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56 Outside Unit
Electrical Wiring
u Example Connection of Communication Cable
[BUS type]
• Connection of communication cable must be installed like below figure between indoor unit to outside unit.
[STAR type]
• Abnormal operation can be caused by communication defect, when connection of communication cable is installed like
below figure(STAR type).
External wiring
External wires should be connected as follows.
① Main power cable
② Communication cable
③ Solenoid valve control cable (option)
flow switch communication cable (option)
ڸ
ڹ
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