Paul,
    You can adjust the needle depth in menu->utilities-> tray  select the tray and you should have the option to set the needle depth for the tray. 


Erik D Pollock
Manager - University of Arkansas Stable Isotope Lab
632 Science and Engineering Hall
Fayetteville, AR 72701
479-575-4506 
http://www.uark.edu/ua/isotope/index.php

----- Original Message -----
From: Paul Eby <[log in to unmask]>
Date: Thursday, April 2, 2009 4:28 pm
Subject: [ISOGEOCHEM] CombiPal
To: [log in to unmask]

> Listmembers,
> 
> I'm getting an intermittent error on our CombiPal autosampler. 
> Every 
> few runs, it will approach an object (vial, wash, waste etc) and on 
> the z axis stop short by up to 1 cm above the object. It doesn't 
> hit 
> anything, but displays: "collision before Z tolerance". It thinks 
> it 
> is hitting something, but nothing is there.... Has anyone else had 
> such an issue?
> 
> I'm also struggling to find where I can adjust the needle depth in 
> the sample vials.
> 
> Paul Eby
> University of Victoria
>