Diode Test; Battery Test - Craftsman 82140 Owner's Manual

Digital multimeter; voltage detector
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Table of Contents
DIODE TEST
1. Insert the black t est l ead banana plug i nto the
negative
COM jack a nd the red test l ead banana
plug i nto the positive diode jack.
2. Turn t he rotary switch tothe _
/ o))) position.
3.
Touch the test probes to the diode under test.
Forward voltage will indicate 400 to 700mV.
Reverse voltage will indicate "r'. Shorted devices
will indicate near 0mV. Shorted devices will
indicate near 0mV and an open device will
indicate "r' in both polarities.
BATTERY TEST
1.
2.
3.
4.
Insert the black test lead banana plug into the negative COM jack and
the red test lead banana plug into the positive V jack.
Select the 1.5V or 9V BAT position using the
function select switch.
1.5V battery:
Connect the red test lead to the positive side of
the 1.5V or 9V battery and the black test lead to
the negative side of the 1.5V or 9V battery.
Read the voltage in the display.
Good
Weak
Bad
9V battery:
>8.2V
7.2 to 8.2V
<7.2V
>1.35V
1.22 to 1.35V
<1.22V
14

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82174