GX-6000 Operator’s Manual PID Sensor Maintenance • 136
20 . Place the sensor gasket and filters back over the sensors ensuring that it
seals with the sensors and the flow fittings. The flow fitting connections
need to be facing up and cannot be skewed sideways. The gasket must be
pushed down in the center and secured under the gasket aligning tabs.
Failure to install the sensor gasket appropriately may result in
inaccurate gas readings.
Figure 38: Sensor Gasket Seating
21 . Insert the flow chamber back into the instrument.
22 . Tighten the flow chamber’s four screws that were loosened in Step 2.
23 . Start up the GX-6000 by pressing and briefly holding the POWER/
ENTER button.
24 . To verify that the sensor gasket was inserted properly:
a. Plug the inlet with your finger.
b. Verify that the GX-6000 goes into low flow alarm. If the GX-6000
does not go into low flow alarm, turn the instrument off and attempt
to seat the sensor gasket again.
25 . Calibrate the PID sensor as described in “Chapter 4: Calibration Mode”
on page 68.
Gasket Aligning Tabs
Flow Fitting Connections
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