Tighten the packing on a leaking argon valve

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Reference no: EM1383517

A worker needs to enter a confined space to tighten the packing on a leaking argon valve. Describe two procedures that could be used to isolate the argon line and valve prior to starting work.

Reference no: EM1383517

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Tighten the packing on a leaking argon valve : A worker needs to enter a confined space to tighten the packing on a leaking argon valve. Describe two procedures that could be used to isolate the argon line and valve prior to starting work.

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