Mars Comfort-Aire Century VCD24 SA Series Installation Manual page 12

CAUTION
A field-fabricated secondary drain pan, with a drain pipe to the outside of the building, is required in
all installations over a finished living space or in any area that may be damaged by overflow from the
main drain pan. In some localities, local codes may require a secondary drain pan for any horizontal
installation.
Selection of installation direction
Different installation directions
The units can be installed in a vertical (down and up)and Horizontal(right and left) configuration.
Vertical up
Airflow direction of different installation directions
Upflow
NOTICE
• Vertical up and horizontal left installation does not need to change the direction of evaporator.
Horizontal
Downflow
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Installation and Operation Manual - VCDxxSA
NOTICE
• For horizontal installation，
a secondary drain pan（not
supplied）must be installed.
At least
18in(46cm)
Horizontal left
Horizontal right