Multi Variable Air Conditioners Fresh Air Series Indoor Unit
20
Fig 5.3.2
5.4 Connect Communication Wire of Wired Controller
(1) Open electric box cover of indoor unit.
(2) Let the communication wire go through the rubber ring.
(3) Connect the communication wire to terminal H1 and H2 of indoor 4-bit wiring board.
(4) Fix the communication wire with wire clip on the electric box.
(5) Wiring instructions of remote receiving light board and wired controller:
1) Fig 5.4.1 shows the installation of wired controller.
Fig 5.4.1 Fig 5.4.2
2) Fig 5.4.2 shows the installation of remote controller.
3) Wired controller and receiving light board can be installed at the same time. When operating
through a remote controller, both wired controller and the receiving light board can receive
the signals, as shown in Fig 5.4.3.
Fig 5.4.3
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