Another common thermostat-related problem with an air conditioner that won't shut off, is the temperature being set too low. Low-Temperature Setting. It'll keep going from the normal 1100 watts that it uses all the way to about 2000-2400 watts before it shuts down usually tripping the breaker before getting to do so. The rotary dial thermostat or temperature control has a set of internal electrical contacts that supply power to the compressor circuit, and also uses a capillary tube and bulb sensor that attaches to the front of the evaporator coil to monitor room air temperature. It'll keep going from the normal 1100 watts that it uses all the way to about 2000-2400 watts before it shuts down usually tripping the breaker before getting to do so. Compressor stays on, lights off. If your air conditioner will not shut off and keeps blowing cold air, it may be due to an issue with the control board, also known as the PCB assembly. No matter if I turn it off manually or if it just reaches temperature. 01 - Condenser Coils are Dirty. It also is blowing only the coldest air possible, and the normal range is 60-86 degrees. lg air conditioner compressor won t shut off; lg air conditioner compressor won t shut off. 10-01-14, 02:39 AM. Also if I just shut off the unit entirely it does the same thing. Why won't your HVAC fan turn off? No matter if I turn it off manually or if it just reaches temperature. 9. Dirty Condenser Coils - When condenser coils get clogged with dirt, dust and debris, compressors sometimes cycle off too quickly. Pulsating. This issue is common in a hot and humid environment. Also if I just shut off the unit entirely it does the same thing. The ONLY way to shut it off is to unplug the unit from A/C wall plug. The size on the business will continue to expand,lg air conditioner compressor won't shut off available has been welcomed by all, and achieved a high reputation.lg air conditioner compressor won't shut off in continual innovation and improvement, goods are reasonably value, along with the high quality is very high, there are a lot of uses, and . junho 17, 2021 . Timer or inadequately set or faulty thermostat could also lead to consistent turning ON and OFF of portable AC. lg air conditioner compressor won t shut off Navigation Services; Case; Leadership; Contact lg air conditioner compressor won t shut off Navigation Services; Case; Leadership; Contact There are problems like dirty filters and condensers that you can . A sensor monitors the air temperature in the room and signals the control board to turn on the compressor and begin cooling. The condenser coils dissipate the heat as the refrigerant passes through the coils. Oct 5, 2011, 3:27 PM . The board relays may be faulty if the compressor keeps running well . A few common causes of this problem include: Improper Refrigerant Charge - If there's too much or too little refrigerant in the system, the compressor may shut off randomly and prematurely. I have checked the function on the display and I can change the fan speed, change the timer, modes and adjust the temperature but the temperature never physically changes it is always cold since the compressor stays on all the time. Turn off the circuit breaker. When the AC compressor clutch would activate, it would put a greater load on the . Hi, I have a LG LW1510ER and yesterday I turned the unit off and the compressor stayed on. There are various reasons for your portable AC compressor to turn OFF frequently including dirty filter, clogged condenser, leaking refrigerant or a faulty compressor. As debris builds up on the coils, the air conditioner will become less efficient, causing the air conditioner to work harder to cool down. Like everyone else, my 4 year old $700.00 model LWHD1500ER LG brand AC window unit's compressor continues to run after power is shut off. Locate your outdoor unit. If the condenser coils are dirty, they won't be able to dissipate the heat as effectively. When a very low temperature is selected on the thermostat, the air conditioning system will continuously stay on and work to reach this . Compressor stays on, lights off. The size on the business will continue to expand,lg air conditioner compressor won't shut off available has been welcomed by all, and achieved a high reputation.lg air conditioner compressor won't shut off in continual innovation and improvement, goods are reasonably value, along with the high quality is very high, there are a lot of uses, and .