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4.
Troubleshooting and Maintenance
4.1
The Icons and Error Messages
In case of any of the below problems occur during measurement, check that no other electrical device is within 12
inches (30 cm) of the device. If the problem persists, please refer to the table below.
Error Display
Possible Cause
Solution
Battery is low.
Replace the battery.
(Refer to sub-section 4.4)
Measurement before unit is ready.
Wait until all the icons stop flashing.
The unit is showing a rapid ambient temperature
change.
Leave the unit in a location where the temperature
is between 50 and 104 °F (10 and 40 °C) for at
least 30 minutes.
The ambient temperature is not within the range
between 50 and 104 °F (10 and 40 °C).