Air Conditioner Contactor Wiring Diagram

Step 3 examine and understand the condensing unit s wiring diagram usually located on the inside of the service box s cover. Collection of contactor wiring diagram ac unit. 18 gauge standard single stage heat thermostat standard a c condenser ac contactor 4 this diagram is to be used as reference for the low voltage control wiring of your heating and ac system.

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Air conditioner contactor wiring diagram. How to wire an air conditioner for control 5 wires the diagram below includes the typical control wiring for a conventional central air conditioning systemfurthermore it includes a thermostat a condenser and an air handler with a heat source. The control relay will start the indoor fan if it is not already running. Always refer to your thermostat or equipment installation guides to verify proper wiring. The outdoor fan contactor will start the condenser fan and the compres sor contactors will immediately start the ﬁrst stage compres sor s.

1 38ck018 32 34 38ck m 024 32 34 38ck m 030 30 32 38ck m 036. Moreover the heat source for a basic ac system can include heat strips for electric heat or even a hot water coil inside the. Lay cr outdoor fan contactor ofc and compressor con tactor s c1 and c2 on 20 ton close. An air conditioner s electrical service box contains a contactor and the capacitor.

How to wire an air conditioner for control 5 wires the diagram below includes the typical control wiring for a conventional central air conditioning system furthermore it includes a thermostat a condenser and an air handler with a heat source. It shows the elements of the circuit as simplified forms and the power and also signal connections between the tools. Contactor capacitor dual run crankcase heater compressor compressor time delay. Air conditioner contactor wiring diagram inspirationa wiring diagram.

Stage backup heat control wiring standard air handler wire size. Air conditioning unit wiring diagrams fig. A wiring diagram is a simplified standard pictorial depiction of an electric circuit.