Safety Precautions - Panasonic YD-400VP1YHD Operating Instructions Manual

1. Safety Precautions

In addition to this section, read the "Safety Man-
ual" supplied with this product.
Also read "Operating Instructions" supplied with
peripheral equipment.

Signal Words and Safety Symbols
Signal Words
WARNING
Indicates a potentially hazardous situation
which, if not avoided, could result in death or
serious injury.
CAUTION
Indicates a potentially hazardous situation
which, if not avoided, could result in minor
injury or property damage.
Safety Symbols (Examples)
Indicates a prohibited action.
Indicates a mandatory action.
Indicates a hazard alert.
Observe the following for safe operation of weld-
ing power source.
WARNING
Welding power source
Observe the following cautions
to prevent accidents that can
cause serious injuries.
(1) Follow all instructions, heed safety warnings,
cautions and notes herein. Failure to do so
can result in serious injury or even death.
(2) Never use the welding power source for pur-
poses other than welding, such as for pipe
thawing.
(3) Work related to the driving source on the
input side, selection of installation site, han-
dling, storage and piping of high pressure
gas, storage of welded or cut products and
WMD078TE0PAA07
also the disposal of waste should be per-
formed according to the applicable laws and
regulations, and standard of your company.
(4) Prevent any unauthorized personnel from
entering in and around the welding work
area.
(5) Pacemaker wearers should consult their doc-
tor before going near the welding work site.
Magnetic fields can affect pacemakers.
(6) Only trained and/or skilled personnel who
properly understand this welding power
source should install, maintain and repair it.
(7) Operators of this product must be fully con-
versant with operating instructions and have
knowledge and skill of safe handling.
Electric Shock Prevention
Observe the following instructions
to prevent fatal electric shock or
burn.
(1) o not touch any live parts.
D
(2) Only trained and/or skilled personnel should
perform grounding of the case of the welding
power source, the base metal and jigs electri-
cally connected to the base metal.
(3) Before installation or maintenance work of
the welding power unit, turn off all input
power including power at the power distribu-
tion box, and leave it for five minutes to dis-
charge the capacitors. Check to make sure
that no charged voltage present at capacitors
before touching any parts.
(4) Do not use undersized, worn, damaged or
bare wired cables.
(5) Firmly connect cables and insulate the con-
nected parts.
(6) Do not use product with a case and panel
either removed or not in place.
(7) Do not handle the welding power source with
torn or wet gloves.
(8) Wear a safety harness when working above
the floor level.
(9) Perform periodic checks without fail. Repair
or replace any damaged parts as required
prior to use.
(10) Turn off the input power of all equipment
when not in use.
1. Safety Precautions
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