Segway SGW570F-A3 Manual page 52

VEHICLE DEVICE
Foot brake lever adjustment
The foot brake lever adjusting nut is located at the bottom
of the vehicle near the foot brake lever. The stroke height
of the foot brake lever can be adjusted by twisting the foot
brake lever nut.
◆ Turn nut in R direction and foot brake lever down.
◆ Turn nut in L direction, foot brake lever up.
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