Troubleshooting Chart - Eaton Cutler-Hammer VCP-WR 18 Series Instructions For The Use, Operation And Maintenance
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I.B. 8295A61H03
7-11 TROUBLESHOOTING CHART
SYMPTOM
Fails To Close
• Closing Springs not charged
Effective 7/97
INSPECTION AREA
• Control Circuit
• Mechanism
PROBABLE DEFECTS
• Control Power
(fuse blown or switch off)
• Secondary Disconnects
• Motor Cut-off Switch
(Poor or burned contacts,
Lever not operational)
• Terminals and connectors
(Poor or burned contacts)
• Motor
(Brushes worn or commutator
segment open)
• Pawls
(Slipping or Broken)
• Ratchet Wheel
(Teeth worn or broken)
• Cam Shaft Assembly
(Sluggish or jammed)
• Oscillator
(Reset spring off or broken)
Page 41
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