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Outdoor unit PCB dipswitch setting (attention the different PCB version.)
■ Defined principles of dial switch:
BM1 puts emphasis on setting or debugging during the project, while BM2 during factory production.
①
BM1 introduction
BM1_1 Lock indoor quantity
[1] Lock indoor quantity
OFF Begin to search indoor
ON Stop searching indoor and lock quantity
BM1_2 Reserved
[2] Reserved
OFF
Reserved (default)
ON Reserved
BM1_3 Fan selection
[3] Fan selection
OFF
All AC(default)
ON All DC
BM1_4
Energy saving or refrigeration effect
priority
[4]
Energy saving or refrigeration effect priority
OFF
Energy saving priority
ON
Refrigeration effect priority
BM1_5 Indoor simultaneous control
[5] Indoor simultaneous control
OFF
No
ON Yes
BM1_6 Defrosting condition selection
[6] Defrosting condition selection
OFF
Not easy to frost area(default)
ON Easy to frost area
BM1_7 Defrosting level
[7] Defrosting level
OFF
Ordinary(default)
ON Strengthen
BM1_8 Silent operation selection
[8] Silent operation selection
OFF
Without silent operation(default)
ON Silent operation
13. Dip Switch Setting
Electric wiring and the application
