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HVAC Maintenance is the best way to ensure that your HVAC system function effectively and efficiently throughout its year of service. Royal Service provides maintenance services in order to help you keep your system at its maximum efficiency and increases its life. It has and will always be a standard for our company to provide clients with the best service. Your comfort and confidence will always be our top priority. We provide routine process service for both residential and commercial customers.


As a Royal Service contract holder, you will receive lower product pricing, emergency service assistance, priority scheduling for service, and technical support over the phone. We also offer a full service history of all maintenances performed, which allows us to quickly diagnose and resolve any issue you may experience with your unit. Our complete service record will save you money on costs on equipment and replacement parts.

Royal Service Annual Preventive Maintenance covers….

  • Clean or replace filters

  • Check evaporator coil and condenser coil

  • Lubricate all bearings, motors and replace belts as needed

  • Check fan motor

  • Check condensation drains

  • Check wheel for clearance of housing and cleanliness

  • Check refrigerant charge

  • Check refrigerant, compressor and coils for possible leaks

  • Check electrical circuits, starter contacts, switches and relays

  • Check blower wheel clearance of housing

  • Check start and run amperage

  • Check operating pressure

  • Tighten all loose bolts, nuts, screws and electrical connections

  • Check temperature drop across coils

  • Test thermostats and controls to make sure temperatures and functions are correctly set

  • Check belt conditions



You can speak today to one of our experienced team members to learn more about our maintenance agreement.

Call us at 626-281-8848 or email at

Maintenance & Service

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