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W-8681 Outside Temperature Gauge

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Koumi19
Posts: 1
Joined: Tue 17 Apr 2012 1:08 pm
Weather Station: W-8681
Operating System: windows7
Location: Crete, Greece

W-8681 Outside Temperature Gauge

Post by Koumi19 »

Hello,

About two weeks ago the outside temp gauge of our W-8681 gave a false reading far below the actual temperature and has continued to do so. Does anyone have any ideas about this and is there a solution?

This is my first posting on this site. I have operated the W-8681 for 3 years now. I live on the island of Crete, Greece and in the two house removals to get here I have lost my operating/maintenance instuctions for my weather station. I am wondering if the fine dust and wind conditions here may have some effect on the gauge over the years.

Regards,

Berry
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Paul-G0HWC
Posts: 56
Joined: Thu 26 Apr 2012 6:36 am
Weather Station: Davis Vantage Vue
Operating System: Win 7
Location: Clacton on Sea, Essex
Contact:

Re: W-8681 Outside Temperature Gauge

Post by Paul-G0HWC »

Not able to help with your problem apart from maybe try new batteries.
But here is a link to the manual
http://www.scribd.com/doc/58972345/W8681-User-Guide

Paul
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AllyCat
Posts: 1132
Joined: Sat 26 Feb 2011 1:58 pm
Weather Station: Fine Offset 1080/1 & 3080
Operating System: Windows XP SP3
Location: SE London

Re: W-8681 Outside Temperature Gauge

Post by AllyCat »

Hi,

Are you sure it is only the external temperature? Is the wind direction reported correctly?

The transmitter uses the same A/D converter for temperature and wind direction. If only temperature is faulty then it might be a solder joint or failed thermistor. The thread Photos of the insides.. #3 shows the (blue) thermistor bead, but AFAIK nobody has identified the part number, and it might be calibated in the firmware.

Cheers, Alan.
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