1. Installation position Open the panel and find the display box...
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2. Necessary parts & Installation One Multi Function Board Kit (CL09403) include: ◆ Multi function board (CL09404) ◆ 2-wires cable (CL09405), connect 12V port in multi function board and the 2-wired cable in main control PCB board 4-wired cable (included with IDU) CN18 WiFi (CL09001) CN32...
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3. Wiring diagram with the Multi Function Board...
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4. The explanation of ports on Multi Function Board Dip-switch F1 Dip-switch F2 → CN43 main PCB → CN40 display board Rotary switch ENC3 → CN46 On/Off port → CN41 → Central CN45 Alarm port controller or 485 controller Note: 1.
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4.1. The explanation of F2 switch on Multi Function Board ➢ ON-OFF port Picture Dip 1 Dip 2 ◆ When ON-OFF port is disconnected, unit shows and can't work. And you can not control the unit with remote controller. ◆ When ON-OFF port is connected, unit works normally. And you can (default) default control the unit with remote controller.
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Note: 1. It needs 3 seconds to determine ON/OFF status. 2. CP command will be delivered one time immediately after power on 3. ON/OFF command do not be delivered after power on, only when the status changed, it can send the command. It will send switch-ON signal: the unit will run in Auto mode, Auto fan speed, 24ºC setting temp.
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4.3. The explanation of ENC3 + F1 switch on Multi Function Board For setting net address (CCM communication BUS) ENC3+F1 CODE 0 to F 0 to F 0 to F 0 to F Net Address 0 to 15 16 to 31 32 to 47 48 to 63 Note:...
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