Installation; Safety Precautions; Vrd (Voltage Reduction Device; Location And Ventilation - Lincoln Electric DUAL VANTAGE 700 (AU) Operator's Manual

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SAFETY PRECAUTIONS

DUAL VANTAGE
®
700 (AU)
WARNING
Do not attempt to use this equipment until you
have thoroughly read the engine manufacturer's
manual supplied with your welder. It includes
important safety precautions, detailed engine
starting, operating and maintenance instructions,
and parts lists.
------------------------------------------------------------------------
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts or
electrode with skin or wet clothing.
• Insulate yourself from work and
ground
• Always wear dry insulating gloves.
------------------------------------------------------------------------
ENGINE EXHAUST can kill.
• Use in open, well ventilated areas or
vent exhaust outside.
------------------------------------------------------------------------
MOVING PARTS can injure.
• Do not operate with doors open or
guards off.
• Stop engine before servicing.
• Keep away from moving parts.
------------------------------------------------------------------------
See additional warning information at
front of this operator's manual.
Only qualified personnel should install,
use, or service this equipment.

VRD (VOLTAGE REDUCTION DEVICE)

The VRD feature provides additional safety in the CC-Stick
mode especially in an environment with a higher risk of
electric shock such as wet areas and hot humid sweaty con-
ditions.
The VRD reduces the OCV (Open Circuit Voltage) at the
welding output terminals while not welding to less than 30V
DC when the resistance of the output circuit is above 200Ω
(ohms).
The VRD requires that the welding cable connections be
kept in good electrical condition because poor connections
will contribute to poor starting. Having good electrical con-
nections also limits the possibility of other safety issues
such as heat-generated damage, burns and fires.
The machine is shipped with the VRD switch in the "Off"
position. To turn it "On" or "Off":
• Turn the engine "Off".
• Disconnect the negative battery cable.
• Lower the control panel by removing 4 front panel
screws. (See Figure A.1)
• Place the VRD switch in the "On or "Off" position.
(See Figure A.1)
With the VRD switch in the "On" position, the VRD lights are
enabled.
FIGURE A.1

LOCATION AND VENTILATION

The welder should be located to provide an unrestrict-
ed flow of clean, cool air to the cooling air inlets and to
avoid restricting the cooling air outlets. Also, locate
the welder so that the engine exhaust fumes are prop-
erly vented to an outside area.
DO NOT MOUNT OVER COMBUSTIBLE SURFACES
Where there is a combustible surface directly
under stationary or fixed electrical equipment, that
surface should be covered with a steel plate at
least .06"(1.6mm) thick, which should extend not
less than 5.90"(150mm) beyond the equipment on
all sides.
------------------------------------------------------------------------

STORING

1.
Store the machine in a cool, dry place when it is
not in use. Protect it from dust and dirt. Keep it
where it can't be accidentally damaged from con-
struction activities, moving vehicles, and other
hazards.
2.
Drain the engine oil and refill with fresh 10W30
oil. Run the engine for about five minutes to cir-
culate oil to all the parts. See the MAINTE-
NANCE section of this manual for details on
changing oil.
3.
Remove the battery, recharge it, and adjust the
electrolyte level. Store the battery in a dry, dark
place.
A-2

INSTALLATION

(VRD)-VOLTAGE
REDUCTION DEVICE
SWITCHES LOCATED
IN THESE AREAS.
REMOVE 4 FRONT PANEL
SCREWS TO ACCESS
(VRD) SWITCH
CAUTION

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