
7
7
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PCB and Functions
2. Indoor Unit Control PCB Switches and Functions
OPTION
(CN014)
6P (white): Outputs external signals as shown in the figure below.
Note: The relay must be installed at a distance of 2 m or less from the PCB.
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
04-218 Airwell-7.qxp 01/06/2007 13:25 Page 12