Maybe you finally bit the bullet and turned your air conditioner on, or maybe you’ve been running your AC for weeks now. If the unit is battery-powered, replacing the batteries is a good first step before moving onto more time intensive and invasive measures. Nothing running outside. Is set to cool or set to a temperature that’s at least three degrees below your current ambient temperature, Turning off the system at the breaker or thermostat. Also, if the capacitor goes out on a fairly new unit, check your warranty documentation. However, this is not usually the case. The experts at ABC Home & Commercial Services have been helping homeowners with their heating and cooling systems for decades. Sometimes, the only remedy to a broken compressor is to replace your entire system. Before replacing the compressor, be sure to check more commonly defective components—particularly the overload protecto... r and the compressor capacitor. If this fuse gets blown, you will need to have a professional replace it. Category: HVAC. You adjust the thermostat setting to … Clean The Outside Unit. If for one reason or another, the contactor goes bad, the outside fan can stop spinning. This might seem silly, but it could be that your house feels hot because you (or someone else in your household has) inadvertently set the thermostat too warm. The outdoor unit stops working if it has a clogged drain line. You can trust the HVAC technicians of All Time Air who can definitely fix the outside ac unit not turning on but inside is. A capacitor may be used to start the fan and keep it running—as in a start/run capacitor. If an AC unit continues running with a bad capacitor, your fan motor will have to work much harder, resulting in your motor burning out completely over time. This could cause the unit to shut down. If this drain line is clogged, a safety switch trips and shuts down the system. Your family or employees will feel the discomfort during the hot and humid summer when this happens. If the breaker trips immediately after flipping it back on, you most likely have an electrical problem that requires a licensed electrician’s help. Scenario B: Both compressor and fan are not working. Outdoor fan/compressor not running. If the outside unit gets too dirty, your AC compressor could overheat. Dealing with air conditioning issues on your own is often overwhelming, especially since these problems often occur suddenly during peak cooling season. Second you inspect your air conditioner’s wiring to make sure you do not have any burnt or loose wires. Valves – A broken valve can create major problems in a compressor. You won’t find any sound at all. warm or hot air is blown into the house). This article provides information on some of the reasons for the outdoor unit to stop working but the indoor unit to continue working. Problem: Compressor will not run. Posts: 5 Received 0 Votes on 0 Posts Outdoor fan/compressor not running . outside unit compressor not running, fan is running, what could be the problem? As with many of these other AC problems, taking a DIY approach is likely to lead to added headaches and lots of time spent, whereas an experienced technician can quickly spot the problem and get your system back working. Within this box is a shut-off or emergency switch. When the compressor doesn’t turn on at all, it can mean a couple different things. It may, for instance, not turn on, have problems turning on or make unusual noises once it’s turned on. The outdoor unit may not turn on without adequate coolant. Despite hearing the sound of the AC turning on, your house is not cooling down as it used to. The compressor is a pump which puts the refrigerant in your AC system under extremely high pressure. If, after pushing the blade, the fan takes off and continues spinning, it’s possible that the start capacitor is bad. Contact ABC to have a service specialist come out and make sure your AC unit is healthy enough to keep you cool. When the Outside AC Isn’t Running Even Though the Inside[...], 2940 NW Commerce Park Dr #12, Boynton Beach, FL 33426, Products and Services: If the outside unit gets too dirty, your AC compressor could overheat. Thread Tools Search this Thread #1 05-21-17, 06:14 PM B. bridger84. First, you turn off the power to the air conditioning system. Someone may have accidentally turn it to off position. Capicator doesn't look to be bulged out or burnt up. If the system doesn’t produce any sound at all – even when the compressor is … It’s a safety feature of the system. Thermostat issues are another issue for the outdoor unit to stop functioning. Open the circuit box and flip the switch back to on for the unit to start operating. If one unit stops working, the AC won’t cool your home. The article above provides information on some of the indications and reasons for the outside AC unit not running but inside is. Location: USA. Show More. After some investigating, you determine that your outside AC unit isn’t running but the inside is. I am having problems with my AC compressor not coming on. If you are determined to keep trying yourself to resolve the issue before calling in a pro, there are a few other electrical components that you could check if the outside AC unit isn’t working. Maybe you notice that there is warm air blowing through your vents—despite the fact that you are good about changing your AC filters and you’ve never had any type of problem like this. Other thermostat problems can result in additional temperature issues in your home as well. Just dial 561-777-9888 for our 24 hour emergency air conditioning repair service where you can expect us on-site in 90 minutes or less. Call the professionals immediately. Capacitors store up the energy that powers the air