Common AC Issues & Solutions
Before calling for service, try these troubleshooting steps for common air conditioner problems. These simple fixes might save you time and money.
AC Not Cooling Properly
Possible Causes:
- Dirty air filters
- Thermostat set incorrectly
- Refrigerant leak
- Outdoor unit obstructed
- Compressor issues
Solutions:
- Step 1Clean or replace air filters (every 2-4 weeks during high usage seasons)
- Step 2Ensure thermostat is set correctly and in "cool" mode
- Step 3Clear any debris around outdoor unit (maintain 2 feet clearance)
- Step 4If problem persists, contact professional for refrigerant or compressor check
AC Making Unusual Noises
Possible Causes:
- Loose parts or screws
- Debris in indoor/outdoor unit
- Fan motor issues
- Compressor problems
- Refrigerant line vibration
Solutions:
- Step 1Turn off the AC and inspect for visible debris or loose parts
- Step 2Tighten any accessible screws on the front panel
- Step 3Clean indoor and outdoor units carefully
- Step 4For grinding, squealing or clicking noises, call a technician immediately
AC Not Turning On
Possible Causes:
- Power supply issues
- Tripped circuit breaker
- Remote control problems
- Thermostat issues
- Internal electrical failure
Solutions:
- Step 1Check power connection and ensure unit is properly plugged in
- Step 2Inspect circuit breaker and reset if tripped
- Step 3Replace remote control batteries
- Step 4If using the buttons on the AC unit itself doesn't work, call for service
Water Leaking From Indoor Unit
Possible Causes:
- Clogged condensate drain line
- Improper installation/tilting
- Dirty air filters
- Low refrigerant
- Cracked drain pan
Solutions:
- Step 1Turn off the AC to prevent water damage
- Step 2Check and clean air filters
- Step 3Locate the drain line and carefully clear any clogs using a thin brush or compressed air
- Step 4If leaking continues, call a technician as you may have a refrigerant leak or damaged parts
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