179 • Using Maintenance Mode 2 GX-6000 Operator’s Manual
5 . If you want to continue with the change, press and release POWER/
ENTER to accept the setting.
If you want to exit this screen without saving the change, press and
release DISP/LOCK to return to the main menu.
6 . Repeat Step 3 - Step 5 for any changes you want to make to additional
channels.
7 . When you are done making changes to all channels, use SHIFT ▼
(PANIC) to move the cursor next to ESCAPE.
8 . Press and release POWER/ENTER to return to the main menu.
Changing the Catalytic LEL Channel’s Target Gas
The HC SELECT menu item allows you to change the catalytic LEL
channel’s target gas.
With HC SELECT set to CH4 (factory setting), the catalytic LEL channel
should be calibrated to methane.
With HC SELECT set to HC, the catalytic LEL channel can be calibrated to
a desired combustible gas.
1 . From the main menu, place the cursor next to HC SELECT.
2 . Press and release POWER/ENTER. The HC Select Screen appears.
3 . Use ▲AIR or SHIFT ▼ (PANIC) to display the desired setting.
4 . Press and release POWER/ENTER to save the setting and return to the
main menu.
Exiting Maintenance Mode 2
1 . From the main menu, place the cursor in front of START MEASURE at
the bottom of the menu.
2 . Press and release POWER/ENTER.
3 . The unit will begin its start-up sequence.