This quick glossary covers the 12 most common garage-door repair terms Atkinson homeowners ask about. Knowing these basics helps you spot trouble early, talk to pros with confidence, and keep your overhead door safe and quiet all year long.
Whether you’ve just moved to Atkinson or you’ve lived here for years, a garage door that sticks, sags, or squeaks can turn a simple errand into a headache. Learn what we fix before you call, or book a free estimate today if you’d rather skip the guesswork.
- Torsion spring
- A tightly wound metal coil mounted above the garage door that counterbalances the door’s weight. When you open the door, the spring unwinds to lift the heavy panel; when you close it, the spring winds tighter. Because they store a lot of energy, torsion springs should only be replaced by trained technicians—DIY attempts can cause serious injury. See our full list of services.
- Extension spring
- Long, slender springs that stretch along the horizontal tracks beside the door. They extend and contract to help lift the door. Unlike torsion springs, extension springs are usually found on older or lighter doors and can snap if over-stretched or rusted—always replace them in pairs for balanced operation.
- Track
- The metal channels—usually two vertical and one curved horizontal—guiding the door up and down. Tracks must stay plumb and free of dents; even a small bend can cause the rollers to jump off and the door to jam. We check tracks every time we service a door in Atkinson’s older neighborhoods.
- Roller
- Small wheels, usually nylon or steel, that ride inside the tracks and carry the door’s weight. If a roller cracks or the bearing seizes, you’ll hear a grinding or jumping noise. Replacing worn rollers is a quick fix that prevents bigger damage to the tracks and springs.
- Opener
- The electric motor and drive system that automatically opens and closes your garage door. Modern openers come with smartphone apps, battery backups, and quiet DC motors. If your opener is more than 10 years old or squeals every time it runs, it’s time for an upgrade—we install smart openers in Atkinson homes.
- Photo-eye sensor
- The small infrared beams mounted near the bottom of the door frame that detect obstructions. If something blocks the beam while the door is closing, the sensor tells the opener to reverse immediately. Keep these lenses clean and aligned; Atkinson’s winter slush can coat them and blind the safety system.
- Limit switch
- The electronic stop-points that tell the opener when the door has reached the fully open or fully closed position. If the switch is mis-set, the door may stop too early or slam shut. We calibrate limit switches during every Atkinson tune-up to match your door’s exact travel.
- Weatherstripping
- The flexible rubber or vinyl strip running along the bottom edge of the door and around the sides to block drafts, rain, and pests. Over time, Atkinson’s freeze-thaw cycles crack and harden the rubber—replacing weatherstripping is a cheap way to cut heating bills and keep mice out of your garage.
- R-value (insulation)
- A number that tells you how well the garage door panels resist heat flow; the higher the R-value, the better the insulation. Atkinson’s single-car garages can lose up to 30% of home heat through an uninsulated door. Look for an R-value of at least 6 for attached garages and 12 if you’ve converted yours into a workshop.
- Cable drum
- The grooved pulley at each end of the torsion spring shaft that winds and unwinds the lift cables. If a cable drum is corroded or the groove is worn, the cable can jump off and the door can crash. We inspect drums whenever we service doors in Atkinson’s coastal-adjacent neighborhoods.
- Bottom seal
- The thick, flexible strip attached to the very bottom edge of the door that seals against the driveway. It keeps out puddles, snowmelt, and driveway sealant. Atkinson’s freeze-thaw cycles chew up cheap vinyl seals—upgrade to a durable rubber bottom seal to avoid winter leaks.
- Travel module
- The electronic brain inside the opener that controls speed, force, and travel distance. If your door reverses for no reason or runs unevenly, the travel module may need reprogramming or replacement. We reset travel modules during Atkinson emergency calls to get stuck doors moving again safely.
- Trolley
- The part of the opener that hooks to the door and moves back and forth along the rail, pulling the door open or shut. If the trolley is loose or the chain is slack, the door will jerk or hesitate. Tightening the trolley and lubricating the chain is a quick Atkinson maintenance task we do on every service call.
- Manual release
- The red cord or handle hanging from the opener rail that lets you disengage the door from the motor so you can open or close it by hand in a power outage. Always pull the release when the door is fully closed to avoid damaging the opener. We show Atkinson homeowners how to use the manual release during our free safety checks.
Frequently Asked Questions
What’s the first thing I should check if my garage door in Atkinson suddenly won’t open?
Start with the simplest fix: pull the manual release and try lifting the door by hand. If it moves freely, the problem is likely the opener or sensors. If it feels heavy or scrapes, the springs or cables may have failed—call us for a 24/7 emergency visit before the next Atkinson snowstorm hits.
How often should I replace the weatherstripping on my Atkinson garage door?
Inspect the bottom seal every spring and fall; Atkinson’s freeze-thaw cycles crack rubber within 2–3 years. If you see splits, gaps wider than a credit card, or daylight under the door, swap in a new EPDM seal. It’s a 30-minute DIY job that cuts drafts and keeps rodents out of your garage.
Why does my opener in Atkinson run for a few seconds after the door stops moving?
That’s the opener’s delay circuit cooling down the motor and winding the spring back slightly. If the delay lasts longer than 10 seconds or the door creeps back open, the limit switch may be mis-set or the spring may be losing tension. Bring us your opener specs and we’ll calibrate it right before winter sets in.
Have a garage door repair question? Keith & Russell Garage Door's Repairs Inc is licensed, insured, and gives Atkinson homeowners a free written estimate.