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General Information
If you have a service related question about 2020, consult this
manual first. If you cannot find the answer in this documentation,
contact the Service Department.
When you call, you should have your 2020 in front of you. You
should also have this manual at hand.
Lastly, please have the following information ready:
1. A description of what happened and what you were
2. Any corrective action that you have tried.
3. The exact wording of any messages that appeared on
Do not service 2020 in a hazardous location.
WARNING
Fault Messages
When the "Falt" status is displayed, 2020's operation is
compromised.
Falt1: Signal from zero gas is too high.
Cause: If another fault occurred while 2020 was setting its
doing when the problem occurred.
the display.
zero point, then this fault is displayed.
Action: Ensure no faults are occurring and calibrate
2020 again.
Troubleshooting
127
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Table of Contents
Troubleshooting
