Why Is My Thermostat Screen Blank, and Is the Furnace or AC Still Working?
A blank thermostat screen usually means lost power: dead batteries, a tripped furnace switch, a blown board fuse or a condensate switch. What to check first.
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Heating & Cooling in Blaine, MN
Blaine stretches into Ramsey County from 1950s and 60s neighborhoods in the south to newer subdivisions built around lakes left by sand mining, near the National Sports Center and TPC Twin Cities.
HVAC service in Blaine, MN
We repair and replace furnaces, air conditioners, heat pumps, boilers and ductless mini-splits in Blaine and across Anoka County. Every visit starts with a $79 trip charge and a written price before any work, and the $79 is waived when you go ahead with the repair.
- County
- Anoka County
- ZIP codes
- 55014, 55434, 55449
- From downtown Minneapolis
- about 13 miles
Most of Blaine buys electricity from Connexus Energy and a small part from Xcel Energy, and natural gas comes from CenterPoint Energy, Xcel Energy or Centennial Utilities depending on the address.
Updated September 23, 2026
What HVAC problems do we see most in Blaine?
- First furnace and AC replacements in 1990s and 2000s north-end subdivisions
- Checking warranty registration on builder-installed equipment
- 80% to 96% furnace conversions in south-end ramblers
- Matching heat pump and AC rebates to Connexus Energy or Xcel Energy
Around town: National Sports Center · TPC Twin Cities · Anoka County–Blaine Airport · Laddie Lake · Highway 65
Book in BlaineWhat are Blaine homes like to heat and cool?
Blaine's south end filled in first, during the 1950s and 60s, with ramblers and split-entries that are simple to work on: a basement furnace, trunk-and-branch ducts through the joists and a chimney shared with the water heater. Many were built without central air, and the air conditioning added later runs through ducts sized for heat, often with a single return.
North of that, Blaine was peat and sod farmland until sand mining dug out ponds and the sand was used to raise building sites. Developments such as Club West, Pleasure Creek and the Lakes of Blaine grew up around that open water, with two-stories, walkouts facing the ponds and rows of townhomes. These homes are tight and PVC-vented, many are on their first or second furnace, and most have an air exchanger whose core and filters need regular cleaning to keep a tight house from turning stuffy.
Winter in Blaine
North Blaine is flat and open, a legacy of the sod farms, and wind across the ponds drifts snow against side-wall vents and heat pump outdoor units on the houses facing the water. Keep intake and exhaust pipes clear after every storm, and set heat pumps on a stand tall enough to stay above drifts. In the south-end ramblers, deep-cold calls tend to involve furnaces well past 20 years old and chimneys that no longer draft well once a lone water heater is all that vents into them.
Summer in Blaine
Houses that back onto the mined ponds and the city's wetlands live with humid air through July and August, and walkout lower levels facing the water can smell musty when the air conditioner short-cycles. A correctly sized unit that runs longer cycles dries the air better than a big one. In the 1950s and 60s ramblers, central air shares heat-sized ducts and one return, so the far bedrooms lag behind on hot afternoons.
Which utilities and rebates apply in Blaine?
Blaine's rebates depend on two bills. Most homes buy electricity from Connexus Energy, which offers rebates on air-source, ductless and ground-source heat pumps and central air, plus a reduced-rate program for heat pumps paired with a furnace; the rest are on Xcel Energy, whose heat pump rebates run through its Trade Partner Network. Ask whether the rebate needs a registered contractor. For gas, CenterPoint Energy customers can use any dealer for furnace rebates, while Xcel Energy and Centennial Utilities customers should check those utilities' programs.
Rebate programs change every year; check the utility's current terms before you buy. Our guides: Xcel and CenterPoint rebates, heat pump rebates, what happened to the federal credits.
Most-requested in Blaine
Furnace repair in Blaine No-heat calls in Blaine go to the front of our line, whether the furnace sits in a 1950s south-end rambler or a 1990s north-end two-story. Furnace replacement in Blaine Our furnace installs in Blaine run $4,500–$9,500, written and flat-rate: roughly $4,500–$6,000 for 80% AFUE and $6,500–$9,500 for 96–98%. AC repair in Blaine Blaine's newer houses around the old sand-mining lakes, built from the 1980s on, are now on their first or second condenser, and we repair those along with the older south-end systems. AC replacement in Blaine A central air replacement in Blaine costs $5,200–$9,800 installed with us, including a coil matched to the new outdoor unit.
