INSTALLATION INSTRUCTIONS
Dimensions of drain hold and pipe:
12 1/2
UP
4
7 5/8
14 1/2
Installation modes for indoor units
This series of air conditioners can be arranged in two air return modes:
1. Air return from the back (Factory default);
2. Air return from the bottom (can be adjusted on site). See the following figures.)
Air return from the back
Air return from the bottom 1
UP
Air out
Air in
Air return from the bottom 2
Note: The downward air return mode will increase noise 6-8dB(A). It is recommended to install the air conditioner in
downward return air mode 2 if enough space is available.
12
31-5000474 Rev. 1