Maintenance; General Maintenance - Fluke 28 II EX Safety Instructions

6. Maintenance

Warning
To prevent electrical shock or personal injury, have the Product repaired by ecom Instruments
GmbH or an ecom authorized service center to keep Product certification.

6.1 General Maintenance

To clean the external surfaces of the Product, wipe the case with a damp cloth and mild
detergent.
Do not use abrasives or solvents.
Dirt or moisture in the terminals can cause incorrect measurements and can falsely set off the
Input Alert feature. Clean the terminals as follows:
1. Turn the Product off and remove all test leads.
2. Shake out dirt that can be in the terminals.
3. Soak a clean swab with mild detergent and water.
Move the swab around in each terminal. Dry each terminal with canned air to push the water
and detergent out of the terminals.
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