NovaJet 500/630/700 Series Service Manual

Stepper Motor Winding Resistance Check

7.2-8.0 ohms

7.2-8.0

ohms

RED

WIRE

Figure 3-8. Stepper Motor.

1.Disconnect the stepper motor connection from J1 on the MPWA.

2.Using a standard ohmmeter or multimeter, measure between pins 1 (red wire) and 3.

3.The reading should indicate 7.2-8.0 ohms.

4.Continue by measuring between pins 4 and 6.

5.Reading should also indicate 7.2-8.0 ohms.

6.If either measurement is out of tolerance, replace the stepper motor.

MAINTENANCE

Maintenance 3-13

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Kodak 500, 630, 700 service manual Stepper Motor Winding Resistance Check