Major tech MT874 Руководство по эксплуатации - Страница 19
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7. Replacing The Battery
WARNING: To avoid electric shock, disconnect the test leads from any
source of voltage before removing the battery cover.
1. When the batteries become exhausted or drop below the operating
voltage, " " will appear in the LCD display, the batteries should be
replaced.
2. Contrarotate 180 degrees to open the back cover of battery.
3. Replace old batteries with two "AAA" 1.5V batteries.
4. Re-assemble the meter.
5. Dispose of the old batteries properly.
WARNING: To avoid electric shock, do not operate your meter until the
battery cover is in place and fastened securely.
8. Replacing The Fuses
WARNING: To avoid electric shock, disconnect the test leads from any
source of voltage before removing the fuse cover.
1. Disconnect the test leads from the meter and any item under test.
2. Open the fuse cover by loosening the screw on the cover using a Phillips
head screwdriver.
3. Remove the old fuse from its holder by gently pulling it out.
4. Install the new fuse into the holder.
5. Always use a fuse of the proper size and value (200mA/600V fast blow
for the 200mA range,10A/600V fast blow for the 10A range).
6. Put the fuse cover back in place. Insert the screw and tighten it securely.
WARNING: To avoid electric shock, do not operate your meter until the fuse
cover is in place and fastened securely.
9. Care and Maintenance
•
Keep the meter dry, if it gets wet, wipe it off.
•
Keep the meter clean. Wipe the case occasionally, do not use chemicals,
cleaning solvents, or detergents.
•
Handle the meter gently and carefully, dropping it can damage the
electronic parts or the case.
•
Use and store the meter in normal temperatures, temperature extremes
can shorten the life of the electronic parts and distort or melt plastic parts.
•
Use only fresh batteries of the recommended size and type, remove old
or weak batteries so they do not leak and damage the unit.
•
If the meter is to be stored for a long period of time, the battery should be
removed to prevent damage to the unit.
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