11 possible causes and potential solutions.
Air conditioner panel not working.
Cr s top picks.
Check the receptacle with a tester or plug in a known working appliance such as a lamp or a fan to verify that the circuit is live.
Be sure it is receiving power at the electrical panel.
Next turn off the power switch right at the furnace or air handler.
The ac control switch is what powers and controls the ac compressor as well as the entire system.
Flip the air conditioning service and furnace circuit breakers in your main electrical panel to the off position.
Air handler water heater humidifier unit heater.
Next check the ac itself.
If it s clogged with dirt or other debris you won t get any air flow.
If your air conditioner will turn on and your thermostat is set properly but your system is not cooling you may have a dirty or blocked air condenser.
If your ac is not working at all.
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Consumer reports and air conditioner pros identify how to troubleshoot the eight most common air conditioner problems that crop up with window and central air conditioners.
Air conditioner fan not working.
Then yank the disconnect block photo 1 and clean the condenser coils photo 2.
If your ac fan isn t working you ll want to first check your indoor electrical system and make sure you don t have a tripped or switched off circuit breaker that s preventing your ac unit from receiving power.
If these aren t the problem check the air filter.
When ac units run they create condensation which is removed from the unit through a drain line.
The reason your air conditioner won t turn on could be because the condensate drain line is clogged.
Air conditioner not cooling air conditioner won t blow cold air.
If your ac system turns on but doesn t blow out cold air ensure all the vents are open and the thermostat is set properly.
If it is not working properly then the ac compressor may not come on which will prevent the ac from blowing cold air.
If your central air conditioner is not cooling right save money time and get comfortable again with these expert diy air conditioning repair techniques.
Your air conditioner is not cooling the air.
When the drain line becomes clogged a safety switch trips and shuts down your air conditioner.
In most cases a bad or failing ac control switch will display noticeable symptoms that hint that there is a problem with the.