Proper maintenance is required for heating and cooling units

It is important for your HVAC system to receive prompt repairs and yearly maintenance to ensure it runs smoothly when you need it to. Neglecting your HVAC system means that your system may fail when you try to use it, leaving your family and home uncomfortable.

Give us a call today to come help you.

We'll inspect your HVAC units and keep them fully functional

Not performing the necessary maintenance on your HVAC unit means a decrease in heating or air flow and an increase in usage. Keeping your system maintained will ensure a comfortable home, lower energy bills, and a prolonged life of your system.

Harbin Heating & Air Conditioning Inc. offers 24-hour emergency services.  

Ask about our maintenance service agreements

If you are too busy to maintain your system yourself, let the professionals at Harbin Heating & Air Conditioning Inc. know today!

Our team specializes in maintenance, service agreements, and more. We offer affordable pricing and flexible terms. Please contact us with any questions.


Our expansive 21-step process maintenance list includes:

1. Chemically clean and thoroughly wash condenser coils

2.  Check air filters and replace at owner's request

3.  Wash and observe condensing unit for proper motor and bearing wear

4.  Lubricate motor and fan bearings as well as other moving parts as needed

5.  Clean and inspect evaporator coil and drain pan when readily accessible

6.  Clean and inspect condensate drain lines and fittings

7.  Clean, level, and calibrate thermostat

8.  Inspect blower motor and fan assembly as needed

9.  Inspect, tighten, and test all electrical connections

10.  Inspect all cooling system electrical wires, connectors, and terminals

11.  Test system starting and running capacitors

12.  Test all controls, switches, relays, transformers, contactors, motors, and fans

13.  Measure starting and running amperes, line voltage, and control voltage

14.  Test system-starting capabilities

15.  Test system for proper airflow and air delivery

16.  Inspect and adjust all safety controls

17.  Monitor refrigerant pressures and temperatures

18.  Test and record super-heat and sub-cooling. Compare to factory specifications

19.  Adjust Freon metering control device per factory / manufacturer's recommendations

20.  Test and measure air conditioning system for proper production and capacity

21.  Complete and present a full written report

Sign up for one of our maintenance plans!

731-689-3651