JLG ERT2669, Service And Maintenance Manual

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SECTION 7 - GENERAL ELECTRICAL INFORMATION & SCHEMATICS
31215923 7-3
Continuity Measurement
• Some meters require a separate button press to
enable audible continuity testing.
• Circuit power must be turned OFF before testing
continuity.
• Disconnect component from circuit before testing.
• Use firm contact with meter leads.
• First test meter and leads by touching leads together.
Meter should produce an audible alarm, indicating
continuity.
Current Measurement
• Set up the meter for the expected current range.
• Be sure to connect the meter leads to the correct
jacks for the current range you have selected.
• If meter is not auto ranging, set it to the correct range
(See multi meter’s operation manual).
• Use firm contact with meter leads.
Figure 7-3. Continuity Measurement Figure 7-4. Current Measurement (DC)