8/31/2023 0 Comments Trane compressor replacementYour Capacitor and Starter RelaysĪsk any technician, and they will tell you that about 85 percent of HVAC repairs involve electrical systems. More complex repairs may involve dangerous chemical leaks and other safety hazards which are best handled by trained professionals. If a capacitor or starter relay replacement still does not fix your problem, it is definitely time to bring in a professional HVAC technician. If you have a certain amount of electrical know how, you may want to consider replacing your own capacitors and starter relays before you bring in outside help. A technician will test out the following parts to determine what to do when your HVAC compressor won’t turn on: If your compressor still does not turn on, it may be time to bring in an HVAC technician. Go ahead and clean your condenser coils, replace or wash your filters and make sure the supply vents are clear of blockages. In the worst case scenario, continuous overheating can damage the compressor so much that it may need to be replaced. In the best case scenario, the compressor will simply shut down before it is damaged. Regardless of whether or not this is the source of your current HVAC compressor shut down, keeping this area clean should be a part of your regular maintenance routine.Ĭlick Here to View All Through-the-Wall Air ConditionersĪ clogged condenser coil can overheat the compressor. A clogged filter or register can reduce the airflow so much that your evaporator coil will ice up and stop functioning altogether. If you have a voltage sniffer, check inside the box to make sure that the power is off.īuildup of dirt and debris in the evaporators, filters or condensers can cause your entire unit to shut down. You can do this by pulling the disconnect block out of the electrical box next to the condensing unit. Before you do anything, make sure you fully shut down your unit. Easy Fixes Firstīegin with the quickest and cheapest maintenance and cleaning tasks, just to rule them out. It is time to bring in an electrician who will help you decide what to do when your HVAC compressor won’t turn on. If you have a blown fuse or a tripped breaker, this may be the end of your search. Examine all the wiring in your HVAC unit, especially the wiring which connects it to an outlet. If your compressor will not start, your first step is to check and see if your unit is receiving power. If it is one of these parts that is failing, simply replacing the smaller component can grant you significant savings. Your compressor is made up of multiple parts which can be replaced individually. ![]() The good news is that it may not be necessary to replace the entire HVAC compressor. To ensure that the heat your refrigerant fluid is carrying outside is transferred efficiently out of your home, it is crucial that your compressor be well maintained and in working order. This taps in to a basic rule of physics: Heat will always transfer from warm to cool areas. Especially if you live in areas where summer days can reach up to 120 degrees Fahrenheit. Though purposefully adding further heat may seem counterintuitive, it is important that the refrigerant be at a higher temperature than the outdoor environment. This heats up your already warmed refrigerant fluid even further, converting it from its gaseous form into a liquid. The role of the compressor, true to its name, is to compress the refrigerant fluid as it carries heat out of your house. ![]() In residential units, it is typically located as part of the outdoor unit. Your compressor is a critical part of your HVAC system. Click Here to View All HVAC Compressors on Amazon
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