1587 FC/1587/1577
Calibration Manual
Cleaning
When cleaning is necessary, wipe the Meter with a damp cloth and mild
detergent. Do not use abrasives or solvents. Dirt or moisture on the terminals can
affect readings.
Testing the Batteries Under Load
To avoid electrical shock or personal injury, replace the
batteries as soon as the battery indicator () appears. A weak
battery can cause false readings.
Before testing the batteries, turn the Meter to B. If appears on the display,
the batteries are weak; replace them. If the display is blank, batteries may not be
present in the Meter, or they may be completely discharged; install new batteries.
The following procedure tests the batteries under load:
1. Depress the while turning the rotary switch to INSULATION.
2. Read the display. The displayed voltage should be 5.2 V or greater. If voltage
12
is lower than 5.2 V, replace the batteries and repeat this test.
XWWarning