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Connecting the Cable between Indoor Unit and Outdoor Unit
1. Remove the control cover from the unit by
loosening the screw.
Connect the wires to the terminals on the control
board individually as the following.
2. Secure the cable onto the control board.
3. Re-attach the cover control to the original position
using the screws.
(field supply)
(field supply)
:
NOTICE
1. Use connection cable NRTL(UL, ETL, CAS...) listed and stranded copper(4) THHN conductors,
sunlight (UV) resistant ROHS compliant PVC jacket 600V direct burial listed, approved for wet
conditions. Temperature rated for –20℃(-4℉) to 90℃(194℉). And this cable should be enclosed
in conduit.
WARNING:
• Be sure to comply with local and national codes while running the wire from the indoor unit to
the outdoor unit(size of wire and wiring method, etc).
• Every wire must be connected firmly.
• No wire should be allowed to touch refrigerant tubing, the compressor or any moving parts.
• The communication wirings of air conditioner should be separate and isolated from external
deviceʼs electric wiring such as computers, elevator, radio & Television broadcasting facilities,
as well as medical imaging offices.
18 Multi Air Conditioner
Cover control
Lock nut
Conduit
1(L1) 2(L2) 3
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