Digital Multimeter
Maintenance
21
General Maintenance
Periodically wipe the case with a damp cloth and mild detergent.
WCaution
• Do not use abrasives or solvents.
• Dirt or moisture in the terminals can affect readings.
To clean the terminals
1. Turn the Meter OFF and remove the test leads.
2. Shake out any dirt that may be in the terminals.
3. Soak a new swab with alcohol.
4. Work the swab around in each terminal.
Testing the Fuses
XW Warning
To avoid electric shock or injury, remove the test leads and any
input signals before replacing the fuses.
1. Turn the rotary switch to
F.
2. Plug a test lead into the
J terminal and touch the probe to the A or mA i
terminal.
A good A terminal fuse is indicated when the Meter shows a reading between
000.0 Ω and 000.1 Ω. A good mA i terminal fuse is indicated by a reading
between 0.990 kΩ and 1.010 kΩ.
3. If the display reads o, replace the fuse and test again.
4. If the display shows any other value, have the Meter serviced. Refer to “Contacting
Fluke”.
Replacing the Batteries and Fuses
XW Warning
To avoid false readings, which could lead to possible electric
shock or personal injury, replace the batteries as soon as the
battery indicator (B) appears.
To prevent damage or injury, install ONLY replacement fuses
with the specified amperage, voltage, and interrupt ratings.
Disconnect test leads before opening the case or the battery
door.
To replace the Batteries or Fuses, refer to Figure 6:
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