Gas Furnace Maintenance Checklist

1. Check lower section of heat exchangers

2. Check condition of electrical wiring and connections

3. Check condition of vent system

4. Clean or replace air filters

5. Inspect blower

6. Clean and inspect condensate drain system

7. Check/Clean burners

8. Inspect inducer motor

9. Check/Clean flame sensor

10. Check for water leaks

11. Check for gas leaks

12. Check ignitor/Clean pilot

13. Check manifold pressure

14. Check thermostat

15. Check safety controls/devices

16. Check for proper draft

17. Check for proper flame pattern/combustion air

18. Check temperature rise

19. Check for carbon monoxide (supply vents)

20. Check sequence of operation

21. Wipe down equipment

22. All power switches/breakers on; unit cycled by thermostat

23. Clear condensate line/Condensate pump if applicable

Heat Pump/Air Conditioner Maintenance Checklist

1. Clean or replace air filters

2. Check condition of electrical wiring and connections

3. Check condenser coil

4. Check evaporator coil

5. Inspect blower

6. Check fuses

7. Check condenser motor

8. Check capacitors

9. Check thermostat

10. Check contactor

11. Check safety controls/devices

12. Check reversing valve(heat pump only)

13. Check aux heat (heat pump only)

14. Check defrost cycle(heat pump only)

15. Check for proper air flow

16. Check compressor

17. Check refrigerant levels

18. Check sequence of operation

119. Check system performance

20. Check outdoor ambient control(heat pump only)

21. Wipe down equipment

22. All power switches/breakers on; unit cycled by stat

23. Clear condensate line/Condensate pump if applicable

Electric Furnace/Air Handler Maintenance Checklist

1. Clean or replace air filters

2. Check condition of electrical wiring and connections

3. Inspect blower

4. Check sequencers

5. Check for hot electrical connections

6. Check heat strips

7. Check temperature rise

8. Check thermostat

9. Check safety controls/devices

10. Check sequence of operation

11. Wipe down equipment

12. All power switches/breakers on; unit cycled by stat