Care And Maintenance - TESTO 417 Mode D'emploi

7.

Care and maintenance

This chapter describes the steps that help to maintain the
functionality of the product and extend its service life.
➢
Cleaning the housing:
❯
Clean the housing with a moist cloth (soap suds) if it
is dirty. Do not use aggressive cleaning agents or
solvents!
➢
Changing the battery/rechargeable battery:
✓
The instrument is switched off.
To open the battery compartment on the rear of the
1
instrument, push the lid of the battery compartment in
the direction of the arrow and remove it.
Remove the spent battery/rechargeable battery and
2
insert a new battery/rechargeable battery
(9 V monobloc). Observe the polarity!
To close the battery compartment, replace the lid of
3
the battery compartment in position and push it
against the direction of the arrow.
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7. Care and maintenance 29
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