Model: WT-3181PL www.lacrossetechnology.com/support Page
Contents
1. THE EQUIPMENT All rights reserved This handbook must not be reproduced in any form even in excerpts or duplicated or processed using electronic mechanical or chemical procedures without written permission of the publisher This handbook may contain mistakes and printing errors The information in this handbook is regularly checked and corrections made in the next issue We accept no liability for technical mistakes or printing errors or their consequences Model WT 3181PL www lacrossetechnology com support Page 62. this signal will override manually set time Temperature and Humidity The La Crosse Technology atomic wall clock has two analog sensors that measure surrounding temperature and humidity The temperature information is displayed in degrees Fahrenheit and Celsius and humidity data is displayed in percentage m Outer ring 40 2 60 S epee _ ttt OSs e P temperature Humidity I D in degree display A h Fahrenheit in o f S ed a al A 2 Inner ring 10 A lei ENES displays Rel y C DA temperature 100 ANYI in degree Celsius E HYGROMETE THERMOMEN The thermometer and hygrometer have been calibrated at the factory To check the sensors accuracy tune to your local weather forecast information broadcast for the latest weather information The sensors may be adjusted IIE A Calibration screw for hygrometer Calibration _ screw for mn A _ Ai thermometer To manually adjust the sensors use a flat tipped screwdriver to gently turn the temperature or humidity sensor screw at the back of the clock until desired setting has been reached Daylight Saving Time The National Institute of Standards and Technology and WWVB encode a special DST bit in the WWVB transmission for DST Your clock will read this information and automatically advance the hands one hour in the spring and eleven hours in the fall Arizona If you live in an area that does not recognize DST you must press
3. LA CROSSE Model WT 3181PL TECHNOLOGY Instruction Manual DC 041614 18 Indoor Outdoor Atomic Wall Clock 2 Round Battery Cover Get Started Step 1 Remove the round battery cover from the back of the clock Step 2 Insert 1 fresh AA LR6 1 5 volt ALKALINE battery according to the polarity marked on the case Replace the battery cover Step 2 Firmly press the time zone button once Step 3 Position the clock on an exterior wall that faces Ft Collins Colorado During the night your clock will automatically set itself Note The hands will move to the 12 00 4 00 or 8 00 position and search for the radio signal If the radio signal is received the time will set If the signal is not received the clock will stay at the 12 00 4 00 or 8 00 position and search for the WWVB time signal on the even hours Once the radio signal is decoded the hands will automatically adjust to the correct time This may take up to 5 nights Step 4 The default time zone is Pacific Time If the clocks sets itself and the hours are off hold the correct time zone button for 5 seconds to correct Position Clock e Indoor Choose a location 6 feet or more from electronics such as cordless phones wireless gaming systems televisions microwaves routers baby monitors etc which can prevent signal reception Model WT 3181PL www lacrossetechnology com support Page 1 Position near an exterior wall that faces Ft Collins Colorado for WW VB time sig
4. hy do the hands spin A When the hands spin about the same time every day the clock is auto correcting the time The hour hand should not spin more than twice around the clock A Hands may spin if the battery is under powered or over powered Use only Alkaline batteries in the clock Model WT 3181PL www lacrossetechnology com support Page 4 Q How do l adjust the Temperature or Humidity A Use a flat tipped screwdriver to gently turn the temperature or humidity sensor screw at the back of the clock until desired setting has been reached Troubleshooting The wonderful advantage of owning a radio controlled clock is that it is virtually trouble free If the clock receives a clear time signal it will set itself perfectly If it does not receive a time signal consider the following e Battery The clock must have a fresh battery to receive and process the time signal Location Try a different location ideally near a window Your clock should be at least six feet from computers TVs air conditioners other radio controlled clocks and other electrical appliances that cause interference Weather Electrical storms between you and Colorado during the night will interfere with the WWVB signal Care and Maintenance Do not mix old and new batteries Do not mix Alkaline Standard Lithium or Rechargeable Batteries Do not expose to extreme temperature vibration or shock Clean with a soft damp cloth Do not use solvents The p
5. nal reception The antenna is available for signal reception when the front or back of the clock faces Colorado Outdoor Choose a location with an overhang to protect the clock from the overhead sun or standing snow or rain A shaded location will prevent inaccurate temperature readings Mount the clock on a wall with the hanging hole on the back of the clock Be sure the battery cover is on snug Manual Set Time On rare occasions in certain areas the clock may not be able to receive the radio controlled time signal due to the strength of the signal or the geographic location In this case the clock can be set manually and used as a regular quartz wall clock Battery Compartment 1 AA Alkaline Manual Set Tab DST ON OFF Button Time Time 7 n z i pon TE Mioyo me gt agp SEM E be wa J eo N T gt i Note Allow up to five nights for the clock to receive the WWVB signal before manually setting the time Set the clock manually Remove battery for 15 minutes and press the Manual Set Tab 20 times After 15 minutes insert the battery and allow the clock to spin to 12 00 4 00 or 8 00 Hold the Manual Set Tab and the hand will spin Continue holding until the correct time is achieved Note You can only set the clock manually for about 2 minutes after the battery is inserted If the clock receives the WWVB time signal Model WT 3181PL www lacrossetechnology com support Page 2
6. roduct is not a toy Keep it out of reach of children The product is not to be used for medical purpose or for public information It is intended for home use only The specs of this product may change without prior notice Improper use or unauthorized opening of housing voids warranty Warranty and Support Information La Crosse Technology Ltd provides a 1 year limited time warranty from date of purchase on this product relating to manufacturing defects in materials amp workmanship View full warranty details online at www lacrossetechnology com warranty_info pdf For warranty work technical support or other information contact La Crosse Technology Ltd Model WT 3181PL www lacrossetechnology com support Page 5 2830 26 Street S La Crosse WI 54601 Contact Support 1 608 782 1610 Product Registration www lacrossetechnology com support register Online Product Support www lacrossetechnology com 3181pl Scan for Online Information fit FCC Statement This Device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 the device must accept any interference received including interference that may cause undesired operation NOTE THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT SUCH MODIFICATIONS COULD VOID THE USER AUTHORITY TO OPERATE
7. the DST button one time only to turn OFF Model WT 3181PL www lacrossetechnology com support Page 3 Manual WWVB Time Signal Search For information about WWVEB visit www nist gov pml div688 grp40 wwvb cfm Signal Interference In some cases the signal is affected by weather conditions and electrical interferences or the location of the clock itself may result in poor reception If the clock has not synchronized to the correct time within a few days of activation you may need to move the clock to a different location Frequently Asked Questions Q How long will the battery last A A good AA alkaline battery will last over 12 months Q Is there a version of analog clock with more than the four continental US times zones A La Crosse Technology does not make an analog clock with more than four time zones These time zones are PT Pacific Time MT Mountain Time CT Central Time and ET Eastern Time Q Can I shut off the WWVB signal A No If you manually set the time when the clock receives a WWVB signal that signal will override the manual set Q Is there a booster antenna to receive the WWVEB signal in a difficult location A No the clock cannot work with a booster antenna Opening the clock or movement voids the warranty Q Can wire a control timing circuit to the La Crosse Technology atomic clock A No the clock cannot work on a timing circuit Opening the clock voids the warranty Q W
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