7 Maintaining the product
17
Changing batteries/rechargeable batteries
✓ Instrument is switched off.
1. Fold out the suspension device, loosen the clip and remove the
cover of the battery compartment.
2. Remove empty batteries/rechargeable batteries and insert new
batteries/rechargeable batteries (4x 1.5 V, type AA, Mignon,
LR6) in the battery compartment. Observe the polarity!
3. Set on and close cover of the battery compartment (clip must
engage).
4. Switch the instrument on.
Changing the valve or valve positioner handle
WARNING
Change of the valve positioners and valves by the customer is not
permissible.
> Send the measuring instrument to the Testo Customer Service.
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