Safety Precautions - Demtech Pro-Wedge 3XL Operator's Manual

Rev A: May 2010

Safety Precautions

Safety precautions for operating personnel and equipment:
WARNING 1: Operating personnel should perform only the procedures described and
recommended in this manual. Only qualified service personnel familiar with electrical shock
hazards and mechanical entanglement hazards present inside the equipment should perform
disassembly or corrective maintenance of the equipment.
WARNING 2: To avoid shock hazards, the equipment must be grounded with an adequate earth
ground in accordance with local and national electrical codes.
WARNING 3: The locations of potentially dangerous voltages and other hazards are identified
and labeled on the equipment. Be careful to observe these warnings when installing, operating,
maintaining or servicing the equipment. Observe all warnings in this manual.
WARNING 4: Make sure to turn off the equipment power and remove the ~ (AC) line cord
from the power outlet before attempting to service the equipment. Do not perform service unless
you are qualified and trained to do so.
WARNING 5: This product is intended for operator attended operation only. This product
should never be left unattended at any time while it is plugged in and the power is turned on.
WARNING 6: This product is intended for operation in dry environments only. Higher
humidity environments should be kept non-condensing by avoiding large temperature swings.
CAUTION 1: Observe the precautions given on the equipment and within this manual to prevent
damage to the equipment.
CAUTION 2: Before connecting the equipment to its electrical source, check that the ~ (AC)
voltage, frequency and current to be supplied to the equipment are correct and match the serial
plate affixed to the welder.
CAUTION 3: Use proper handling and packaging procedures for Electro-Static Discharge
(ESD) sensitive circuit boards. Assume that all circuit boards are sensitive to potential damage
from ESD.
CAUTION 4: Unauthorized personnel should not remove from the equipment those panels that
are provided for protection and/or require a tool to remove.
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