RKI Instruments Gas Tracer - Manual (Page 151)

Gas Tracer Operator’s Manual Using Maintenance Mode • 143
NOTE: Grasp the humidifier tube assembly by the clear tubing at the
end, not the humidifier tube itself.
12.Unscrew the demand flow regulator from the calibration cylinder.
13.Use the (SHIFT)▼ button to navigate to the ESCAPE menu item,
then press and release the POWER ENTER button to return to the
PPM CAL
menu in Calibration Mode.
14.Use the (SHIFT)▼ button to navigate to the NORMAL menu item,
then press and release the POWER ENTER button to return to
Measuring Mode.
Performing a Bump Test
NOTE: The BUMP DSP menu item in Maintenance Mode is factory
set to OFF. The BUMP menu item will not appear unless
BUMP DSP
is set to ON. See “Turning the Bump Test
Function On or Off” on page 157 for instructions.
NOTE: The Gas Tracer uses parameters defined in the BUMP--SET
menu item of Maintenance Mode while performing a bump
test. To view or update these parameters, see “Updating the
Bump Test Parameters” on page 158.
1. Install the demand flow regulator onto the calibration cylinder.
2. Connect the humidifier to the demand flow regulator.
3. Install the hose and probe to the Gas Tracer.
4. While in the PPM CAL menu item, use the AIR▲ or (SHIFT)▼
buttons to display the BUMP menu item.
5. Press and release the POWER ENTER button. You will be
prompted to choose between WET and DRY. Use the WET setting.
NOTE: The DRY setting is for factory use only. Do not perform a
bump test using the DRY setting.
MAINTENANCE
BUMP