2026-04-16 7 min read
If you've lived in Francestown for more than a couple of winters, you already know what this town does to mechanical things. The cold settles in hard, the freeze-thaw cycle runs on repeat from November through April, and anything made of metal takes a beating. Garage door springs are no exception. in fact, they're one of the first casualties.
Every year, Garage Door Francestown gets calls in January and February from homeowners standing in their garage, staring at a door that won't budge. Nine times out of ten, it's a broken spring. Understanding *why* this happens. and what you can realistically do about it. can save you a cold, frustrating morning.
Francestown sits at roughly 886 feet in elevation in the hills of southern New Hampshire. January average highs barely crack 28°F, with lows dipping to around 14°F. That's not just cold. that's sustained cold, the kind that doesn't let metal recover between cycles.
Garage door springs. both torsion springs (mounted horizontally above the door) and extension springs (running along the sides). work by storing and releasing tension every single time the door moves. In cold weather, metal becomes less ductile. The steel contracts, the coils tighten, and every open-and-close cycle puts more stress on an already-strained component.
Then comes the freeze-thaw problem. Francestown regularly sees temperatures swing 30,40 degrees between a mild afternoon and a hard overnight freeze, especially in March and April. That repeated expansion and contraction is essentially metal fatigue in slow motion. Springs that might last 10,000 cycles under normal conditions can fail much sooner when they're being thermally stressed every 24 hours for five months straight.
Most Francestown homes. whether the older Colonial and Cape-style farmhouses you'll find on the roads around the village center, or the newer builds going up off Route 136. have attached garages. An attached garage rarely drops as low as the outside air, but it's not heated either. On a night when it's 10°F outside, your garage might sit at 20,25°F. Cold enough to affect metal, cold enough to thicken whatever lubricant is on the spring, and cold enough that the spring has zero margin for error.
Detached garages. more common on the larger rural lots in Francestown and out toward Deering. get even colder. If your garage isn't connected to your home's heat envelope at all, treat it as if it's fully exposed to outdoor temperatures.
Springs rarely give much warning, but there are signs worth watching for:
- The door feels unusually heavy when you try to lift it manually. A properly balanced door should feel nearly weightless. If it's hard to lift by hand, your spring tension is off. - A loud bang from the garage. often described as a car backfire or gunshot. is almost always a spring breaking. If you hear this, stop using the door immediately. - The door opens a few inches and stops, even with the opener running. The motor can't compensate for a broken spring. - Visible gaps in the spring coil. A broken torsion spring will have a visible separation in the coil. - Uneven movement. one side of the door rises faster than the other. often points to an extension spring issue on one side.
If you notice any of these, check out our full breakdown of garage door services to understand what a spring repair involves before you call.
This is the section where most guides hedge. We won't. Torsion spring replacement is genuinely dangerous for the average homeowner. These springs are under hundreds of pounds of tension. A winding bar slip or an improperly secured spring can cause serious injury. Professionals have the tools, the winding bars, and the experience to do this safely.
Extension springs are somewhat more forgiving, but they still require the door to be fully secured in the open position and the cables disconnected carefully. If you're not already comfortable with garage door mechanics, this is not the weekend project to start with.
The honest advice: call a pro for spring work. The cost of a professional spring replacement. typically in the range of $150,$300 depending on spring type and whether you replace one or both. is far less than an ER visit or a door that comes down on a vehicle.
While replacement is a job for professionals, you can absolutely slow the rate of spring wear with simple maintenance:
Lubricate twice a year. Use a lithium-based or silicone spray specifically made for garage doors. not WD-40, which is a solvent, not a lubricant. Apply it to the spring coils, the rollers, and the hinges in October before the hard cold hits, and again in April. This is especially important in Francestown's climate. Over in Hillsborough and Antrim, where temperatures run similar, the same seasonal schedule applies.
Test the door balance. Disconnect the opener and lift the door manually to about waist height, then let go. It should stay put or drift very slowly. If it drops fast, the springs are losing tension and should be inspected before they break under load.
Don't ignore small noises. Squeaking, grinding, or popping sounds from the spring area are early warning signs. Address them before January, not during it.
Replace both springs at the same time. If one spring breaks and gets replaced, the other is usually close behind. they've been through the same number of cycles in the same conditions. Replacing both at once saves a second service call within months.
For a broader look at keeping your door in shape through the cold months, our fall preparation guide covers the full seasonal checklist.
The worst time to deal with a broken spring is when you're trying to get to work on a February morning with your car trapped inside. If your door is making unusual sounds, moving unevenly, or the balance test is off, schedule a service call before the next cold snap. not after.
Spring issues only get more expensive when they're left alone. A spring under uneven tension stresses the opener motor, the cables, and the tracks. What starts as a $200 spring job can become a $600 repair if the motor burns out trying to compensate.
Most residential springs are rated for 10,000 cycles. roughly 7,10 years of average use. In Francestown's climate, with the sustained cold and freeze-thaw stress, expect springs on the shorter end of that range, especially if the garage is unheated. Regular lubrication and balance checks can extend their life.
No. You can technically force it open manually, but doing so puts extreme strain on the opener motor, cables, and tracks. You risk secondary damage that turns a spring repair into a much bigger job. Keep the door closed and call for service.
Yes, in almost every case. Both springs have gone through the same number of cycles in the same conditions. If one has reached its failure point, the other is not far behind. Replacing both now is more cost-effective than scheduling a second service call in a few weeks.