hydrocarbons is being employed or such solvents are
11. Inspection of Used Equipment
used in any manner, the welding operation should be
Inspect the welding machine, following the
located in an area sufficiently remote so that there is no
Correct or report all
possibility of these vapors entering the area covered by
deficiencies to the proper authority.
the light from the welding arc. The ultra-violet light can
12. Servicing Used Equipment
decompose these vapors at considerable distance from
the arc into toxic gases even though the concentration is
Clean the exterior of the unit thoroughly. Coat the
low enough to be undetectable by odor.
exposed metal surfaces with a film of oil or grease.
Correct all deficiencies or report them to the proper
Figure 6. Welding cables and remote rheostat current selector assembly connection., removal and installation.