Yamaha YSP10 Service Information page 37

Loosen the lock nut of all four leveling bolts. Do not rotate the leveling bolts
themselves.
Set a 46mm spanner on
the lock nut (upper nut of
the leveling bolt).
Open the front lower cover and set the spirit level gauge inside of the machine as
shown below.
X direction
SI1906002E-001=YSP10 installation and adjustment procedures
37/120
For Service Engineers
Service Information
Rotate in the
direction of
arrow to loosen.
Y direction