105446 06  23-03-2009  17 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fig. 1a 
 
3.2.1  When setting up the dry-block calibrator, you must… 
 
Place the calibrator on an even horizontal surface where you 
intend to use it. 
 
 
Caution… 
 Do not use the instrument if the internal fan is out of 
order.  
 
Ensure a free supply of air to the internal fan located at the 
bottom of the instrument.  
The area around the calibrator should be free of draught, dirt, 
flammable substances, etc. 
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