Manual

Gas Tracer Operator’s Manual Bump Testing 209
lower right of the screen. The calibration time counted down
during a calibration initiated because of a failed bump test is
the difference between the bump test gas time and the
calibration time defined in the BUMP--SET menu item in
Maintenance Mode.
At the end of the calibration, the instrument displays the
results from both the bump test and the calibration. Use the
AIR or (SHIFT) button to scroll between the calibration/
bump test results, the bump test gas readings, and the
calibration gas readings.
1
20.9
37
%LEL
%
ppm
MAINTENANCE
CH4
O2
CAL 60
CO
FP
PP
FF
%LEL
%
ppm
MAINTENANCE
CH4
O2
BUMP/CAL
CO
1
12.0
5
%LEL
%
ppm
MAINTENANCE
CH4
O2
BUMP/
CO