All services in Blaine
Blaine HVAC questions
Who repairs furnaces and air conditioners in Blaine, MN?
Central Minnesota Heating and Cooling serves Blaine and the rest of Anoka County, about 13 miles from downtown Minneapolis. We repair and replace furnaces, central air, heat pumps, boilers and ductless mini-splits, and we're open 7 days, 7am–9pm. Call 612-429-3465.
How much does an HVAC service call cost in Blaine?
A flat $79 trip charge, waived when you approve the repair. Written price before any work; same prices in every town we serve. Installed prices are on our pricing page.
Which utilities serve my Blaine house, and why does it matter?
Blaine is split. Connexus Energy supplies electricity to most of the city and Xcel Energy to a small part, while gas comes from CenterPoint Energy, Xcel Energy or Centennial Utilities depending on the neighborhood. Each runs separate rebate programs with their own efficiency rules, so we match the equipment to the utilities on your bills before quoting a furnace, AC or heat pump.
Our newer Blaine house still has its original furnace and AC. Is the manufacturer warranty still good?
Check two things: age and registration. Many manufacturers give their longer parts warranty only when the equipment was registered online within 60 days of installation, and builders don't always do it. The model and serial numbers are on the rating plates inside the furnace door and on the outdoor unit. Labor coverage from the original installer usually ends sooner than the parts coverage.
Our 1950s south Blaine rambler never had central air. What does adding it take?
An outdoor unit, a coil set on top of the furnace, a refrigerant line set, a condensate drain and a dedicated electrical circuit. The bigger question is the ductwork: ramblers from that era were ducted for heat, often with one return, so we measure airflow before sizing anything. If the ducts can't carry enough air, an added return or a slightly smaller system makes the difference, and an older furnace may need a blower that can handle cooling.
Can we enroll a smart thermostat in a utility program in Blaine?
Usually, and the program depends on your electric company. Connexus Energy's PowerNap Air Conditioning program makes brief adjustments of 4 degrees or less to an enrolled Wi-Fi thermostat on summer peak days. Xcel Energy customers can join AC Rewards with a qualifying smart thermostat, or Saver's Switch, which cycles the condenser through a switch outside. We install and wire the thermostat, including a common wire if the old one lacked it; enrollment is with the utility.
Also serving near Blaine
- Spring Lake Park, MN 4 mi
- Coon Rapids, MN 4 mi
- Mounds View, MN 4 mi
- Circle Pines, MN 5 mi
- Fridley, MN 5 mi
- Andover, MN 6 mi
- Ham Lake, MN 6 mi
- New Brighton, MN 7 mi
Guides for Blaine homeowners
Why Is My AC Freezing Up? Ice on the Lines or the Indoor Coil
Ice on your AC lines or indoor coil means too little airflow or too little refrigerant. What to do right now, what you can check, and when to call.
Read the guideWall-Mounted vs Floor-Mounted Mini-Splits in Minnesota
Wall-mounted or floor-console mini-split heads? Which suits each Minnesota room, plus drains, line routing, snow and the outdoor unit, and mixing styles.
Read the guide- AC Humming Noise: What the Sound Means and What to DoCooling
- Why One Room Is Always Hotter or Colder, and How to Fix ItMaintenance
- AC Installation in River Falls, WI: What to Know Before You ReplaceCooling
Brands we service in Blaine: AirEase · Amana · American Standard · Ameristar · Aprilaire · Arcoaire · Armstrong Air · Bosch · Broan-NuTone · Bryant · Buderus · Burnham · Carrier · Champion · Coleman · Comfortmaker · Concord · Daikin · Day & Night · Ducane · ecobee · Frigidaire · Fujitsu · Gibson · Goodman · Google Nest · Gree · Heil · Honeywell Home · Lennox · LG · Lifebreath · Lochinvar · Luxaire · Maytag · Midea · Mitsubishi Electric · MrCool · Navien · NTI · Payne · Peerless · Rheem · Rinnai · RunTru · Ruud · Samsung · Santa Fe · Tempstar · Trane · Triangle Tube · Utica Boilers · Viessmann · Weil-McLain · Westinghouse · York
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Heat out in Blaine? Call or send a request.