• Test a new set of alkaline batteries. Write down the date of installation and the voltage
of the batteries.
• When the batteries fail, please note the date and voltage again. This is helpful in
determining the problem.
• Check the distance and resistance between the sensor and your weather station.
Sensor at the end of the range may work while batteries are fresh but not after they
drain a bit.
• Check for leaking batteries, which may damage the sensor.
HUMIDITY SHOWS DASHES BUT TEMPERATURE WORKS
• The humidity low range is 10% RH. If your local humidity is below 10% you will see this
reading.
• Complete a restart with fresh batteries.
• Replace the sensor.
• Enter the program menu to select in Fahrenheit (ºF) or Celsius (ºC).
From normal display, press and release the HISTORY button to view indoor and outdoor
HI | LO temperature/humidity records and Heat Index and Dew Point.
Viewing order:
• Outdoor HI Temp with Time/Date
• Outdoor LO Temp with Time/Date
• Outdoor HI Humidity with Time/Date
• Outdoor LO Humidity with Time/Date
• Indoor HI Temp with Time/Date
• Indoor LO Temp with Time/Date
• Indoor HI Humidity with Time/Date
• Indoor LO Humidity with Time/Date
• Outdoor Heat Index (no time/date stamp)
• Outdoor Dew Point (no time/date stamp)
Reset HI | LO Readings (each will reset individually):
• Press the HISTORY button to view individual readings.
• Hold the MINUS (-) button for five seconds to reset the individual value.
• HI | LO reading will reset to current temperature, humidity, and current time/date.
SENSOR AREA IS BLANK (NO DASHES OR NUMBERS)
La Crosse Technology, Ltd.
FAHRENHEIT/CELSIUS
HI | LO TEMPERATURE/HUMIDITY RECORDS
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