Air Conditioner Dual Capacitor Wiring

In this video i show you how to replace a dual capacitor in your a c unit. The fan connection on the capacitor would go to usually the brown wire of the fan motor and the herm connection on the capacitor would go to the compressor s s start winding. How to replace a capacitor on an air conditioner ac and blower motor in furnace.

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The dual round capacitors are simply the way engineers are trying to save on space and cost.

Air conditioner dual capacitor wiring. My neighbor was charged 450 bucks to replace a 18 dollar part. Make sure you get a capacitor with the same rating as yours. A jumper wire will need to be installed to carry the common wire to the added capacitor since a dual round will share this leg. Push the wire with the one single pin terminal onto the start terminal of the air conditioning compressor.

Remove the old starting relay leaving the old overload protection in place. See the wiring diagram above. A dual capacitor will most often have one side to start the compressor herm and the other side to start the condensing fan motor. They could have put two separate capacitors in an hvac unit but combined them into one package.

Also be sure to match the mfd and voltages to the correct components. Fix my own hvac is going to show you how you can replace a dual run capacitor on your own ac system. On the dual capacitor you would have one wire that would come from the contactor the power wire and attach to the c common connection on the dual capacitor. I go over how to replace the dual run capacitor in the condenser unit step by step explaining how and why in the.

The compressor fan motor and capacitor work together in an air conditioning system s condensing unit. Once in a while i will come to a 1976 air conditioner that has 4 capacitors weird un needed relays a leaking start capacitor and an old school contactor that looks nothing like the modern ones. In this video zack psioda explains how many dual run capacitors are wired in heat pump and. Hvac shop talk podcast represents the blue collar boys and girls in the skilled trades especially hvac.

The wires feeding high voltage electricity to the condensing unit connect to a contactor s line voltage terminal and the air conditioning system s low voltage signal wires connect to the contactor s coil. The compressor fan motor and capacitor work together in a condenser. Wiring in a single capacitor to replace a dual is easy to do with some basic understanding. Push the other wire with the pin terminal onto the run terminal of the air conditioning compressor.