First Steps; Commissioning; Getting To Know The Product; Mains Unit / Rechargeable Battery - TESTO 330 Instruction Manual

5

First steps

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5.1.

Commissioning

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The measuring instrument is supplied with a rechargeable battery
already fitted.
> Charge the battery fully before using the measuring instrument,
see Charging batteries page 24.
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5.2.

Getting to know the product

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5.2.1.

Mains unit / rechargeable battery

If the mains unit is connected, the measuring instrument is
automatically powered from the unit.
5.2.1.1.

Changing the battery

✓ The measuring instrument must not be connected to a mains
socket via the mains unit. The instrument must be switched off.
Change the rechargeable battery within 5 minutes so that device
settings (e.g. date / time) are not lost.
1. Place the measuring instrument on its front.
2. Remove the service cover: Take hold of it at the markings
(arrows) using the index finger and thumb, press slightly, fold up
and remove.
3. Open the battery lock: Press the grey key and push in direction
of arrow.
4. Remove the battery and insert a new rechargeable battery.
Only use the Testo rechargeable battery 0515 0107!
5. Close the battery lock: Press the grey key and push against
direction of arrow until the battery engages.
5 First steps
23