User manual

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8. 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:
To prevent the loss of data (deletion of data stored in the instrument) when
changing the battery:
· switch instrument off before changing the battery.
Recommendation: Supply the instrument with power via the mains unit
(accessory)..
· Make sure that the key is not pressed when changing the battery.
✓ Instrument is switched off.
1 Undo the two screws on the rear of the instrument and lift off the battery
compartment cover.
2 Remove spent batteries/rechargeable batteries and insert new
batteries/rechargeable batteries (3x mignon) into the battery
compartment. Observe the polarity!
3 Replace the battery compartment cover and tighten the two screws.
8. Care and maintenance