Maintaining The Product; Cleaning The Measuring Instrument; Replacing The Rechargeable Battery - TESTO 320 Instruction Manual

7

Maintaining the product

7.1.

Cleaning the measuring instrument

> If the housing of the measuring instrument is dirty, clean it with
a damp cloth. Do not use any aggressive cleaning agents or
solvents! Mild household cleaning agents and soap suds may
be used.
7.2.

Replacing the rechargeable 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 2 minutes so that
instrument settings (e.g. date/time) are not lost.
1. Place the measuring instrument on its front.
2. Unscrew, lift up and remove the service cover.
3. Press down on the holder lightly with your fingers. Pull the
retaining clip in the direction of the arrow until the catch is
released. Remove holder.
7 Maintaining the product
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