How is the electric heating thermostat is connection?
small make up to you today to the simple introduction of central air conditioning LCD hvac thermostat is how to install the wiring, a lot of time, friends will think one or two switches don't need to ask professional personage to help install, but does not install, so small make up today to simple introduce myself to everyone how to DIY for central air conditioning LCD thermostat wiring!
the thermostat installed can be installed directly on the metope of drying, the loosen the fastening screw turn up the thermostat panel, pay attention to tighten the screws can not be completely removed. Completed the route to wear tube and confirm that the hvac thermostat is completely fixed on the wall or electric control box, according to the temperature controller panel back in the original position and tighten the screws.
model is the digital thermostat thermostat, apply to the central air-conditioning fan coil system of indoor temperature regulation and control fan and fan coil three-speed switch of the valve. Can two controlled cooling or heating alone, two refrigeration or heating transformation control manual adjustment. Its terminal righteousness L is the power of fire, 220 vac. N is zero power supply line, the VC is heating/cooling valve, VO is heating/cooling valve open, FH is high-speed fan, FM is a medium speed fan, FL is low fan. Connections L L, N N, VO connection valve door again connecting N, FH, FM, FL connection to connect the valve and fan N. You can set the keyboard lock in the installation Settings, the default state is all keyboards are available. Keyboard lock can be set into mode button lock, fan and the model button lock, all the keyboard lock ( Except the power button) And all the keyboard lock mode. Is the standard 86 wall bottom box installation.
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