Homes in the Midwest are subjected to extreme heat in the summer and extreme cold in the winter. Therefore, they need both a good heating system and good air conditioning. To ensure that your home has the best heating and air conditioning ST Paul, check your HVAC now before mid-summer. During the checkup on your air conditioning, also have your heating looked at by the professional HVAC technician.

HVAC Annual Checkup

All homeowners should have their HVAC maintained annually. This basically means, the heating and air conditioning should be examined, and filters should be replaced as well as all the areas of the system checked for proper functioning. Your heating and cooling systems should be checked twice a year, in early spring and late fall. Your air conditioning system and your furnace should be checked once a year.

Points to Examine During an Annual Checkup

1. Check the thermostat settings for the heating and cooling systems.
2. Lubricate all the parts that move.
3. Measure voltage on the current running into the motor and check the electrical connections.
4. Inspect the condensate drain on the heat pump, furnace and central air conditioner.
5. Check the starting system to make sure it turns off, operates properly and shuts off.
6. Inspect, clean and or change air filters.
7. Clean and check condenser air conditioning coils and evaporator.
8. Adjust and clean blower components on your air conditioner.
9. Check all oil or gas connections, burner combustion, gas pressure and heat exchanger. Make sure the burner is not dirty and the heat exchanger is not cracked. Either could cause a fire.

Air Conditioning Problems

After having a professional HVAC technician look over your heating and cooling, you should keep track of any anomalies you observe on a day to day basis. What are the signs that your air conditioner needs a technician to check it. 1. If when set at the coolest point, no cool air comes out. You may need to replace your air conditioner. 2. There is poor air flow coming out of the vents. You may have a non-working compressor. 3. You can tell you have thermostat problems, if one part of the house is cool while another is hot. 4. You notice a leak anywhere near your air conditioner. 5. You hear strange sounds coming from your air conditioner. 6. You smell strange odors when you turn your air conditioner on.

Heating Problems

1. A leaky internal refrigerant valve might cause a trumpeting or hissing sound coming from the compressor.
2. Rattling sounds suggest a part is loose in the motor.
3. Shut off the system at once if you hear a loud banging noise. One of the larger components needs repair or replacement.
4. When you have too much humidity in your home, it indicates your heating unit is too small for the space.
5. Leaks in your ductwork can cause the heating system not to work properly.
6. An inadequate air duct can cause mold and mildew to grow.
7. If the pilot light is yellow, the intake valve may be clogged with dirt. It should always be blue.

Your HVAC system is very important. It determines how comfortable you and your family will be inside your home. It may even determine how healthy you will be also. Keep your system maintained and make sure it is checked on a regular basis. Every machine has the capacity to break down. Make sure yours is checked.