Design Technical Manual

Table Of Contents
5. DRAIN CONNECTION
5-1. OUTDOOR UNIT
During operation water is discharged from the bottom of the unit. Construct the foundation
such that water drains away from the unit properly.
When installing on a roof, make sure that the roof is properly waterproofed.
CAUTION
Water drains from the bottom of the unit during operation.
Install drains around unit as necessary.
The figure below illustrates a method for controlling the water discharged from the unit.
Provide a central drain pan, as necessary
Outdoor unit
2 in. (50 mm)
or more
1 in. (10 mm)
or more
Gutter
- (06 - 136) -
SYSTEM
DESIGN
SYSTEM
DESIGN