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Model: W88631 www.lacrossetechnology.com/support Page | 2
GET STARTED
Step 1: Insert 2 new AAA Alkaline batteries (not
included) into the alarm clock. Observe the correct
polarity.
Restart: If there is no indoor temperature data after
60 seconds, remove batteries from the alarm clock,
press any button 20 times. After 15 minutes, return to
Step 1 above.
SET TIME, DATE AND TEMPERATURE
1. Hold the SET °F/°C button to enter time set
mode.
2. Press the UP or DOWN buttons to adjust
values.
3. Press the SET °F/°C button to confirm adjustments and
move to the next item.
TIME SET ORDER:
1. WWVB time signal (On/Off)
2. Time Zone - 7 time zones
3. DST (Daylight Saving Time On/Off)
4. Hour
5. Minutes
6. Year
7. Month
8. Date
Press the SET °F/°C button to exit, or wait 20 seconds
without pressing buttons to return to the normal time display.
FAHRENHEIT/CELSIUS
Press the SET °F/°C button to select temperature
readings in Fahrenheit or Celsius.
LOW BATTERY ICON
When the icon is displayed above the seconds,
replace batteries in the alarm clock.
Low
Battery
Icon