10
Installation Procedure
Installation Procedure
Connecting wire conduits
When connecting cables between the indoor unit and the
outdoor unit, use conduits to protect the cables.
1 Drill holes on the conduit plate in accordance with
their use and quantity.
• AC018BXADCH
– Drill conduit holes on the side cabinet. (knock
out holes)
Conduit Holes
• AC024/030/036/042/048BXADCH
– Use a nipper to remove conduit holes from the
lower part of the cabinet.
(Do not remove it by hammering.)
Conduit Holes
2 Insert the cables through the conduits, and then fix the
conduits to the conduit plate with the lock nuts.
3 Apply silicone to the end of the hose to prevent rain
from entering the hose.
Silicone
Conduit inserted into the outdoor unit
4 Connect the cables to the outdoor units.
For how to connect the cables, refer to the next page.
5 Attach the conduit plate to the product.
Air conditioning system examples
When using earth leakage circuit breaker (ELCB) for a
single phase
Communication cable
Indoor Unit
Main power
cable
MCCB
1
Outdoor-to-indoor power cable
Outdoor Unit
Earthing
ELB
ELCB
1
OR
※ The appearance of the unit may be different from the
picture depending on the model.
CAUTION
• If the outdoor unit is installed in a location vulnerable
to an electric leak or submergence, make sure to
install an ELCB.
• AC018BXADCH, AC024BXADCH: ELCB must be installed
since this product is equipped with a base heater.
DB68-11274A-00_IM_CAC Universal Outdoor_AA_EN.indd 10DB68-11274A-00_IM_CAC Universal Outdoor_AA_EN.indd 10 2021-09-14 오전 9:21:572021-09-14 오전 9:21:57