Air Conditioning Transformer Wiring Diagram

Air conditioning 1st stage heat white 2nd stage heat some ac systems will have a blue wire with a pink stripe in place of the yellow or y wire.

Air conditioning transformer wiring diagram. Furnace model e3hh. The blue yellow wire are the secondary 24 volts ac. Goettl las vegas air conditioning inc. Need wiring diagram and schematic for nordyne elec.

Breakdown of colors and terminals thermostat wiring diagram for ac unit. A typical schematic of a packaged air conditioner is shown in fig 3. Understanding basic electrical wiring and components of air conditioning systems duration. Schematic diagram of central air conditioning several types out there.

In electrical schematics the symbols stand for various components in the circuit and the lines stand for the wires connecting them. 99 of them use the same basic wiring. Red is power from transformer to t stat. Sometime there is a wire for common from transformer to t stat too but not always.

W terminal to the white wire. Always refer to your thermostat or equipment installation guides to verify proper wiring. C terminal to the blue wire. The white and orange wire would be hooked up if you were using the transformer to replace a bad transformer on an outdoor air conditioner or heat pump that uses 240 volts.

G terminal to the green wire. That will power the relay contactor or complete the circuit in the circuit board. After that the main power cord of the split air conditioning unit is connected to this disconnecting means from one side the other side is connected to the terminal box in the indoor unit see fig 9 or in the outdoor unit see fig 10 according to the manufacturer s recommendations and wiring diagrams. R terminal for the red wire.

1 38ck018 32 34 38ck m 024 32 34 38ck m 030 30 32 38ck m 036 and 042 33 34 38ck m 048 35 36 208 230v 1 phase 60 hertz a93410 23 5 red or blk red or blk 208 230 power supply 10 equip gnd l1 l2 11 21 23 blk blu blu yel yel brn blu blk yel yel h c f ofm brn blk vio blu blk blu blk. Replacing a start run capacitor. The intention of the overall schematic is to show how the circuit functions not how it actually looks. Air conditioning unit wiring diagrams fig.

The white and black wires would be used for 120 volts for most furnaces. Furnace thermostat wiring diagram terminal letters on a thermostat and what they control the hot wire 24 volts usually red from the transformer is the main power wire to turn on or off a furnace components. 5 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system.