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Preventative Maintenance Check List

  • Change the filters.

  • Test the thermostats modes.

  • Check electric controls and sequence of operations.

  • Check the supply air temperature.

  • Visual inspection of ducts, indoor coil for dirt, obstructions or damage.

  • Check the blower wheel for balance and cleanliness.

  • Inspect electrical wiring and components. Tighten connections as needed​.

  • Inspect and lubricate motors and bearings as needed.

  • Inspect belts for tightness and wear.

  • Check the condensate drain.

  • Complete a visual inspection of connection points for leaks.

  • Inspect the outdoor condensing unit.

  • Check system pressures and verify the refrigerant charge.

  • Initiate and test the defrost cycle.

  • Inspect the outdoor fan and bearings 

  • Check the outdoor coil for dirt and obstructions limiting airflow.

  • Verify the outdoor temperature sensors are properly situated.

  • Secure all the panels.

  • Clean up and remove tools.

  • Complete the paperwork.

Well maintained heating and cooling systems are critical. For residential heat pumps schedule your preventive maintenance at least once a year, it may save you the discomfort and cost of an after-hours service call. We recommend preventive maintenance every 3 - 6 months on a belt-driven system. Book your maintenance today and ensure your system is optimized for the heating and cooling seasons.

When is the last time you cleaned your ice machine?

The contaminated ice can be affected by salmonella, E. coli, and Shigella. Mold lets bacteria and fungi grow into germs that may make people ill. That is why cleaning the inside and outside of an ice maker need to be cleaned thoroughly to avoid mold and bacteria growing in your ice maker

Contact us for an inspection and cleaning 




Per hour

During regular business hours





Filter change

Heatpump HRV ext.

Equipment inspection

Safety checks

Peace of mind

Heatpump Installation
Commercial Preventative Maintenance

Free Quote


Competitive pricing

Heatpumps, Exhaust Fans, Roof top units

Refrigeration Equipment, Accessories


As a member of the Home Performance Contractor Network, Air Comfort Controls is an eligible contractor for various rebate programs offered by BC governments and utilities.

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