What preventive maintenance is required for hvac?
Generally speaking, preventive maintenance helps ensure that the warm or cold air pumping through your is as clean as possible to breathe. Usually, a trained professional HVAC technician will come to your house to do maintenance checking. He will be looking for several things:
Checking refrigerant charge and inspect for leaks
Cleaning and straightening condenser coils to ensure proper air flow
Checking gas connection for gas leaks
Checking if the gas pressure is set to a proper amount
Checking for dust mites and mold
Tightening all electrical connections
Lubricating all moving parts
Replacing worn pulleys
Testing thermostat to make sure it turns the system functioning is set to turn on and off properly
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