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PCB and Functions
2. Indoor Unit Control PCB
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OPTION
(CN014)
6P (white): Outputs external signals as shown in the fi gure below.
OPTION
(white)
Indoor unit control PCB (CR1)
DC 12V
Relay (DC 12V, field supply) (Note)
Fan signal
Heat start signal
Cool start signal
Thermostat signal
Defrost signal
Note: The relay must be installed at a distance of 6.6ft or less from the PCB.
SM830183-003WAYECO-i.indb17SM830183-003WAYECO-i.indb17 2010/03/0311:15:202010/03/0311:15:20