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The batteries must be replaced when the
On
indicator remains off upon switching on.
Disconnect the unit completely and turn the rotary switch to OFF.
Use a screwdriver to unscrew the two screws closing the electronic unit.
Replace the spent batteries with new batteries (1.5V AA or LR6 alkaline batteries).
Place the batteries in their compartment, taking care with the polarities.
Close the electronic unit and make sure that it is completely and correctly closed.
Screw the two screws back in.
Spent primary and storage batteries must not be treated as ordinary household waste. Take them
to the appropriate collection point for recycling.
4. MAINTENANCE
Except for the batteries, the instrument contains no parts that can be replaced by
personnel who have not been specially trained and accredited. Any unauthorized repair
or replacement of a part by an “equivalent” may gravely impair safety.
4.1. CLEANING
Disconnect the unit completely and turn the rotary switch to OFF.
Use a soft cloth, dampened with soapy water. Rinse with a damp cloth and dry rapidly with a dry cloth
or forced air. Do not use alcohol, solvents, or hydrocarbons.
See to it that no foreign body interferes with the operation of the snap lock device of the sensor.
4.2. REPLACING THE BATTERIES
