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Fluke 983
Users Manual
24
Troubleshooting
Use Table 2 to troubleshoot possible problems with the Particle Counter.
Table 2. Troubleshooting
Problem
Possible Reason and Recommended Actions
Particle Counter does not zero count
1.
Zero count filter or adapter is not properly attached. Reattach the filter or
Filter Adapter.
2.
Internal air leak. Contact Fluke for repair.
3.
Cell contamination by excessive dust exposure. Return the Particle Counter
to Fluke.
Particle Counter does not turn on
when pressing the POWER key.
Battery voltage is low. Refer to “Charging the Battery and Using the AC Adapter”.
Try turning the unit on again after the ac adapter/charger is connected. If the
Particle Counter does not turn on, contact Fluke for assistance.
“
LOW BATTERY
” displays
Battery voltage is low. Refer to “Charging the Battery and Using the AC Adapter”.
Particle Counter battery does not
charge
A problem with the battery is indicated. Disconnect the Particle Counter from the ac
adapter/charger. Check the line cord. If the problem persists, contact Fluke.
After fully charging the battery in
trickle charge mode, the display does
not show a full battery charge.
The Particle Counter needs to be turned on and the charger connected for the
charge circuitry to update the battery status symbol. After the Particle Counter is
turned on with the charger plugged in, the battery status symbol updates in
approximately 5 minutes.
Display is too dark or light
The display contrast is set too low or too high. Turn the unit on, press
to darken
the display or
to lighten it.
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