Thermostat Installation & Repair
Your thermostat is the control center of your heating and cooling system, and when it isn't working properly, comfort and efficiency suffer. Viking Heating and Air offers expert thermostat installation, repair, and upgrades to give you precise control over your home's climate.
Complete Thermostat Services for Comfort and Efficiency
A properly working thermostat ensures your HVAC system delivers consistent comfort while keeping energy costs in check. At Viking Heating and Air, we handle everything from basic thermostat repairs to advanced smart thermostat installations. Many homeowners struggle with outdated controls, inaccurate readings, or unresponsive thermostats that waste energy. Our technicians provide expert wiring, calibration, and system integration to match your home's needs. Whether you want to replace an old unit or upgrade to a WiFi-enabled model, we ensure seamless installation and reliable operation. With the right thermostat, managing your home's comfort has never been easier.
Non-Programmable, Programmable & Smart Thermostats Explained
Not every home needs the same thermostat. Here's how the three main types actually differ, and why the right choice matters even more once a heat pump or high-efficiency system is involved.
Non-Programmable Thermostats
How it works. This is the basic dial or manual model. You set one temperature and it holds there until someone changes it.
Why people still use them. Nothing to program, nothing to sync to an app, almost nothing to go wrong. The trade-off is you don't get any of the energy savings that come from a schedule, someone has to remember to adjust it by hand every time the house is empty or everyone's asleep.
Programmable Thermostats
How it works. These let you build a schedule around your actual day: lower the heat at night, ease off while you're at work, whatever fits.
The catch. They cost more than a basic model but a lot less than a smart one, and the savings only show up if someone actually sets up the schedule. We see plenty that were never programmed past the factory default.
Smart Thermostats
How it works. A smart thermostat adds WiFi, an app, and in a lot of cases a learning algorithm that adjusts on its own. You can control it from your phone, get alerts if something's off, and some models work with room sensors to even out hot and cold spots.
What to watch for. They cost more upfront, and older homes sometimes don't have the extra low-voltage wire (called a C-wire) that most smart thermostats need to stay powered. On multi-stage or heat pump systems, not every smart thermostat is built to run that equipment correctly, so compatibility matters more than the marketing on the box.
High-Efficiency Equipment and Heat Pumps Need the Right Thermostat
Why it matters. A variable-speed furnace or a heat pump doesn't just run on or off, it ramps up and down and talks back and forth with the thermostat constantly. A generic thermostat that isn't built for that kind of communication will still work, but the equipment often can't run at the efficiency it was designed for, and on some systems it'll throw fault codes or short cycle.
Our recommendation. We usually suggest sticking with the thermostat the manufacturer built for that specific piece of equipment, especially on heat pumps. It costs a little more up front but it's what lets the system actually deliver the efficiency you paid for.
Thermostat Brands We Install
Honeywell. The one we install the most since they make everything from a basic dial to a full smart thermostat, and parts and support are easy to find.
Nest and Ecobee. These cover most of the smart thermostat requests we get, and Ecobee in particular tends to handle heat pump setups better than most because of how its room sensors and staging work.
Manufacturer-specific options. For high-efficiency furnaces and heat pumps from Carrier, Trane, or Lennox, we'll often recommend that manufacturer's own communicating thermostat instead of a third-party one. That said, if you already own a thermostat you like or want a specific brand, we'll install it. It's your house.
Common Thermostat Problems We Fix
Most thermostat calls come down to one of three things.
Dead or Low Batteries
What we check first. A thermostat with a blank screen, one that's stopped responding, or one that keeps resetting itself is often just low on battery power, especially on battery-only models. It fixes more calls than you'd think.
Faulty Thermostat or Sensor Problems
What causes it. Dust builds up inside a thermostat over the years and can throw off its temperature reading, and the internal components wear out with age just like anything else electronic.
How to tell. If your thermostat reads several degrees off from the rest of the house or the screen doesn't respond to touch anymore, the unit itself is usually the problem, not your HVAC equipment.
Incorrect Installation or Wiring After Equipment Changes
The wiring side. A thermostat has to be wired to match the equipment it's controlling. On a heat pump, the Y wire calls the compressor and the O or B wire switches the reversing valve between heating and cooling, and a missing common wire (C-wire) can cause a smart thermostat to lose power or reset randomly.
When we see this most. If a heat pump or a new high-efficiency system was installed and the old thermostat was left in place, it often hasn't been reprogrammed or rewired to match, which is one of the most common reasons a new system doesn't perform the way it should. We check the wiring and settings against the actual equipment, not just what the thermostat says it's doing.
Our Heating & Cooling Services
Furnace Repairs
A broken furnace can leave your home cold and unsafe when you need heat most. Viking Heating and Air provides professional furnace repair services, quickly diagnosing issues like faulty igniters, poor airflow, or strange noises. Many homeowners struggle with unexpected breakdowns in the middle of winter. Our expert technicians deliver fast, lasting repairs to restore comfort and keep your system running reliably.
Explore →Furnace Replacement
Upgrading your furnace improves comfort, reliability, and efficiency. We specialize in furnace replacement, guiding you in selecting a high-efficiency system that fits your home. Many households face constant repairs or rising energy costs from outdated equipment. Our team installs modern furnaces with precision, giving you dependable heat, lower bills, and peace of mind through the coldest months.
