Troubleshooting - Fluke 983 User Manual

Fluke 983
Users Manual

Troubleshooting

Use Table 2 to troubleshoot possible problems with the Particle Counter.
Problem
Particle Counter does not zero count
Particle Counter does not turn on
when pressing the POWER key.
"LOW BATTERY" displays
Particle Counter battery does not
charge
After fully charging the battery in
trickle charge mode, the display does
not show a full battery charge.
Display is too dark or light
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Table 2. Troubleshooting
Possible Reason and Recommended Actions
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.
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.
Battery voltage is low. Refer to "Charging the Battery and Using the AC Adapter".
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.
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.
The display contrast is set too low or too high. Turn the unit on, press
the display or to lighten it.
to darken