Installation Method
10
Low Ambient Control Kit
2. Transformer, Terminal Block Installation Method
①
Shut off the main power of outdoor unit.
②
Install the IO Module in the C/Box by using screws.
③
Install the Bracket2 in the C/Box by using screws.
④
Install the transformer on the Bracket2 by using screws.
⑤
Install the terminal block on the Bracket2 by using screws.
⑥
Connect the Main PCB(CN10) to IO Module(CN101) by using the cable assembly.
⑦
Connect the blue cable of transformer to the Main PCB(JIG_N), brown cable of transformer to
the Main PCB(JIG_L).
⑧
Connect the red cable of transformer to the terminal block (2Pin Yellow terminal block).
⑨
Connect a power cable(DC 12V) to CN101(12V,GND) of IO Module.
⑩
Connect the black cable of Damper Actuator to the terminal block and connect the cable of
IO Module(CN1_A0(GND(A-)) to the black cable of Damper Actuator.
⑪
Connect the red cable of Damper Actuator to CN1_A0(A0_1(A+)) of IO Module.
⑫
Set up the main function Dip S/W of IO Module.
(SW101 : L1,L2=On and L3,L4=Off / SW102 : L1,L2=Off)
⑬
Set up the Dip S/W of Main Outdoor unit PCB. (Refer to page 21 for details)
⑭
Turn on the main power of outdoor unit.
⑮
Check the signal to CN1_A0(AO_01,GND) of IO Module and Air Damper.
+
Transformer
Clamp
Bracket 2
Terminal Block
