5. MAINTENANCE
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.
( 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 and secure by the two screws.
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