TESTO 330 - First Steps; Commissioning; Getting to Know the Product

5 First steps
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5 First steps
5.1. Commissioning
The measuring instrument is supplied with a rech. batt. already
fitted.
> Charge the rech. batt. fully before using the measuring
instrument, see Charging the rech. batt. page 34.
5.2. Getting to know the product
5.2.1. Mains unit / rech. batt.
If the mains unit is connected, the measuring instrument is
automatically powered from the unit.
5.2.1.1. Changing the rech. batt.
✓ The measuring instrument must not be connected to a mains
socket via the mains unit. The instrument must be switched off.
Change the rech. batt. within 3 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 gray key and push in direction
of arrow.
4. Remove the battery and insert a new rech. batt. Only use the
Testo rech. batt. 0515 0107!
5. Close the battery lock: Press the gray key and push against
direction of arrow until the rech. batt. engages.
6. Attach the service cover and engage it in place.