User Guide
2 Safety and the environment 
 5 
>  Carry out only the maintenance and repair work on this 
instrument that is described in the documentation. Follow the 
prescribed steps exactly. Use only original spare parts from 
Testo. 
>  Temperatures given on probes/sensors relate only to the 
measuring range of the sensors. Do not expose handles and 
feed lines to any temperatures in excess of 70 °C unless they 
are expressly permitted for higher temperatures. 
2.3.  Protecting the environment 
>  Dispose of faulty rechargeable batteries/spent batteries in 
accordance with the valid legal specifications. 
>  At the end of its useful life, send the product to the separate 
collection for electric and electronic devices (observe local 
regulations) or return the product to Testo for disposal. 
>  Dispose of faulty rechargeable batteries/spent batteries in 
accordance with the valid legal specifications. 










