Lincoln Electric CLASSICII SVM125-A - Manual (Page 65)

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TROUBLESHOOTING & REPAIR
F-15 F-15
CLASSIC II
FIGURE F.2 – MEASURING ROTOR RESISTANCE
9. Working from the left side of the machine,
measure the resistance across the rotor
slip rings.
A. Set the ohmmeter on the low scale (X1).
B. Place one meter probe on one of the
rotor slip rings. Place the other probe on
the other slip ring. See Figure F.2.
C. Check the resistance across the slip
rings. It should read approximately 41
ohms.
ALTERNATOR ROTOR TEST (continued)