6
Replacing Major Components
6.1
Safety notes
AT-10 plus
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6 Replacing Major
Components
6.1 Safety notes
6.2 Replacing the battery
6.2.1
Maintenance interval for the battery
1. Disconnect the device from the mains.
2. Loosen the 3 Philips screw from the back housing.
3. Remove the cover.
4. Remove the old battery.
5. Insert a new battery.
6. Charge and calibrate the battery.
V
Danger of electrical shock. When working on a open device connect the device
via an isolation transformer.
V
Follow the procedures for the prevention of accidents and environmental
protection according your national guidelines.
Observe precautions for handling electrostatic sensitive devices when opening the
device.
• The battery is maintenance free during its normal life.
• The battery should remain charged during storage. If the storage period exceeds
three months, recharge the battery.
• Replace the battery approximately every 4 years (depending upon application) if
the actual running time falls substantially under 2 hours.
Philips screwdriver 1
When a battery is replaced, the new battery must be calibrated to check capacity and
ensure correct charging. This is carried out from the service screen (see page 28).
