TESTO 616 - 7 Care and Maintenance

7. Care and maintenance 27
7. Care and maintenance
This chapter describes the steps that help to maintain the
functionality of the product and extend its operating life.
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Cleaning the housing:
iClean the housing with a moist cloth (soap suds) if it
is dirty. Do not use aggressive cleaning agents or
solvents!
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Changing the battery/rechargeable battery:
The instrument is switched off.
1 To open the battery compartment on the rear of the
instrument, push the lid of the battery compartment in
the direction of the arrow and remove it.
2 Remove the spent battery/rechargeable battery and
insert a new battery/rechargeable battery (9 V
monobloc). Observe the polarity!
3 To close the battery compartment, replace the lid of
the battery compartment in position and push it
against the direction of the arrow.
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