Hobart Welding Products OM-474 Welding System User Manual


 
OM-474 Page 3
MOVING PARTS can cause injury.
D Keep away from fans, belts, and rotors.
D Keep all doors, panels, covers, and guards
closed and securely in place.
D Stop engine before installing or connecting unit.
D Have only qualified people remove guards or covers for maint-
enance and troubleshooting as necessary.
D To prevent accidental starting during servicing, disconnect
negative () battery cable from battery.
D Keep hands, hair, loose clothing, and tools away from moving
parts.
D Reinstall panels or guards and close doors when servicing is
finished and before starting engine.
D Before working on generator, remove spark plugs or injectors to
keep engine from kicking back or starting.
D Block flywheel so that it will not turn while working on generator
components.
BATTERY EXPLOSION can BLIND.
D Always wear a face shield, rubber gloves, and
protective clothing when working on a battery.
D Stop engine before disconnecting or connect-
ing battery cables or servicing battery.
D Do not allow tools to cause sparks when working on a battery.
D Do not use welder to charge batteries or jump start vehicles.
D Observe correct polarity (+ and ) on batteries.
D Disconnect negative () cable first and connect it last.
BATTERY ACID can BURN SKIN and
EYES.
D Do not tip battery.
D Replace damaged battery.
D Flush eyes and skin immediately with water.
ENGINE EXHAUST GASES can kill.
D Use equipment outside in open, well-ventilated
areas.
D If used in a closed area, vent engine exhaust
outside and away from any building air intakes.
ENGINE HEAT can cause fire.
D Do not locate unit on, over, or near combustible
surfaces or flammables.
D Keep exhaust and exhaust pipes way from
flammables.
EXHAUST SPARKS can cause fire.
D Do not let engine exhaust sparks cause fire.
D Use approved engine exhaust spark arrestor in
required areas see applicable codes.
1-4. Additional Symbols For Installation, Operation, And Maintenance
FALLING UNIT can cause injury.
D Use lifting eye to lift unit only, NOT running
gear, gas cylinders, trailer, 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.
FLYING SPARKS can cause injury.
D Wear a face shield to protect eyes and face.
D Shape tungsten electrode only on grinder with
proper guards in a safe location wearing proper
face, hand, and body protection.
D Sparks can cause fires keep flammables away.
OVERHEATING can damage motors.
D Turn off or unplug equipment before starting or
stopping engine.
D Do not let low voltage and frequency caused by
low engine speed damage electric motors.
D Do not connect 50 or 60 Hertz motors to the 100 Hertz receptacle
where applicable.
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.
TILTING OF TRAILER can cause injury.
D Use tongue jack or blocks to support weight.
D Properly install welding generator onto trailer
according to instructions supplied with trailer.
READ INSTRUCTIONS.
D Use only genuine MILLER replacement parts.
D Perform engine maintenance and service
according to this manual and the engine
manual.