In the same way a contactor either blocks or allows the flow of electricity to your air conditioner s condenser compressor and motors.
Replace air conditioner compressor contactor.
Ac contactors can wear out and are at the top of the list of common air conditioning service failures.
The contactor is a fairly simple part of your air conditioner and is really quite easy to repair or replace if it s your problem.
A telltale sign that one or both of these components has failed is when your air conditioning system s fan runs normally but the air is not heating or cooling.
1 turn off the circuit breaker that supplies electricity to the air conditioning system at the main.
Visit our website to learn more about fixing your own air condition.
The most likely cause is either a failed capacitor or contactor.
An ac contactor is a 25 mechanical relay that uses low voltage power from the thermostat to switch 220 volt high amperage current to the compressor and condenser fan.
The following section of the site contains common repair costs for central air conditioners.
Dual run round capacitor 35 5 uf mfd 370 volt or 440 volt capacitor replace z97f9834 for air conditioner c140a 24v coil contactor single pole contactor air conditioner contactor 5 0 out of 5 stars 3 10 99 10.
The capacitor and contactor work together in your air conditioner or heat pump to help power the fan and compressor.
Replacing the air conditioning unit s contactor is a practical way to repair this issue.
By the same token every time you turn on the air conditioner the contactor is lowered allowing electricity to power the system.
Learn how a contactor works how to check it and repair or replace it if needed.
A brief demonstration of how to replace an air conditioner contactor relay.
We include the price of the parts the estimated repair time and the cost for part installation.
Replace the ac contactor.
When your air conditioner is off the contactors are up and they block electricity from reaching your system s major components.