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13
Figure 11
If the green LED went off at that instant or if the circuit breaker
tripped, the tool has been overloaded. This could happen for the
following reasons:
The contact you are probing is a direct ground or negative
voltage.
The component you are testing is short-circuited.
The component is a very high current component (i.e., starter
motor).
If the circuit breaker is tripped, reset it by waiting for it to cool down
(15 sec.) and then depressing the reset button.
3.5 Testing Trailer Lights and Connections
While the tool in DC Voltage mode, clip the auxiliary ground lead to
the trailer ground, probe the contacts at the jack and then apply
Contact the tip to the
positive terminal of the
bulb
Connect the negative
auxiliary clip
Press the power
switch forward to
activate the bulb
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