Grinding noises, shuddering movement, uneven gaps, rollers jumping the rail, frequent safety reversals

https://damienlfww672.yousher.com/the-real-cost-of-delaying-torsion-spring-replacements-in-la

Grinding noises, shuddering movement, uneven gaps, rollers jumping the rail, frequent safety reversals, and a straining operator are red flags your Los Angeles security gate track is misaligned and needs immediate realignment.