Hobart Welding Products OM-184 693C Welder User Manual


 
OM-184 693 Page 3
1-3. Additional Symbols For Installation, Operation, And Maintenance
FIRE OR EXPLOSION hazard.
D Do not install or place unit on, over, or near
combustible surfaces.
D Do not install unit near flammables.
D Do not overload building wiring – be sure power supply system
is properly sized, rated, and protected to handle this unit.
FALLING UNIT can cause injury.
D Use lifting eye to lift unit only, NOT running
gear, gas cylinders, or any other accessories.
D Use equipment of adequate capacity to lift and
support unit.
D If using lift forks to move unit, be sure forks are
long enough to extend beyond opposite side of
unit.
OVERUSE can cause OVERHEATING
D Allow cooling period; follow rated duty cycle.
D Reduce current or reduce duty cycle before
starting to weld again.
D Do not block or filter airflow to unit.
STATIC (ESD) can damage PC boards.
D Put on grounded wrist strap BEFORE
handling boards or parts.
D Use proper static-proof bags and boxes to
store, move, or ship PC boards.
MOVING PARTS can cause injury.
D Keep away from moving parts.
D Keep away from pinch points such as drive
rolls.
WELDING WIRE can cause injury.
D Do not press gun trigger until instructed to do
so.
D Do not point gun toward any part of the body,
other people, or any metal when threading
welding wire.
MOVING PARTS can cause injury.
D Keep away from moving parts such as fans.
D Keep all doors, panels, covers, and guards
closed and securely in place.
H.F. RADIATION can cause interference.
D High-frequency (H.F.) can interfere with radio
navigation, safety services, computers, and
communications equipment.
D Have only qualified persons familiar with
electronic equipment perform this installation.
D The user is responsible for having a qualified electrician
promptly correct any interference problem resulting from the
installation.
D If notified by the FCC about interference, stop using the
equipment at once.
D Have the installation regularly checked and maintained.
D Keep high-frequency source doors and panels tightly shut,
keep spark gaps at correct setting, and use grounding and
shielding to minimize the possibility of interference.
ARC WELDING can cause interference.
D Electromagnetic energy can interfere with
sensitive electronic equipment such as
computers and computer-driven equipment
such as robots.
D Be sure all equipment in the welding area is
electromagnetically compatible.
D To reduce possible interference, keep weld cables as short as
possible, close together, and down low, such as on the floor.
D Locate welding operation 100 meters from any sensitive elec-
tronic equipment.
D Be sure this welding machine is installed and grounded
according to this manual.
D If interference still occurs, the user must take extra measures
such as moving the welding machine, using shielded cables,
using line filters, or shielding the work area.
1-4. Principal Safety Standards
Safety in Welding and Cutting
, ANSI Standard Z49.1, from American
Welding Society, 550 N.W. LeJeune Rd, Miami FL 33126
Safety and Health Standards
, OSHA 29 CFR 1910, from Superinten-
dent of Documents, U.S. Government Printing Office, Washington,
D.C. 20402.
Recommended Safe Practices for the Preparation for Welding and
Cutting of Containers That Have Held Hazardous Substances
,
American Welding Society Standard AWS F4.1, from American
Welding Society, 550 N.W. LeJeune Rd, Miami, FL 33126
National Electrical Code
, NFPA Standard 70, from National Fire
Protection Association, Batterymarch Park, Quincy, MA 02269.
Safe Handling of Compressed Gases in Cylinders
, CGA Pamphlet
P-1, from Compressed Gas Association, 1235 Jefferson Davis
Highway, Suite 501, Arlington, VA 22202.
Code for Safety in Welding and Cutting
, CSA Standard W117.2, from
Canadian Standards Association, Standards Sales, 178 Rexdale
Boulevard, Rexdale, Ontario, Canada M9W 1R3.
S
afe Practices For Occupation And Educational Eye And Face
Protection
, ANSI Standard Z87.1, from American National Standards
Institute, 1430 Broadway, New York, NY 10018.
Cutting And Welding Processes
, NFPA Standard 51B, from National
Fire Protection Association, Batterymarch Park, Quincy, MA 02269.