When performing maintenance, use only the specified replacement parts. The
manufacturer cannot be held responsible for any accident occurring subsequent to
repair work carried out by parties other than its own after-sales service team or agreed
repair personnel.
5.1. BATTERY REPLACEMENT
The battery must be replaced when the green LED flashes or fails to light up when the box is used.
Remove the flexible probe from the circuit to be measured.
Set the box switch to ‚OFF'
Disconnect the box from the measurement device.
Unscrew the two fastening screws on the box.
Replace the used battery with a 9V alkaline battery (type 6LF22)
Close the box again, refitting the two screws.
5.2. CLEANING
The air-core and its latching system require no special care. Simply ensure that no foreign body is
allowed to obstruct the latching mechanism.
Clean the box with a cloth slightly dampened in soapy water. Clean off with a damp cloth.
Dry immediately afterwards with a cloth or with blown air at 80°C maximum.
5.3. CALIBRATION CHECKING
Like all measuring or testing devices, the instrument must be checked regularly.
This instrument should be checked at least once a year. For checking and calibration, contact one of our
accredited metrology laboratories (information and contact details available on request), at our Chauvin
Arnoux subsidiary or the branch in your country.
5.4. REPAIR
For all repairs before or after expiry of warranty, please return the device to your distributor.
5. MAINTENANCE
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