7
OPERATION
Test subjects should wait 20 minutes after eating, drinking,
or smoking before blowing into the BACtrack Breathalyzer.
Failure to wait 20 minutes can provide inaccurate test results
and damage the sensor.
STEP 1: Insert a mouthpiece
into the Mouthpiece In slot. Do
not force it—mouthpiece will
only insert a few millimeters.
STEP 2: Press The BACtrack
will quickly display the total
number of tests performed,
and then begin a countdown.
STEP 3: When the countdown
approaches 2, begin to inhale a
deep breath.
STEP 4: When the countdown
reaches zero, “Blow” will ash
and the screen will display
three lines. Blow through the
mouthpiece for ve seconds
until there is a double beep
sound.
8.8888.880
%BAC
8.8888.828
%BAC
8.888
%BAC
START