Resistance measurement, Continuity measurement, Resistance measurement -2 – JLG E300 Service Manual User Manual

Page 202: Continuity measurement -2

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SECTION 7 - BASIC ELECTRICAL INFORMATION & SCHEMATICS

7-2

– JLG Lift –

3121253

Resistance Measurement

• First test meter and leads by touching leads

together. Resistance should read a short circuit
(very low resistance)

• Circuit power must be turned OFF before testing

resistance

• Disconnect component from circuit before testing
• If meter is not auto ranging, set it to the correct

range (See multimeter’s operation manual)

• Use firm contact with meter leads

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

Figure 7-2. Resistance Measurement

Figure 7-3. Continuity Measurement

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