Arc Machines 307 - Manual (Page 15)

Arc Machines, Inc. Model 307 Orbital Welder Training
Document No. 740096 Chapter 2. Page 2.
Rev. A
MODEL 307 WARNINGS Continued:
W
ARNING
: Welding can cause fires or explosions. Do not weld near
flammable or explosive materials. Watch for fire. Have proper type
of extinguisher in work area.
WARNING: Welding Operators should wear non-flammable protec-
tive clothing, footwear and head gear.
WARNING: Never weld on sealed containers or pipes. This may
result in an EXPLOSION.
WARNING: Welding produces high temperatures in both the
welded components and the welding equipment. Both can cause
severe burns. Do not touch recently welded components. Avoid
touching internal components of the welding system soon after use.
Avoid touching torch components and welding fixtures soon after
welding.
WARNING: The welding arc emits ultra-violet (UV) radiation and the
molten weld gives off infra-red. Both can burn eyes and skin if
unprotected. Suitable eye and skin protection must be worn.
WARNING: Weld materials can emit toxic fumes during welding.
H
EXAVALENT
C
HROMIUM
, which is given off when stainless steel is
welded, causes lung cancer in humans. See Semi F79-0703
Appendix- HEXAVALENT CHROMIUM ALERT. WELD ONLY IN
AREAS WITH ADEQUATE VENTILATION.