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Setting outdoor unit option switch and key function
Setting outdoor unit option switches: A TYPE
Switch Setting Function Remarks
SW51 /
SW52
Setting total number of installed indoor unit
SW51: Tens digit, SW52: Units digit
Setting can be done from the main outdoor unit
only (sub unit: setting is unnecessary)
Ex) When 12 indoor units are installed SW51:1,
SW52:2
SW53
K6
On
Enable maximum capacity restriction for cooling
operation
Restrict excessive capacity increase when
operating indoor units with small capacity
Off
Disable maximum capacity restriction for cooling
operation
-
K7 K8 Selecting outdoor unit address
On On Outdoor unit address: No. 1 Main unit
On Off Outdoor unit address: No. 2 Sub unit 1
Off On Outdoor unit address: No. 3 Sub unit 2
Off Off Outdoor unit address: No. 4 Sub unit 3
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