TESTO 310 Instruction Manual page 32

7 Tips and assistance
Question
Error message:
Error message:
Error message:
Is it possible to print out
company data?
For more information, please contact your local dealer or the Testo
Customer Service. For contact details, see the back of this
document or the website: www.testo.com/service-contact
32
Possible causes / solution
E12 / E13 CO measuring value unstable
> Carry out zeroing outside the flue
gas duct (zeroing is repeated a
maximum four times).
E14 Checksum error
> Critical error, contact Testo
Service
E15 Instrument temperature is outside the
permissible range
> Adjust instrument to the
permissible ambient temperature
(see Technical data)
Company data should be displayed in
the header of the print-out.
> Input/reading in of the company
data by Testo Service.