A cold morning is the worst time for a garage door spring snapping, because the door becomes heavy, the opener struggles
https://coachguide740.capitaljays.com/posts/garage-door-repair-fast-when-a-spring-snaps-before-the-morning-commute-2
A cold morning is the worst time for a garage door spring snapping, because the door becomes heavy, the opener struggles, and the whole routine stops.