9
Impact Wrench - Owner's Manual
SYMBOLS
WARNING:
Some of the following symbols may appear on the impact
wrench. Study these symbols and learn their meaning. Proper interpretation of
these symbols will allow for more efficient and safer operation of this tool.
This symbol designates that this tool is listed with
Canadian requirements by ETLTesting Laboratories, Inc.
Cornforms to UL Std. 60745-2-2.
Certified to CAN/CSA Std. C22.2 No. 60745-2-2.
Direct current
No load speed
Alternating or direct
current
Class II construction
Splashproof
construction
Watertight
construction
Protective grounding at
grounding terminal,
Class I tools
Revolutions or
reciprocations per
minute
Diameter
Directional arrow
Warning symbol
V
Volts
A
Amperes
Hz
Hertz
W
Watts
kW
Kilowatts
Microfarads
L
Litres
kg
Kilograms
H
Hours
N/cm
2
Newtons per square
centimeter
Pa
Pascals
Min
Minutes
S
Seconds
Alternating current
Three-phase alternating
current
Three-phase alternating
current with neutral
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JD2172U
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