This means the two or three wires leading to your motor carry at least 120 volts. Sorry, cory, I didn't read your original post carefully enough. Another way the breaker will trip immediately is if one of the motor’s wires touch the inside wall of the compressor. The breaker won’t trip immediately, but over time. If I turn off switrches a) and b) I don't get the tripped breaker. OK, with that of of the way, let’s get into what’s likely causing this problem. Make sure light switch is off or light bulb unplugged or that will give a incorrect reading. One way to test a breaker is to swap its wire onto the adjacent breaker. So you call your local AC guy. They do vibrate loose with time, on occasion. This won’t trip the breaker immediately. This is the one section I'm about done with except for knobs and pulls and the rails. Have you gone over to the side of the house and tried to flip that breaker back on only to have it flip right back off? The AC uses 240 volts. The problem could also be in the circuit breaker I replaced it - That was the first thing I tried. If it trips immediately after turning it back on, you likely have a problem in the wiring. If the breaker is literally burning hot to the touch, a connection may be failing. Hey! The windings are covered with sheathing to protect the wiring. Removing a pound of refrigerant will tell you if it’s a pressure issue because you’ll see both sides of your gauges go down a little. the house was built in 1989 before a lot of the codes changed. If you have the knob-type adjustments on the ceiling unit, then you have to manually perform the 2 minute delay by waiting before you turn the knob to activate the compressor again, or else if you're running on the generator you can expect the generator to bog down excessively and/or trip the breaker, and you could weaken or damage the generator's voltage regulator. If you turn them all off, does the breaker still trip? You say it's a replacement, so it's not original, right? Turn on the motor. Use a multimeter to check any ohms reading between black and white or black and ground. Here are some reasons your AC will cause circuit breaker tripping: This doesn’t happen a lot. To test this, you’ll use. I have gas now because I like being able to see my fire. Your breaker should have an amp rating of 30. That's what a dirty filter … As soon as the voltage is applied, the breaker will trip immediately. So, you go over to the side of your house and open the main electrical panel. And yes, you will need a conversion kit. After flipping the breaker back on within 3 minutes it trips off again and continues to do so each time. Take care of them and they will easily outperform and outlast cordless. Your email address will not be published. Or so the guy who sold them to me said. How does the buss bar the breaker plugs onto look? Always blowing breaker. A breaker trips when there is too much power consumption or current at any given time. Dirty A/C air filter: Dust can also collect on your A/C’s air filter. 1) Blocked air filter. But after a while (and there is no specified amount of time), the breaker can trip whenever the thermostat is calling for the AC to be on. Do you know how to replace it? Before we moved in my husband and I made a deal. Simple ... - YouTube I checked and cleaned the unit's air filter yesterday afternoon, and the A/C ran fine for the rest of the afternoon and well into the night, but again tripped the breaker at about 1:30 AM. Your email address will not be published. Low Refrigerant Can Cause an AC Circuit Breaker to Trip. So only one bathroom light is on this circuit? If this is the problem, an air conditioning … The one pump serves all three units. But enough for the breaker to trip after the heat has been on for several minutes. The outlets were minimal and I needed to bring in more designated lines for things such as the fridge. Wiring has been in place for 13 years with no changes. They just don't fail that often, especially non-GFI and non-AFI breakers. Changing a breaker is usually a waste of time and money. Dirty condenser coils will cause the air conditioner to draw more power. These are just a few reasons why the circuit breaker in your home could trip the breaker in the main electrical panel. Could this be an option for you? Working with high voltage can cause severe injury and even death to even the most experienced technicians. Well that depends on how quickly it trips the breaker, if you go to turn the AC on and it trips the breaker immediately you most likely have a grounded compressor, if it works for a while and then trips then maybe you may have a weak breaker. its the $8 replacement from Home Depot - i don’t see it labeled on the breaker. 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