See also:

Adjustable level of each volume
...

Tire care – maintenance and safety practices
- Check on a daily basis that the tires are free from serious damage, nails, and stones. At the same time, check the tires for abnormal wear. - Inspect the tire tread regularly and replace th ...

Replacing the battery
- Do not let dust, oil or water get on or in the transmitter when replacing the battery. - Be careful not to damage the printed circuit board in the transmitter when replacing the battery ...