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Dear all,

from the numerous answers it clearly condensed out that it’s the potentiometer that needs to be replaced. We’ll replace it and I’ll let you know.

Thanks, Andreas

> On 08 Jan 2016, at 20:01, gerard olack <[log in to unmask]> wrote:
> 
> HI Andreas--
> 
> It's not the bands that are slipping.  The potentiometers are shot. Info is on the isogeochem wiki (I don't have the info with me).
> 
> take care,
> 
> gerry
> On 1/8/2016 4:47 AM, Pack, Andreas wrote:
>> Dear Isogeochemists,
>> 
>> apart of having the annoying problem with the slipping rubber belt (that we are dealing with for the past years); since before christmas the “Hardware calibration” does not work anymore. When doing hardware calibration (iIrrespective of doing it in the Acquisition or Instrument control window); bellows are not moving and software freezes. We are using Isodat 3.
>> 
>> The signal calibration still works well after adjusting the bellows potentiometer position manually.
>> 
>> Did any of you had a similar problem (and a solution)?
>> 
>> Andreas
>> 
>> ————————————————————————————
>> Prof. Dr. Andreas Pack
>> Universität Göttingen
>> Geowissenschaftliches Zentrum
>> Goldschmidtstrasse 1
>> D–37077 Göttingen
>> Germany
>> Web: http://www.uni-goettingen.de/en/78572.html
>> Tel.: (Ms. Andrea Beckmann, secretary) +49 551 397901
>> Fax: +49 551 3910452
>> Tel: (office) +49 551 3912254, (mobile) +49 175 2981638
>> .
>>