Emerson Quiet Kool 21 SEER Series Installation Manual page 13

Installation Instructions
Indoor unit installation
2. Drill a Hole in wall for interconnecting Piping, Drain & Wiring
Decide the position of the hole for piping according to the
location of mounting plate.
Drill a hole in the wall. The hole should tilt a little
downward toward outside.
Install a sleeve through the wall hole to keep the wall
tidy and clean.
Unit Model
738 Series
808 Series
908 Series
1080 Series
1280 Series
3. Piping and Drain Hose Connections to Indoor Unit
Put the piping (liquid and gas pipe) and cables through the wall hole from outside or put them through
from inside after indoor piping and cables connection is complete to connect to the outdoor unit.
Decide whether to saw the unloading piece off in accordance with the piping direction.(as shown below)
Piping direction
Saw the unloading piece
off along the trough
After connecting the piping , install the drain hose. Then connect the power cords. After connecting,
wrap the piping, cords and drain hose together with thermal insulation materials.
Note: Both sides drainage structure is standard. For both sides drainage structure, it can be chosen for right, left or both
sides drainage connection. If choosing both sides drainage connection, another proper drain hose is needed as there is
only one drain hose offered by factory. If choosing one side drainage connection, make sure the drain hole on the other
side is well plugged.
Table of Wall Hole Mounting size per Unit Size
Size A
mm/in
68/2.68
70/2.75
137/5.4
170/6.7
64/2.52
Trough
Unloading
piece
1
Size B
mm/in
33/1.3
35/1.38
40/1.57
40/1.57
41.2/1.62
4
3
Note: When installing the pipe at the directions
1,2 or 4, saw the corresponding unloading piece
2
off the indoor unit base.
11
Wall hole sleeve
( hard polythene tube
prepared by user)
(tilt downward)
Size C
mm/in
70/2.7
70/2.7
70/2.7
70/2.7
70/2.7
Drain
hole
Rubber plug
5mm
0.2in
Drainage
structure