AC Not Cooling House

ProblemThe AC unit turns on but shuts off shortly after starting. Possible CausesDirty air filterThermostat malfunctionCompressor overheatingElectrical issue How To Fix ItReplace the air filterCheck thermostat settingsAllow the system to cool downRestart the system and monitor operation When To Call A ProfessionalIf the AC continues stopping shortly after starting, a technician should inspect the compressor…

ProblemThe AC system appears to run but little or no air comes from the vents. Possible CausesBlocked air ductsFrozen evaporator coilBlower motor issue How To Fix ItCheck the air filterInspect vents for blockages When To Call A ProfessionalBlower motor or duct issues may require HVAC repair.

ProblemThe AC system runs continuously through the night without shutting off. Possible CausesThermostat set too lowDirty air filterHot outdoor temperaturesLow refrigerant How To Fix ItRaise the thermostat temperature slightlyReplace the air filterCheck vents for airflowMonitor cooling performance When To Call A ProfessionalIf the AC never shuts off even at moderate temperatures, a technician should inspect…

Problem Your air conditioner is running but warm air is coming from the vents. Possible Causes How To Fix It When To Call A Professional Warm air often indicates a refrigerant or compressor problem that requires professional service.

Problem Your air conditioner is producing loud or unusual sounds. Possible Causes How To Fix It When To Call A Professional Persistent loud noises usually indicate mechanical issues that require technician inspection.

ProblemThe outdoor AC compressor produces a knocking sound while running. Possible CausesLoose internal compressor partsRefrigerant imbalanceCompressor wearDebris inside the unit How To Fix ItTurn off the AC systemInspect the outdoor unit for debrisCheck that the unit is levelRestart the system to monitor noise When To Call A ProfessionalA knocking compressor often indicates internal damage and…