RKI Instruments GX-2012 Manual - Manual (Page 93)

GX-2012 Operator’s Manual Start Up, Leak Check Mode • 85
NOTE: In order for LEAK CHECK MODE to appear as a selection in the
Mode Select Screen in Step 3 below, the L./B. MODE item in
Maintenance Mode must be set to LC or LC bH. The factory setting
is OFF.
1. Connect the tapered rubber nozzle to the inlet fitting.
2. If a sample hose is used, connect the sample hose to the GX-2012’s quick
connect inlet fitting.
NOTE: If a probe is used when using the GX-2012 in Leak Check Mode,
use the standard probe, not the bar hole probe.
3. Press and briefly hold down the POWER ENTER button. The Normal
Mode Select Screen displays.
4. Use the AIRS or (SHIFT)T button to scroll to the Leak Check Mode
Select Screen.
NOTE: If the CO DISP parameter in Maintenance Mode is set to On, the
CO channel will appear in Leak Check Mode. If the CO DISP
parameter is set to OFF (factory setting), the CO channel will not
appear in Leak Check Mode. All screens in this section do not show
the CO channel. If CO DISP is turned on for your instrument, your
screens may appear different.
5. With the Leak Check Mode Select Screen displayed, press and release the
POWER ENTER button to begin the Leak Check Mode startup sequence.
0
20.9
0
0.0 vol%
%LEL
%
ppm
ppm
CH
4
O
2
NORMAL ?
CO
H
2
S
CO DISP OFF CO DISP On
0
5000
ppm
ppm
LEAK CK MODE
CH
4
L.C. MODE?
0
0
5000
ppm
ppm
ppm
LEAK CK MODE
CH
4
L.C. MODE?
CO