Hitachi ZAXIS 135US-5B Operator's Manual page 58

5.
When moving the seat height/tilt lever downward, press the
lever grip with a palm from the top side. Do not grasp the
lever grip to operate the lever, possibly resulting in pinch of
your fingers into the seat stand.
6.
If the machine should overturn, the operator may become
injured and/or throw from the cab and/or crushed by the
overturning machine.
7.
Do not extend your hands or head from the window. Your
hands or head may come in contact with the boom.
Keep away from machine during operation.
8.
Sign indicates a hazard of being hit by the working device of
the machine.
Keep away from machine during operation.
SAFETY SIGNS
S-44
SS4371371
SS4654287
SS4459990
SS3089581