Symptoms Possible Cause Solution
Bowl does not turn
  • Part jammed in feeder
  • Air clutch is not engaged (scallop style feeder only)
  • Lock-out/tag-out; remove jammed part
  • Check main air supply; check solenoid valve operation
Bowl and disc turn but parts jam
  • Bowl or prefeeder speed incorrect
  • Incorrect part
  • Tooling or air selectors need adjustment
  • 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
Surface of parts scuffed or scratched
  • Foreign debris in feeder
  • Parts scratched prior to introduction to the feeder
  • 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
Output rate is too low: parts exit the feeder correctly
  • 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
  • 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
Product backs up into the feeder
  • Max level sensor not operating properly
  • Check sensor for proper operation; clean sensor fibers with soft dry cloth
Parts in the incorrect orientation exit the feeder
  • Feeder overloaded; too many parts in the feeder
  • Air pressure to selectors not set correctly
  • Incorrect part
  • Tooling or air selectors need adjustment
  • 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
Feeder Stopped
  • Safety door(s), guards or covers are open
  • Max level on output conveyor reached
  • Check all safety doors, guards, and covers for proper alignment
  • Feeder may be designed to start and stop on demand from downstream operations
Product continues to travel around feeder but nothing comes out
  • Inhibit gate or back pressure relief solenoid not operating properly
  • Foreign debris stuck in tooling disturbing part flow through system
  • 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

 

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