2026-04-17 6 min read
Most Antrim homeowners don't think about emergency garage door access until they need it. and by then, it's usually a bad situation. A broken spring on a February morning, a nor'easter knocking out the power, or an opener that just quit. Any of these can leave your car trapped, your family stuck, and your day completely derailed. This post covers what you actually need to know to be prepared before an emergency happens.
Living in Hillsborough County, we deal with weather extremes that aren't common in warmer parts of the country. Antrim winters routinely push temperatures well below zero. wind chills have been recorded as low as 18 below. and that kind of cold puts serious stress on every mechanical component of your garage door system.
The three emergencies we see most often:
- Broken torsion or extension springs. the door becomes too heavy to lift manually without knowing the right technique - Power outages. common during ice storms and heavy snow events, leaving electric openers useless without a backup plan - Opener motor failure. often from age, but also from the strain of lifting a door frozen to the weatherstripping
Knowing how to handle each one safely. and when to call a professional. is the difference between a manageable inconvenience and a real safety hazard. Check out our post on garage door spring warning signs so you can spot trouble before it becomes an emergency.
Every garage door opener has a red emergency release cord hanging from the trolley on the ceiling rail. This cord disconnects the door from the opener so you can operate it manually. Here's how to use it correctly:
1. Make sure the door is fully closed before pulling the cord. Releasing the trolley with the door open and a broken spring can cause the door to come crashing down. that's a serious injury risk. 2. Pull the red cord straight down (or down and back, depending on your opener model). You'll hear or feel a click as the door disconnects. 3. Lift the door manually using both hands, keeping your body to the side rather than directly underneath it. 4. Once power is restored or repairs are made, reconnect the door by pulling the release cord toward the door and then operating the opener. the trolley should re-engage automatically.
If you suspect a broken spring, do not attempt to manually lift the door. A standard two-car steel garage door can weigh 200 pounds or more, and without functioning springs to counterbalance that weight, you're looking at a door that could fall suddenly and without warning. This is one situation where you need to call a professional immediately rather than improvising. Our services page has details on emergency repair calls in the Antrim area.
Antrim and the surrounding towns. including Greenfield, Francestown, and Hancock. sit in an area prone to ice storms and heavy snow that can knock out power for hours or even days. If your garage door is your primary entry point (as it is for many homes along Route 202 and in the North Branch area), losing power to your opener is more than an inconvenience.
Here's what we recommend:
- Battery backup opener: Modern openers from brands like Chamberlain and LiftMaster offer built-in battery backup that keeps your door working for up to one to two days after a power loss. If you're replacing your opener, this is a feature worth paying for in our climate. - Know your manual release: Practice using the emergency cord before you ever need it. Doing it for the first time in the dark during a storm is not ideal. - Exterior keypad: A wireless keypad mounted outside your garage lets you enter a code to operate the door manually if you're locked out. Some newer models work even during a power outage when paired with battery backup.
Yes. and you should know how. Most sectional garage doors have a manual slide lock built into the track hardware. When you disconnect the opener using the emergency release, you can engage this lock to secure the door in the closed position. This matters if you've lost power and need to leave your home secured overnight.
If your door doesn't have a manual slide lock (common on older doors), a simple sliding bolt latch can be added to the track. This is a quick, inexpensive fix that adds real peace of mind. Visit our FAQ page if you're not sure what hardware your door currently has.
The best time to figure out your emergency access plan is on a calm afternoon when nothing is going wrong. Walk out to your garage, find the red release cord, and practice the disconnect and reconnect sequence. Check whether your opener has battery backup. Test your exterior keypad if you have one.
If you find that your system is missing key safety features. or if your springs, cables, or opener are aging. that's a conversation worth having before the next January ice storm hits. The team at Garage Door Antrim can walk through your current setup and let you know what's worth upgrading. You can also explore what preventive maintenance actually costs versus emergency repairs to make a more informed decision.
Being prepared isn't about being paranoid. It's just common sense for anyone living in central New Hampshire, where the weather doesn't give you much warning.
Use the red emergency release cord to disconnect the door from the opener, then lift the door manually. If you have a battery backup unit installed, the door may still operate normally via remote or keypad without any manual steps. Always make sure your springs are intact before attempting to lift a heavy door by hand.
No. A broken spring means the door has no counterbalance, making it extremely heavy and unstable. Attempting to lift it manually risks sudden door drop and serious injury. Leave the door closed and call a professional for spring replacement before using the door.
Once or twice a year is a reasonable interval. many homeowners do it at the same time as their seasonal maintenance checks. Disconnect and reconnect the trolley, verify the door moves smoothly by hand, and confirm your exterior keypad and any backup battery are working properly.