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Centrifugal Feeder Troubleshooting Guide

Read below for information to help in troubleshooting your centrifugal (rotary) feeder system. Or contact us now to talk with our feeder system support staff.

Symptom

Bowl does not turn

Possible Cause
  • Part jammed in feeder
  • Air clutch is not engaged (scallop style feeder only)
Solution
  • Lock-out/tag-out; remove jammed part
  • Check main air supply; check solenoid valve operation
Symptom

Bowl and disc turn but parts jam

Possible Cause
  • Bowl or prefeeder speed incorrect
  • Incorrect part
  • Tooling or air selectors need adjustment
Solution
  • Check factory recommended settings. Correctly set bowl and prefeeder speedsCheck factory recommended settings. Correctly set bowl and prefeeder speeds
  • Check changeover instructions. Verify system is set up for part to be run
  • Contact Hoosier Feeder Company for assistance
Symptom

Surface of parts scuffed or scratched

Possible Cause
  • Foreign debris in feeder
  • Parts scratched prior to introduction to the feeder
Solution
  • Lock-out/tag-out: Clean feeder bowl and center disc to remove any particulate  or dust.
  • Check upstream equipment for proper operation; Check product supply
Symptom

Output rate is too low: parts exit the feeder correctly

Possible Cause
  • Bowl or prefeeder speed incorrect
  • Feeder overloaded; too many parts in the feeder
  • Feeder is "starved" for parts
  • Air supply is off or not set correctly
  • Foreign debris stuck in tooling disturbing part flow through system
Solution
  • Check bowl speed; reset to original speed specifications
  • Check the prefeeder speed. Check bowl level sensor location and operation. Clean sensor
  • Make sure the prefeeder is set at the correct rate, and there are sufficient parts in the prefeeder hopper. Check bowl level sensor location and operation. Clean sensor
  • Check the air pressure settings on the regulators . Make sure all  air selectors are blowing air and clear of debris
  • Watch the feeder in operation and watch part flow. Lock-out/tag-out; remove debris as necessary
Symptom

Product backs up into the feeder

Possible Cause
  • Max level sensor not operating properly
Solution
  • Check sensor for proper operation; clean sensor fibers with soft dry cloth
Symptom

Parts in the incorrect orientation exit the feeder

Possible Cause
  • Feeder overloaded; too many parts in the feeder
  • Air pressure to selectors not set correctly
  • Incorrect part
  • Tooling or air selectors need adjustment
Solution
  • Check the prefeeder speed. Check bowl level sensor location and operation. Clean sensor
  • Check the air pressure settings on the regulators . Make sure all  air selectors are blowing air and clear of debris
  • Check changeover instructions. Verify system is set up for part to be run
  • Contact Hoosier Feeder Company for assistance
Symptom

Feeder Stopped

Possible Cause
  • Safety door(s), guards or covers are open
  • Max level on output conveyor reached
Solution
  • Check all safety doors, guards, and covers for proper alignment
  • Feeder may be designed to start and stop on demand from downstream operations
Symptom

Product continues to travel around feeder but nothing comes out

Possible Cause
  • Inhibit gate or back pressure relief solenoid not operating properly
  • Foreign debris stuck in tooling disturbing part flow through system
Solution
  • Verify inhibit cyinder operations; check air pressure setting for cylinder or solenoid
  • Watch the feeder in operation and watch part flow. Lock-out/tag-out; remove debris as necessary