lion alcolmeter
®
500 Mk IV User Handbook
12
small hole in the side of the tube: it may be
attached either way round, whichever is
more convenient to you, the subject or the
situation. But the subject MUST blow
through the wide-bore, lipped end, or the
instrument’s automatic sampling system will
not operate.
A NEW mouthpiece MUST be used for each complete
breath test: but it NEED NOT be changed for repeated
blows by the same subject in the same procedure
NOTE: the mouthpiece used with the 500 MK 4 is the same as that
supplied for use the lion alcolmeter
®
S-D2 and earlier 500 versions.
2.7 Leather Pouch
This protects the instrument from most levels of
shock likely to be encountered during operational
use, and is fitted with a mouthpiece storage
pocket. The 500 should normally be left in place,
in its pouch, during use:
2.8 Power Unit
The power unit is located in the rear of the instrument. It holds 2 x
AA batteries: these should provide enough power for at least seven
hundred and fifty breath tests [depending on operating conditions].
DO NOT USE RECHARGEABLE AA BATTERIES
Lipped End
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