User guide

Preparing the Fitting

1. Remove the clean, single-use plastic mouthpiece

from packaging.

2. A ach the plastic mouthpiece to the stainless steel

breath-gas ﬁ  ing on the bag by gently pushing

the narrow end of the mouthpiece down onto the

ﬁ  ing until snug.

Sampling

1. Open the ﬁ  ing by placing the bag on a ﬂ at surface

and turning the knurled disc on the stainless

steel ﬁ  ing counterclockwise a maximum of two

revolutions. The ﬁ  ing is now open.

2. Provide breathing instructions to the test subject,

have subject place lips on the plastic mouthpiece,

and blow accordingly to collect the desired

sample volume.

Do not over-inﬂ ate the sample bag (see graphic below).

3. Immediately remove the mouthpiece from the

lips of the test subject and close the breath-gas

ﬁ  ing by turning the knurled disc clockwise until

snug. The ﬁ  ing is now closed.

4. Remove plastic mouthpiece by grasping the

stainless steel breath-gas fitting with one

hand and gently pulling/twisting the plastic

mouthpiece with the other hand.

5. The single-use mouthpieces may be disposed of

in regular trash.

Incorrect Correct