Why does my outside AC unit run even when the AC is turned off?
Relays open and close electrical circuits to various parts of your AC system, most notably, the fan. Over time, relay switches can become stuck or damaged, preventing the thermostat from communicating with the fan. So even if you turn your AC off, the fan will continue to run.
What happens if the AC compressor relay goes out?
Without this relay, the AC compressor will not have power and the AC system will not function. The AC compressor relay is no different then other electrical relays – its electrical contacts will eventually wear or burn out, and the relay must be replaced.
How can I tell if my AC relay has a problem?
AC compressor is not turning on. One of the most obvious signs that the AC relay may have a problem is that the compressor is not coming on at all. In most cases, when the AC is turned on you will be able to hear the compressor switch on.
What are the signs that your AC is not working?
Common signs include inconsistent cooling, not hearing a click from the compressor turning on, and no cold air. 1. Inconsistent cooling 2. AC compressor is not turning on 3. No cold air Almost every single electrical system on a car is powered through some kind of switch or electrical relay, and the AC system and compressor are no exception.
What to do if your AC unit won’t turn on?
If your AC unit won’t turn on, here are the 6 most common reasons why and what to do. If your AC unit won’t turn on, the first thing you should check is if there was a blown fuse or a tripped breaker. There’s a good chance that the problem is a tripped breaker if the circuit was overloaded.
Without this relay, the AC compressor will not have power and the AC system will not function. The AC compressor relay is no different then other electrical relays – its electrical contacts will eventually wear or burn out, and the relay must be replaced.
AC compressor is not turning on. One of the most obvious signs that the AC relay may have a problem is that the compressor is not coming on at all. In most cases, when the AC is turned on you will be able to hear the compressor switch on.
Why does my AC not turn on when I turn it on?
In most cases, when the AC is turned on you will be able to hear the compressor switch on. It will usually produce a familiar clicking noise from the clutch being activated. If when you turn it on you do not hear the clutch being turned on, then perhaps it may not be getting power, due to a failed relay. 3. No cold air
What’s the average rating of an AC compressor relay?
Average rating from 13 customers who received a AC Compressor Relay Replacement. Almost every single electrical system on a car is powered through some kind of switch or electrical relay, and the AC system and compressor are no exception. The AC compressor relay is responsible for supplying power to the AC compressor and clutch.