INFICON MicroFID II Portable Flame Ionization Detector - Manual (Page 81)

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Problem: Date and time settings are not retained.
Cause: The MicroFID II has not been used for 3 months or more and the internal battery has
been discharged.
Action: Turn the MicroFID II on and allow it to run until a “LoBatt” status appears. This
will take approximately 15 hours. Remove the battery pack and recharge it
overnight. Repeat this procedure for 3 or 4 days. While the MicroFID II is running
the internal battery is charging.
Problem: Cannot fill the hydrogen fuel cylinder.
Cause: The hydrogen supply tank has insufficient pressure. You can only fill the internal
cylinder to a pressure of less than or equal to the tank pressure.
Action: Fill the hydrogen fuel cylinder or replace the hydrogen fuel cylinder with a full
one.
Cause: There is a problem with the refill adapter.
Action: Contact the Service Department.
WARNING
DO NOT modify or disassemble the refill adapter! If you have any
problems, the unit must be returned for repair or replacement.
Problem: Instrument status shows “Over”.
Cause: Rapid change in signal level. The detector electronics have been
momentarily saturated.
Action: Wait a few seconds for the status to return to “Ready”.
Cause: The detector has become saturated.
Action: Move the MicroFID II to a location where it can sample clean air. Sample zero air
until the reading stabilizes around 0.
Problem: Display is blank
Cause: Battery pack is critically low.
Action: Recharge the battery pack.
Cause: The battery pack is not connected to the instrument properly.
Action: Ensure the battery pack charger connection is attached properly to the MicroFID
II.