
carton
Packing
Part to close air flow
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