Explore →Furnace Maintenance
Routine maintenance keeps your furnace efficient and prevents costly breakdowns. Viking Heating and Air offers furnace tune-ups that include cleaning, inspections, and performance testing. A common challenge is neglected upkeep that leads to sudden failures or higher utility bills. Our preventative care extends system life, improves efficiency, and ensures your home stays warm without unexpected surprises.
Explore →Heat Pump Services
Heat pumps deliver both heating and cooling, making them a versatile comfort solution. We provide expert heat pump installation, repair, and maintenance tailored to Utah’s climate. Many homeowners deal with uneven heating or high energy bills when systems aren’t serviced. Our team ensures your heat pump runs efficiently year-round, providing consistent comfort and energy savings for your home.
Explore →Ductless Systems
Ductless mini-splits give you targeted comfort without the need for traditional ductwork. Viking Heating and Air installs and services ductless HVAC systems designed for specific rooms or multi-zone solutions. Many families face hot and cold spots that central systems can’t fix. Our ductless services provide efficient, quiet, and customizable comfort while lowering energy costs in any part of your home.
Explore →Thermostats
Your thermostat is the brain of your HVAC system, controlling comfort and efficiency. We handle thermostat installation, repair, and upgrades for both smart and traditional models. Many households deal with inaccurate or unresponsive thermostats that waste energy. Our experts install and calibrate thermostats that improve accuracy, give you simple control, and help reduce heating and cooling costs.
Explore →What Our Customers Say About Viking Heating and Air
Real feedback from Utah homeowners and businesses who trust us to keep them comfortable.
"These guys are awesome!! We came home and had no AC in our upstairs. Our home is 25 years old and I was fearing the worst. Instead, they said they could repair it simply by replacing the control board...the same day!!! Highly recommend them for any HVAC needs, they have my business for life!!!"
"I have nothing but praise for Ezekiel. He provided exceptional service and went above and beyond to ensure everything was taken care of. It's refreshing to encounter someone so professional, knowledgeable, and genuinely caring."
"David, the technician from Viking, came out for a spring tune up of the a/c unit. He arrived on time and performed a thorough diagnostic. His suggestions were honest and he didn't try to sell me on any unnecessary services. I'd highly recommend Viking Heating and Air."
"Dave spent quite a few hours researching the issues with my AC unit. I am quite impressed with the thoroughness and time he took to make sure the job was done right."
Why Choose Viking Heating and Air for Thermostat Services
We provide expert guidance and precise setup so your thermostat works exactly as it should.
Smart & Traditional Options
We install everything from simple programmable units to advanced smart thermostats.
Accurate Calibration
Our technicians ensure your thermostat reads correctly for consistent comfort.
Seamless Integration
We connect your thermostat to your HVAC system for reliable performance.
Take Control of Comfort — Call Viking Heating and Air for Thermostat Services Today!
Our Thermostat Service Process
Assessment
We evaluate your home's needs and recommend the right thermostat.
Installation or Repair
Our technicians handle wiring, setup, or calibration with precision.
Testing & Guidance
We confirm proper operation and show you how to use your thermostat effectively.
Thermostats FAQ
How do I know if my thermostat needs to be replaced?
If your thermostat is unresponsive, gives inaccurate readings, or struggles to communicate with your HVAC system, it may be time for a replacement.
Can you install smart thermostats?
Yes. We install and configure smart thermostats that let you control your home's comfort from your phone or tablet.
Do I need a special thermostat for my heat pump?
In most cases, yes. Heat pumps and other high-efficiency equipment often run better with a thermostat built or approved by the same manufacturer. A generic thermostat will usually still work, but it may not run the equipment at full efficiency.
Why did my thermostat stop working after a new system was installed?
This usually means the old thermostat wasn't rewired or reprogrammed to match the new equipment. Heat pumps in particular use different wiring than a standard furnace or AC, so the thermostat has to be set up specifically for it.
What types of thermostats do you service?
We work with all types: digital, programmable, WiFi-enabled, and traditional thermostats.
How long does thermostat installation take?
Most installations take less than an hour, including setup and testing.
Will a new thermostat help lower my energy bills?
Absolutely. Modern thermostats are designed for efficiency, helping you avoid wasted energy and better manage heating and cooling costs.
Integrating Smart Thermostats With Your HVAC System
Smart thermostats connect directly to your HVAC system, giving you precise control over your home's comfort. Unlike traditional models, they learn your habits, adjust temperatures automatically, and can be controlled from your phone. Integration ensures your heating and cooling equipment runs only when needed, reducing energy waste and lowering bills. Our technicians handle setup, wiring, and calibration so your smart thermostat communicates seamlessly with your furnace, AC, or heat pump for maximum efficiency.
Proudly Serving Salt Lake City & Salt Lake County
We provide fast, reliable HVAC service throughout Salt Lake City, Salt Lake County, and surrounding Utah communities.
Schedule Your Thermostat Service Today
Schedule your thermostat service today and enjoy precise, reliable comfort control in your home.