conditioner’s fans. The AC compressor is the heart of your air conditioning system. Ask Your Own HVAC Question. There is debris wrapped around the fan axle. Replace the compressor if it won't run when activated. You can figure out the source of the trouble and fix by yourself if you know where to look into. Or call us for immediate assistance. The fan blades do not spin and I do not hear the familiar humming noise of the compressor running. It’s also possible that a safety switch has locked the outside unit of your home’s AC system. Compressor doesn’t turn on. The outside condensing unit is making strange noises; Top 5 symptoms of AC compressor failure: what’s going on? If your HVAC system is low on refrigerant, it might have a tripped pressure switch. Call your AC technician to fix the issue and get the outdoor unit working once again. As the title says, my heat-pump does not run the outside fan when I put it in heating mode, but my vents still blow warm air. The cut out pressure level is the pressure level above which the compressor will stop producing compressed air. Capacitors may also go bad for several other reasons. This is particularly common following a power surge. Central air conditioning systems have an outside unit with a compressor that runs and provides the cool air that runs through the vent system. While this is a fairly common problem, the underlying causes are varied. Join Date: May 2017. Third you check to see if your capacitor is swollen or not. Make sure it’s in the “on” position, as someone might have accidentally left it in the “off” position. A tripped circuit breaker is an easy fix. It’s also possible that a safety switch has locked the outside unit of your home’s AC system. 2210. Faulty Thermostat or Improper Setting. The worst case scenario? If it doesn’t solve the issue, your thermostat might be broken. places.singleplatform.com, We're currently offline. Posted: November 30, 2017 By: MattM Making noise is part of working in your garage, but we always want to do what we can to limit the noise we HAVE to hear. While you are trying to determine what’s going on with your AC, you might find that in addition to the outside fans not spinning, the rest of the outside unit might also have a problem. I would be most appreciative if I could get some help with my Trane Weathertron XE 1200 outside compressor and outside fan unit that is not running at all. Make sure your thermostat: You could also have a home comfort specialist check the thermostat’s wiring if you suspect that a rodent might have chewed through the wires. If the system doesn’t produce any sound at all – even when the compressor is supposed to kick in – you should know that something is wrong with the outdoor unit. And you do NOT want that! Several indications tell you the outside unit of a split AC has stopped working, but the inside unit is continuing. If you hear the compressor clicking constantly about every 30 seconds but the compressor motor won't run, the compressor pump may be locked up. There are two main indications to know that the outside unit of the split AC system has stopped working. In this post, we’ll go into detail about some scenarios you may run across with your air conditioner and how your components work together to create a comfortable, cool indoor living environment. Submitted: 7 years ago. The act of pushing the blade kickstarts the fan just like a start capacitor would. Thread Starter. Typically, there’s an on-off switch in a small box near the outside unit. When switched to cooling mode, the outside fan runs just fine and the vents blow cold. Felt air coming out of vents and not cold, just regular house temperature air coming out. Answered in 21 minutes by: 8/25/2011. The unit in the garage is running and warm air is coming out of the ducts. Experience: … This switch is often located in the attic, crawl space or a closet. Share this conversation. By Jared Goss - May 21, 2017. If you are not getting cold air when the thermostat is on and set to "cool" you may need to reset the compressor. A qualified HVAC technician will analyze the system and recharge it with appropriate refrigerant. Most companies do provide coverage for the capacitor for a limited period of … There are a lot of factors that determine whether your compressor will turn on, including blockages and problems with the thermostat that may prevent the compressor from working properly. Temps hits 90s last week in NJ! I do not know how old it is or when it was last serviced. The sweltering outdoor heat, coupled with the internal heat produced within the AC unit itself, can sometimes overwhelm a capacitor, causing it to fail. If you are one of these people, you have come to the right place. Check the thermostat and if it doesn’t display anything, change the batteries. Most homeowners, business owners or property managers may have experienced a situation where the outside AC unit not running but inside is. ). What could be causing either of these problems, and, more importantly, what can you do about it? Tried to turn on the "Cool" on my thermostat - indoor furnace fan kicked on but outdoor 15 year old Trane … You can (carefully) try the following: Do not use your fingers or a conductive metal or material to spin the fan. If I switch the thermostat switch from Heat to off, the compressor stops but sometimes kicks back on, even with the thermostat switch still in the off position. That being said, there are a few troubleshooting steps you can try first. With ABC’s help, you won’t have to worry about losing your cool when your AC is having problems. If it doesn’t, the problem might be much more complex and require the help of a professional. 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