Before sending your Alco-Sensor breath alcohol instrument in for repairs, try some of these easy troubleshooting techniques.
Alco-Sensor, Alco-Sensor III
|Display .888||Low Battery||Press and hold READ button, observe display||Replace with fresh Alkaline battery|
|Display has missing digit(s) and/or missing segment(s) in digit(s)||IC(s) on circuit board have become unseated||Press and hold READ button, observe display||Send to AlcoPro for evaluation|
|Calibration screw does not work||Using previous version calibration procedure for new version instrument||Mouthpiece ejector button = new version instrument||use correct calibration instructions|
|Calibration screw does not work||Calibration screw is broken||In correct calibration mode, numbers do not change turning screw||Send to AlcoPro for evaluation|
Alco-Sensor IV (Any Dot Color)
|Display “BAT”||Low Battery||Insert mouthpiece, observe display||Replace with fresh Alkaline battery|
|Keeps recycling back to temperature or temperature stays on and will not go to “TEST”||Low Battery||Insert mouthpiece, observe display||Replace with fresh Alkaline battery|
|Display “V004,” do not hear ‘click’ when taking sample||Unit not taking sample||Insert mouthpiece, press MANUAL button when “TEST” flashes, observe display||Send to AlcoPro for evaluation|
|Unit will not perform test will only display “V014”||Voided sample analysis||Insert mouthpiece, blow into mouthpiece when “TEST” flashes, observe display||Recalibrate unit. If recalibration does not work, Send to AlcoPro for evaluation|
|Display flashing “MAN” instead of “TEST”, unit will operate only when using ‘Manual’ button will not auto sample||Breath Thermistor is not operating||Insert mouthpiece, observe display||Send to AlcoPro for evaluation|
|Displays “+” and “NoGo” without a sample being blown May, intermittently, take sample normally||Breath Thermistor is not operating correctly||Insert mouthpiece, observe display||Send to AlcoPro for evaluation|
|Not holding calibration or peak time is over 1 minute||Fuel cell may be weak||Perform accuracy check, noting result and time it takes to display result||Send to AlcoPro for evaluation|
Alco-Sensor IV w/Memory black dot
|Display “Mem Full”||Internal memory full||Insert mouthpiece, observe display||Upload memory (if necessary), then erase memory. Click here for instructions.|
|Printing incorrectly||Printer setting||Perform test and print results||Change printer setting from P1 to P2 or vice versa. Click here for instructions.|
|Date/Time incorrect on printouts||Memory Error||Perform test, observe Time/Date on initial display AND printout||Set Year to an incorrect year, complete menu, go back into Time/Date set, then reenter correct year. Click here for instructions|
Alco-Sensor RBT IV
|Incorrect Time/Date||Time/Date not updated||Turn on RBT printer, observe Time/Date||Set Timeand Date according to procedures outlined in manual. See Instructions|
|Will not print||Low charge on 12volt battery||Perform Last Test on printer||Plug AC charger into RBTIV case and electrical outlet overnight. Replace battery if necessary.|
|RBT printer displays Memory Full||RBT IV memory is full||Turn RBT printer on, press START button to begin a test sequence, observe display||Erase RBT memory.
|RBT printer displays Dump and Erase||RBT IV memory is almost full||Turn RBT printer on, press START button to begin a test sequence, observe display||Erase RBT memory.
|Display “bAt”||Low battery||Turn instrument on, observe display||Replace batteries with two fresh AA Alkaline batteries|
|Does not sample Dry Gas automatically when doing Accuracy Check||Using 1.5 LPM regulator||Note 1.5 LPM label on regulator||Press ON button for Manual Sample when performing Accuracy Check.
(Only regulators marked as 6 LPM flow rate will produce automatic sample for Accuracy Checks.)
|Instrument does not turn on when pressing ON button||ON button broken||Press and hold ON button with trigger finger, observe display||Send to AlcoPro for evaluation|
Tank and Regulator
|Regulator gauge reads 900 psi or greater||Full gas tank||Observe regulator gauge||Gas tank is full and ready to use|