GX-3R Pro Operator’s Manual Chapter 5: User Mode and Calibration • 72
Option D from Flow Chart Option E from Flow Chart Option F from Flow Chart
• Bump test failed
• A-CAL set to OFF (factory setting is ON)
• Bump test failed
• A-CAL set to ON (factory setting)
• Calibration failed
• Bump test failed
• A-CAL set to ON (factory setting)
• Calibration passed
• Multiple cylinders assigned
1. The instrument shows which channels
passed or failed the bump test. The LEDs
flash and the buzzer sounds. Use AIR to
scroll between the results and the readings.
2. Close the regulator.
3. Unscrew the regulator.
4. Remove the calibration cup.
5. Press and release POWER MODE to return
to the BUMP CYL A item in the BUMP
menu.
6. Use AIR to scroll to START and press and
release POWER MODE to enter Measuring
Mode.
7. Calibrate the GX-3R Pro as soon as
possible.
1. A calibration immediately and
automatically starts. Continue to apply the
calibration gas.
2. The calibration time is the difference
between the GAS TIME and the CAL
TIME values defined in the BUMP
SET\SETTINGS item in User Mode.
3. The instrument shows which channels
passed or failed the bump test/calibration.
The LEDs flash and the buzzer sounds. Use
AIR to scroll between the results and the
readings.
4. Close the regulator.
5. Unscrew the regulator.
6. Remove the calibration cup.
7. Press and release POWER MODE to return
to the BUMP CYL A item in the BUMP
menu.
8. Use AIR to scroll to START and press and
release POWER MODE to enter Measuring
Mode.
1. A calibration immediately and
automatically starts. Continue to apply the
calibration gas.
2. The calibration time is the difference
between the GAS TIME and the CAL
TIME values defined in the BUMP
SET\SETTINGS item in User Mode.
3. The instrument shows which channels
passed or failed the bump test/calibration.
Use AIR to scroll between the results and
the readings.
4. Close the regulator.
5. Press and release POWER MODE to move
to the BUMP CYL X screen for the next
cylinder.
6. Unscrew the regulator from the first
cylinder and screw it into the next cylinder.
7. Repeat Step 9 through Step 12.
8. After the last cylinder is bump tested, press
and release POWER MODE to go to the
START item in the BUMP menu.
9. Press and release POWER MODE to enter
Measuring Mode.
AIR
MAINTE 7:49
P
O2 %
P P F
CH4 %LEL CO ppm H2S ppm
RESULT
MAINTE 7:49
11.9
O2 %
47 47 2.0
CH4 %LEL CO ppm H2S ppm
BUMP TEST
MAINTE 60
30 2.0
CH4 %LEL H2S ppm
AUTO CAL APPLY GAS
AIR
AIR
MAINTE 7:49
P
O2 %
F P P F F
CH4 %LEL CO ppm H2S ppm
RESULT
MAINTE 7:49
11.9
O2 %
30 47 2.0
CH4 %LEL CO ppm H2S ppm
BUMP TEST
MAINTE 7:49
47 2.5
CH4 %LEL H2S ppm
AUTO CAL
MAINTE 60
30 2.0
CH4 %LEL H2S ppm
AUTO CAL APPLY GAS
AIR
AIR
MAINTE 7:49
P
O2 %
F P P F P
CH4 %LEL CO ppm H2S ppm
RESULT
MAINTE 7:49
11.9
O2 %
30 47 12.0
CH4 %LEL CO ppm H2S ppm
BUMP TEST
MAINTE 7:49
47 20.5
CH4 %LEL H2S ppm
AUTO CAL
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