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5.
Make sure that the sealing gasket is correctly installed in the adapter.
6.
Fit the face mask onto the head by first inserting the chin and then pulling
the head harness over the head.
7.
Tighten the straps on the head harness, starting with the two at the bottom.
Do not overtighten the head harness.
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2
1
Respire ESA and PE
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