42 CFR 84.102 - Man test 6; requirements.
(a) Man test 6 will be conducted with respect to liquefied breathing gas apparatus only.
(b) This test will be conducted to evaluate operation of the apparatus in other than vertical positions.
(d) The test will be repeated with the wearer lying on each side and on his back.
(e) The oxygen content of the gas supplied to the wearer by the apparatus will be continuously measured.