Xiamen Smarttek Co. Ltd. PCT503-Z 사용자 설명서

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6.3.  Wiring Diagrams
Below will show you the wiring diagrams for common HVAC
equipment.
1. Conventional heating and cooling system
           Air conditioner                    Furnace
                         For 2 heat and cool if applicable
Remove the jumper for RC or RH, switch the DIP switch in the back
of the thermostat to RC if you have connected both RC-wire and
RH-wire to the wall plate, otherwise switch it to the RC&RH side.