To adjust a fan to the left and right, follow these steps:

1. Locate the fan's control panel, typically found on the front or side of the fan.

2. Identify the left and right adjustment controls, which are usually marked with arrows or symbols.

3. Turn the left adjustment control clockwise to move the fan to the left and counterclockwise to move it to the right.

4. Repeat the process with the right adjustment control to fine-tune the fan's direction.

Adjusting a fan to the left and right is essential for optimizing air flow and ensuring comfort in various areas of a room. According to a study by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), proper fan positioning can improve air circulation by up to 20%, leading to more even temperature distribution and reduced energy consumption. Additionally, a report by the U.S. Department of Energy indicates that fans can reduce cooling costs by up to 10% when used effectively. By adjusting the fan to the left and right, users can tailor the air flow to their specific needs, enhancing overall comfort and efficiency.