2) Press to confirm and enter the bump menu
1) While the unit is off press & hold to enter the user mode
BUMP TEST
Equipment Needed:
0.25 LPM regulator
Non-absorbent tubing
Calibration adaptor
Calibration gas
If prompted on the unit start-up, follow the on-screen display instructions
3) Confirm the gas concentration values match the gas
cylinder
4) Attach the calibration adaptor and apply gas
Refer to the manual for more information
+
Note the correct orientation of the calibration adaptor
5) Press to start the 30 second countdown
UNIT MUST BE TURNED ON FOR AT LEAST 45 SECONDS BEFORE
PERFORMING A BUMP TEST
If any on the sensors fail the bump test, the unit will begin an automatic
calibration and a further 60 second countdown will apply
6) Sensors will show 'P' for pass on a successful bump test
7) Press button to display 'start' then press
again to turn the unit on