Software Faults - LACO Technologies LHCT03D Operation And Maintenance Manual

7 SOFTWARE FAULTS

Software Faults
32
The three possible faults for the LACO Helium Concentration Tester are listed in the
table below. Whenever a fault occurs refer to the table below for help in identifying
fault causes with likely remedies to fix the fault.
When a fault occurs the fault description will be displayed on the test screen status.
Refer to the Fault Troubleshooting steps and once the fault is fixed, the system will
auto recover to the system status state "Ready to Test".
Fault Fault Causes
Description
Leak Detector The system is unable to get proper
Communication analog readings from the Leak
Fault Detector
Leak Detector Internal fault in Leak Detector
Fault
This fault occurs when the Leak
Detector is not in measure or test
mode after 6 minutes of power on.
Leak Detector
Not Ready
LHCT03D & LHCT03D-R Operations and Maintenance Manual
Fault Troubleshooting
• Check that the mass
spectrometer is powered on
and in measure mode.
•
Check that the mass
spectrometer
communications settings
have not been changed.
• Check that the serial cable
connection from LHCT to
LD is correct.
• Check that the correct LD is
chosen in Advanced
Settings.
• Refer to manufacturers user
manual for assistance in
troubleshooting.
• Ensure all LD settings are
correct.
• Incorrect Leak Detector
settings on non-functioning
Leak Detector causing the
Leak Detector to not get to
measure mode.
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