Hitachi ZAXIS 250LC-7 Operator's Manual page 12

 Take extra care when removing the stay pin. If the pin of
stay is removed, the stay will suddenly drop, your fingers
may be pinched by the stay.
 Sign indicates a hazard of
being hit by the working
device of the machine. Keep
away from machine during
operation.
SAFETY
SS3088571
SS3092124
S-4
SS-2285
SS-2286