See also:

Fuel
Use of a fuel which is low in quality or use of an inappropriate fuel additive may cause engine damage. ...

“up” and “down” switch
With radio mode selected Press the switch to the “” or “” side briefly to skip to a preset channel. Press the switch to the “” or “” side for more than 0.5 second to seek the next receivable ...

Forward and backward adjustment
Pull the lever upward and slide the seat to the desired position. Then release the lever and try to move the seat back and forth to make sure that it is securely locked into place. ...