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. We provide routine process service both residential and commercial customers.


Royal Service Annual Preventive Maintenance covers 2 visits (scheduled every 6 months), 10% discount on parts and priority scheduling.


Annual Preventive Maintenance Schedule Checklist:


  • 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 service@royalservice.com

Maintenance & Tune-up

Breathing Better Together

Royal Service is the leader in HVAC systems, setting high standards for better living.

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