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Tips and assistance
Questions and answers
Question Possible
causes/solutions
Hi
or
Lo
· Readings outside the measuring range (too high, too
low): Keep to the permitted measuring range.
·
Residual capacity <10 min: Change batteries.
If we could not answer your question, please contact your dealer
or Testo Customer Service. For contact details, please visit www.
testo.com/service-contact
21
Tips and assistance
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