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3. engine hazards, 4. compressed air hazards – Hobart Welding Products CHAMPION 4500 User Manual

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OM-4418 Page 3

1-3. Engine Hazards

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.

FUEL can cause fire or explosion.

D Stop engine and let it cool off before checking or

adding fuel.

D Do not add fuel while smoking or if unit is near

any sparks or open flames.

D Do not overfill tank — allow room for fuel to expand.
D Do not spill fuel. If fuel is spilled, clean up before starting engine.
D Dispose of rags in a fireproof container.
D Always keep nozzle in contact with tank when fueling.

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 doors, panels, covers, or

guards for maintenance 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 doors, panels, covers, or guards 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.

HOT PARTS can cause severe burns.

D Do not touch hot parts bare handed.
D Allow cooling period before working on equip-

ment.

D To handle hot parts, use proper tools and/or

wear heavy, insulated welding gloves and

clothing to prevent burns.

STEAM AND HOT COOLANT can burn.

D If possible, check coolant level when engine is

cold to avoid scalding.

D Always check coolant level at overflow tank, if

present on unit, instead of radiator (unless told

otherwise in maintenance section or engine

manual).

D If the engine is warm, checking is needed, and there is no over-

flow tank, follow the next two statements.

D Wear safety glasses and gloves and put a rag over radiator cap.
D Turn cap slightly and let pressure escape slowly before

completely removing cap.

Using a generator indoors CAN KILL

YOU IN MINUTES.

D Generator exhaust contains carbon monoxide.

This is a poison you cannot see or smell.

D NEVER use inside a home or garage, EVEN IF

doors and windows are open.

D Only use OUTSIDE and far away from windows, doors, and

vents.

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 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. Compressed Air Hazards

BREATHING COMPRESSED AIR can

cause serious injury or death.

D Do not use compressed air for breathing.
D Use only for cutting, gouging, and tools.

COMPRESSED AIR can cause injury.

D Wear approved safety goggles.
D Do not direct air stream toward self or others.

TRAPPED AIR PRESSURE AND WHIPPING

HOSES can cause injury.

D Release air pressure from tools and system be-

fore servicing, adding or changing attach-

ments, or opening compressor oil drain or oil fill

cap.