Maintenance; Cleaning And Storage; Battery Replacement - Extech Instruments MA250 User Manual

Maintenance

WARNING: To avoid electrical shock, disconnect the meter from any circuit, remove the test leads
from the input terminals, and turn OFF the meter before opening the case. Do not operate the meter
with an open case.

Cleaning and Storage

Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or
solvents. If the meter is not to be used for 60 days or more, remove the battery and store it
separately.

Battery Replacement

1. Remove the 2 Phillips head screws that secures the rear battery cover
2. Open the battery compartment
3. Replace the 2 AAA batteries.
4. Secure the battery compartment door
You, as the end user, are legally bound (EU Battery ordinance) to return all used
batteries, disposal in the household garbage is prohibited! You can hand over your
used batteries / accumulators at collection points in your community or wherever batteries
accumulators are sold!
Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the
end of its lifecycle
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