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Do not attempt to repair or service your Meter unless you are
qualified to do so and have the relevant calibration,
performance test, and service information.
5.1 General Maintenance
To avoid electrical shock or damage to the meter,
do not get water inside the case. Remove the test
leads and any input signals before opening the
case
Periodically wipe the case with a damp cloth and mild
detergent. Do not use abrasives or solvents.
Dirt or moisture in the terminals can affect readings.
To clean the terminals:
¥ Turn the meter off and remove all test leads.
¥ Shake out any dirt that may be in the terminals.
¥ Soak a new swab with a cleaning and oiling agent (such as
WD-40).
¥ Work the swab around in each terminal. The oiling agent
insulates the terminals from moisture-related contamination.
5.2 Battery replacement
To avoid false readings, which could lead to
possible electric shock or personal injury, replace
the battery as soon as the battery indicator (
appears.
Before replacing the battery, disconnect test leads
and/or any connectors from any circuit under test,
turn the meter off and remove test leads from the
input terminals.
To replace the battery (see Figure 2.):
¥ Turn the meter off.
¥ Disconnect test leads and/or any connectors from the
terminals.
22
¥
Use a screwdriver to unscrew the two screws secured on
the battery cover.
¥ Take out the battery cover from the meter.
¥ Remove the used batteries.
¥ Replace with the new 9V batteries (6F22).
¥ Rejoin the battery cover
)
Figure 2. Battery and Fuse Replacement
Using this appliance in an environment with a strong
radiated radio-frequency electromagnetic field (approx.
3V/m), may influence its measuring accuracy. The
measuring result can be strongly deviating from the
actual value.
and secure by the two
screws.
Battery cover
9V Battery
CAUTION
23
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