1. Park the mower on a level surface and engage the parking brake.
2. Locate the brake adjustment nut. It is located on the brake lever, near the footrest.
3. Use a wrench to turn the adjustment nut clockwise to tighten the brake.
4. Test the brake by pushing down on the brake pedal. The brake should engage smoothly and firmly.
5. Repeat steps 3 and 4 until the brake is adjusted to your desired level.
Here are some additional tips for adjusting the brake on a John Deere STX 38 mower:
- Make sure that the brake lever is free to move up and down.
- If the brake lever is not free to move, it may be necessary to lubricate the brake linkage.
- If the brake is still not working properly, you may need to replace the brake pads.
It is important to adjust the brake on your John Deere STX 38 mower regularly to ensure that it is functioning properly. A properly adjusted brake will help to prevent accidents and keep you safe while mowing your lawn.