Emerson Quiet Kool 12K, Installation Manual, Page: 15 / 108

13
Installation Instructions
Caution:
1. Never fail to have an individual power circuit specifically for the air conditioner. As for the method of
wiring, refer to the circuit diagram posted on the inside of the access door .
2. Comfirm that the cable thickness is as specified in the power source specification.
3. Check the wires and make sure that they are all tightly fastened after cable connection.
4. Be sure to install an earth leakage circuit breaker in wet or moist areas.
Cable Specifications
Attention:
The plug must be accessible even after the installation of the appliance in case there is a need
to disconnect it. If not possible, connect appliance to a double-pole switching device with
contact separation of at least 3 mm placed in an accessible position even after installation.
Connecting of the Cable
Indoor Unit
Connect the power cord to the indoor unit by connecting
the wires to the terminals on the control board individually
in accordance with the outdoor unit connection.
Note: For some models, it is necessary to remove the cabinet to
connect to the indoor unit terminal.
The figures in this manual are based on the external
view of a standard model. Consequently, the shape
may differ from that of the air conditioner you have
selected.
Chassis
Cabinet
Front panel Terminal (inside)
Indoor unit
Power and Wiring
capacity(Btuh) Power cord
Power connecting cord
Type
Normal cross-
sectional areas
Type
Normal cross-
sectional areas
9K-12K(208/230V) SJ TW 3X16 AWG SJ TW 4X18 AWG
18K(208/230V) SJ TW 3X14 AWG SJ TW 4X18 AWG
24K-36K(208/230V) SJ TW 3X12 AWG SJ TW 4X18 AWG
9K,12K(115V) SJ TW 3X14 AWG SJ TW 4X18 AWG
Outdoor unit Different-diameter joint
indoor unit
Connect pipes using different-diameter joint
If the diameter of connection pipe does not match the port size of outdoor unit, select
proper different-diameter joints in the accessory according to the following table.
Name Quantity Purpose
1
Change pipe diameter from
1/4(6.35) to 3/8(9.52)
1
Change pipe diameter from
3/8(9.52) to 5/8(15.88)
1
Change pipe diameter from
3/8(9.52) to 1/2(12.7) mm