Cleaning; Testing The Batteries - Fluke 1503 User Manual

1507 INSULATION TESTER
Figure 9. Using the Compare Function

Cleaning

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. Allow time
for drying before using the Tester.

Testing the Batteries

The Tester continuously monitors battery voltage. If the
low battery icon (B) appears on the display, there is
minimal battery life left. To test the batteries:
Turn the rotary switch to the b position with no
1.
probes inserted.
2. Press the blue button to initiate the fully loaded
battery test. The voltage function displays clear and
the measured battery voltage is shown in the primary
display for 2 seconds, the voltage display then
returns.
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Insulation Testers
Cleaning
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