Question: how to manually open a roller garage door?
Answer: Step 1: Pull the red cord. ... , Step 2: Lift the garage door. ... , Step 3: Remove your car. ... , Step 4: Close the garage door. ... , Step 5: Pull the red cord. ... , Step 1: Pull the red string. ... , Step 2: Lift the garage door. ... , Step 3: Push the lever back to parallel with the floor.