Grounding; Extension Cords - National Flooring Equipment 3472 Instruction Manual

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Safety
WARNING: ELECTRICAL CORDS CAN BE HAZARDOUS. MISUSE CAN
RESULT IN FIRE OR DEATH BY ELECTRICAL SHOCK. READ CAREFULLY AND
FOLLOW ALL DIRECTIONS.

GROUNDING

Jobsite receptacles can vary. Check the voltage at different receptacles on the jobsite for a
more accurate voltage reading. 15 amp GFI outlets are not recommended.
CAUTION: IMPROPERLY CONNECTING THE GROUNDING WIRE CAN RESULT
IN THE RISK OF ELECTRIC SHOCK. CHECK WITH A QUALIFIED ELECTRI-
CIAN IF YOU ARE IN DOUBT AS TO WHETHER THE OUTLET IS PROPERLY
GROUNDED. DO NOT MODIFY THE PLUG PROVIDED WITH THE EQUIPMENT.
NEVER REMOVE THE GROUNDING PRONG FROM THE PLUG. DO NOT USE
THE EQUIPMENT IF THE CORD OR PLUG IS DAMAGED. IF THE PLUG WILL
NOT FIT THE OUTLET, HAVE A PROPER OUTLET INSTALLED BY A QUALIFIED
ELECTRICIAN.
GROUNDED TOOLS: TOOLS WITH THREE PRONG PLUGS
120V Equipment marked "Grounding Required" have a three wire cord and three prong
grounding plug. The plug must be connected to a properly grounded outlet (Figure A). If the
equipment should electrically malfunction or break down, grounding provides a low resis-
tance path to carry electricity away from the user, reducing the risk of electric shock.
The grounding prong in the plug is connected through the green wire inside the cord to the
grounding system in the equipment. The green wire in the cord must be the only wire con-
nected to the equipment's grounding system and must never be attached to an electrically
"live" terminal.
The equipment must be plugged into an appropriate outlet, one which is properly installed
and grounded in accordance with all codes and ordinances. The plug and outlet FOR 120V
should look like the example in Figure A.

EXTENSION CORDS

120V Grounded equipment requires a three wire extension cord. As the distance from the
supply outlet increases, you must use a heavier gauge extension cord. Using extension
cords with inadequately sized wire causes a serious drop in voltage, resulting in loss of
power and possible equipment damage.
GUIDELINES FOR USING EXTENSION CORDS
If you are using an extension cord outdoors, make sure it is marked with the suffix
"W-A" ("W" in Canada) to indicate that it is acceptable for outdoor use.
Be sure your extension cord is properly wired and in good electrical condition.
Always replace a damaged extension cord or have it repaired by a qualified person
before using it.
Protect your extension cords from sharp objects, excessive heat and damp or wet
areas.
Keep away from water. Do not use if wet.
Inspect thoroughly before each use. DO NOT USE IF DAMAGED.
Make sure equipment is not running before disconnecting cord.
FULLY INSERT plug into outlet.
Do not remove, bend or modify any metal prongs or pins of cord.
Fax: 763-535-8255
7
FIG. A
info@nationalequipment.com

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