![]() The rope engages and disengages the door from the chain-driven by the garage door opener. You can identify this part as it usually has a rope hanging from it. The mechanism that connects the garage door to the opener is called the trolley. Several stuck rollers can trick a garage door opening into thinking the door is hitting something. This is a good time to check the rollers and grease them with white lithium or silicone-based grease. If you find a damaged section, you can often bend it back to position with clamps or carefully-placed hammer strikes.īe sure to check the overhead track coming from the garage door opener as well. ![]() Inspect both tracks to ensure there aren’t any signs of damage. If your sensors are functional but the garage door still won’t close past a certain point, check the tracks to ensure there aren’t any obstructions blocking progress.Ī bent track or damaged roller can have the same effect. ![]() Simply loosen one of the sensors, adjust it until the small light stays steady, and tighten in place. ![]() If the sensors themselves are blinking, they might need aligning, as they need to “see” each other clearly. ![]()
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December 2022
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