Hitachi ZAXIS 135US-6 class Operator's Manual page 70

12.
Sign indicates a hazard of falling off the fender or hood.
Never stand close to the edge.
13.
Sign indicates a crush hazard by rotation of upper structure
of the machine.
Keep away from swinging area of machine.
14.
Be careful to avoid skin contact with high temperature
part during operation or immediately after stopping the
machine. Otherwise burns may result.
SAFETY SIGNS
S-54
SS3092125-2
SS3086090-2
SSYA00036144-2