Gasman gas test accessory kit Gasman
22
6.4 Gas test/calibration troubleshooting
Symptom Possible Cause Action
No response to gas Gas cylinder empty Check gauge, replace
cylinder as needed
Hose blocked or kinked Ensure no restriction to
flow
Gasman fails gas
test
Gas cylinder empty Check gauge, replace
cylinder as needed
Gas cylinder out of date Check date and replace as
needed
Hose blocked or kinked Ensure no restriction to
flow
Calibration drifted Calibrate Gasman
Gas flow not started
immediately
Repeat test, starting gas
immediately
Gasman fails
calibration
Gas cylinder empty Check gauge replace
bottle as needed
Gas cylinder out of date Check date and replace as
needed
Hose blocked or kinked Ensure no restriction to
flow
Calibration drifted Calibrate Gasman
Stabilisation time too short Reset using PC software
Gasman passes gas
test but will not
enter calibration
mode
Menu Zero not performed Select and perform Zero
from menu
Gasman not configured for
field button calibration
Send for re-configuration
Note: Remove regulator from gas cylinder when not in use over a
prolonged period. This will cause the gas to leak.
For parts list, see section XI.
One button Calibration will check for small drifts of stored calibration
value, but Crowcon recommends Gasman is sent for full certified
calibration at six monthly intervals.
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