Hitachi ZX 210W-3 Workshop Manual page 4

SAFETY ALERT SYMBOL AND HEADLINE
NOTATIONS
In this manual, the following safety alert symbol and
signal words are used to alert the reader to the
potential for personal injury of machine damage.
This is the safety alert symbol. When you see this
symbol, be alert to the potential for personal injury.
Never fail to follow the safety instructions prescribed
along with the safety alert symbol.
The safety alert symbol is also used to draw attention
to component/part weights.
To avoid injury and damage, be sure to use appropri-
ate lifting techniques and equipment when lifting
heavy parts.
UNITS USED
•
SI Units (International System of Units) are used in
this manual.
MKSA system units and English units are also
indicated in parenthheses just behind SI units.
To Convert
Quantity
From
Length mm
mm
Volume L
L
3
m
Weight kg
Force N
N
Torque N⋅m
N⋅m
WCJB-E-00(20160219)
INTRODUCTION
Into Multiply By
in 0.03937 Pressure
ft 0.003281
US gal 0.2642 Power
US qt 1.057
3
yd 1.308 Temperature
lb 2.205 Velocity
kgf 0.10197
lbf 0.2248 Flow rate
kgf⋅m 1.0197
lbf⋅ft 0.7375
IN-02
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•
CAUTION:
Indicated potentially hazardous situation which
could, if not avoided, result in personal injury or
death.
•
IMPORTANT:
Indicates a situation which, if not conformed to the
instructions, could result in damage to the machine.
•
NOTE:
Indicates supplementary technical information or
know-how.
Example : 24.5 MPa (250 kgf/cm
A table for conversion from SI units to other system
units is shown below for reference purposees.
To Convert
Quantity
From
MPa
MPa
kW
kW
°C
km/h
-1
min
L/min
mL/rev
2
, 3560 psi)
Into Multiply By
2
kgf/cm 10.197
psi 145.0
PS 1.360
HP 1.341
°F °C×1.8+32
mph 0.6214
rpm 1.0
US gpm 0.2642
cc/rev 1.0