Stepper motor winding resistance check – Kodak 800 SERIES User Manual
Page 67
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Maintenance
3-15
NovaJet 800 Series Service Manual
MAINTENANCE
Stepper Motor Winding Resistance Check
*
B
A
Figure 3-8. Stepper Motor.
1.
Disconnect the stepper motor connection from J7 on the Main
PWA.
2.
Using a standard ohmmeter or multimeter, measure between
pins 1 (red wire) and 3. Point A in Figure 3-8. The asterisk in
Figure 3-8 identifies the red wire.
3.
The reading should indicate 7.2-8.0 ohms.
4.
Continue by measuring between pins 4 and 6. Point B in
Figure 3-8.
5.
Reading should also indicate 7.2-8.0 ohms.
6.
If either measurement is out of tolerance, replace the stepper
motor.
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