![background image](http://html.mh-extra.com/html/carrier/38qus018ds2-series/38qus018ds2-series_installation-manual_2560809023.webp)
7
GB-22
2. INDOOR UNIT INSTALLATION
2.4.4.3 Remove 4 screws, and then remove the frame from bottom side. Piping connection port and drain hose connection port can
be observed after take off the frame.
Drain hose connection port
Piping connection port
2.4.4.4 Remove the installation bearer, and take off control box cover. Wiring terminator can be observed.
Installation bearer
Control box cover
2.4.5 Install the drain pipe
Bend
S shape
The drain line must not have a trap anywhere in its length, must pitch downwards, and must be insulated up to the outside wall.
O
X
X