Hitachi ZAXIS 120-3 class Operator's Manual page 47

SAFETY SIGNS/Europe/Asia/Middle and Near East Model Only
15.
Sign indicates a crush hazard by rotation of upper structure
of the machine.
Keep away from swinging area of machine.
16.
Sign indicates a burn hazard from spurting hot water or oil if
radiator or hydraulic oil tank is uncapped while hot.
Allow radiator or hydraulic oil tank to cool before removing
cap.
17.
Sign indicates a hazard of rotating parts, such as belt.
Turn off before inspection and maintenance.
S-36
SS3086090
SS4420336
SS3092127