To realign garage door sensors, first ensure the power is off. Locate the sensors on both sides near the floor. Loosen the mounting brackets slightly, then adjust the sensors until their indicator lights turn solid (usually green). Use a level to ensure they’re perfectly aligned. Tighten the brackets to secure the position. Test the door to confirm proper operation. If the lights don’t stabilize, clean the lenses or check for wiring issues.

Garage door cables can break due to wear and tear, rust, fraying, or improper tension. Over time, cables weaken from repetitive use, especially if exposed to moisture, leading to corrosion. Poor maintenance, like neglecting regular inspections or lubrication, accelerates damage. Misaligned doors or broken springs also strain cables, causing premature failure. If a cable breaks, avoid using the door and contact a professional immediately to prevent further damage or safety risks.

To prevent garage door rust, regularly clean the door with mild soap and water to remove dirt, salt, and debris. Apply a protective wax coating to metal surfaces for added protection. Ensure proper drainage around the garage to minimize moisture exposure. Inspect weatherstripping for damage and replace it as needed. Lubricate metal parts with silicone-based products to reduce corrosion. Promptly address any scratches or chipped paint to prevent rust formation.

A garage door stuck halfway may indicate problems with broken springs, damaged cables, misaligned tracks, or faulty openers. First, check for visible obstructions or debris. If none are present, the issue could involve worn-out rollers, a malfunctioning opener, or unbalanced tension in the springs. Avoid forcing the door open or closed, as it could worsen the problem. Contact a professional technician to diagnose and safely repair the issue.