Quarterly Commercial HVAC Preventative Maintenance for in the Pacific Northwest
Worry-free commercial air conditioning and furnace maintenance to lower operating costs & keep your systems running efficiently.
Humans Always Answer
We always answer the phone with a human - 24/7.
24/7 Rapid Response
We respond swiftly to emergencies, no matter when they occur.
Choose TSS as Your Commercial HVAC Preventative Maintenance Partner
Humans Always Answer
Talk to a real person anytime. Our team picks up 24/7.
24/7 Responsiveness
From repairs to commercial HVAC installs, we’re ready day or night.
Reduce Disruption with Commercial HVAC Maintenance
Depending on the size of your facility, your HVAC system may include multiple heating and cooling units and thousands of feet of ventilation. Your system is essential for your business and likely represents a significant financial investment. If your HVAC system goes down, the problem isn’t just costly; it can disrupt your operations entirely. The key to avoiding these costs and disruptions? Schedule a quarterly system maintenance visit from TSS HVAC!
The Benefits of Commercial AC & Heater Maintenance
Better Air Quality
Quarterly commercial heater maintenance includes cleaning and changing filters. This allows for much cleaner, healthier air in your facility.
Preventing HVAC Malfunctions
Boost Energy Efficiency
Proper HVAC maintenance ensures efficient performance, keeping your building comfortable year-round and potentially lowering utility costs. Ev
Expert Commercial HVAC Maintenance for Every System
Outdoor Component Maintenance
- Clearing condensate lines and drain pans
- Inspecting and lubricating fan motors and blades
- Checking and refilling refrigerant if needed
- Cleaning and inspecting cabinets and coils
- Checking wiring and safety controls
- Other maintenance and cleaning as needed
Indoor Component Maintenance
We will take great care of your indoor systems, as well! This includes:
- Lubricating belts and replacing worn ones
- Cleaning and clearing the evaporator coil, condensate lines, and drip pans
- Cleaning the ignition system
- Inspecting the heat exchanger
- Checking the wiring and electrical connections
- Inspecting and cleaning ductwork as needed
- Cleaning and checking the blower motor
- Cleaning combustion blower housing
- Testing safety controls
- Checking the safety and function of the flue system
- Replacing or cleaning air filters
- Other maintenance and cleaning tasks as needed
Thermostat Programming and Calibration
If you’ve noticed that your system doesn’t respond as it should when you program the thermostat, you may have a calibration issue. This is included in your maintenance plan.
30+ Years of Excellence in Commercial HVAC Services
Since 1985, businesses across the Pacific Northwest have relied on us as their commercial HVAC contractors. Our NATE-certified technicians deliver fast, dependable service that keeps systems running efficiently. With long-standing industry affiliations and partnerships with leading brands, we’ve built a reputation for excellence that stands the test of time.
Idaho, Portland, & Seattle
Companies We Support





















30+ Years of Experience Serving the Pacific Northwest
With responsive service, skilled technicians, and decades of experience, TSS HVAC is the partner your business can depend on for commercial HVAC repair and emergency service.
Our Service Area
Total System Services is one of the most well-established heating, ventilation, and air conditioning service companies in the Pacific Northwest. We offer commercial and governmental HVAC repairs, maintenance, and installation in Idaho, Oregon, and Washington.