FRED Jr. Help & Support

Learn how to get the most out of your FRED Jr. and troubleshoot common problems.
See our help topics and support videos below, and download the FRED Jr. product guide and owner's manual.

How to..

Unpack Unit

  1. Inspect carton for any possible damage during transit.
  2. Use forklifts or trucks to move.
  3. Remove packing material.
  4. Do not tip or invert while handling.
  5. You’ll find the item serial number, model and electrical ratings located on the nameplate. Write down information on the provided Maintenance Record found in the owner’s manual.

Capture Arm Installation

Tools required:

  • 7/16 Socket or Wrench
  • 9/16 Socket or Wrench
  • Torque Wrench

Before you use your unit, you’ll want to perform a function test to verify it’s in working order.

  1. Confirm correct Voltage and Amperes.
  2. Close front and back doors.
  3. Turn the power switch to “On”.
  4. Look to confirm that the unit is level and stable. Verify nothing is obstructing extraction path.
  5. Listen closely to the motor and suction sound of the unit. Are they within the expected noise limits?
  6. Place hand on top of the unit and feel for any unexpected vibration. Place your hand in front of the intake surface to confirm the expected levels of suction.
  1. Opening rear panel:
    • Twist and release Twist Lock Latches.
    • Open Rear Panel.
  2. Prepare for filter:
    • Slide and lock the Locking Bolt in the left most position.
    • Pull Retention Rod Handle to allow space for filter.
  3. Insert clean filter.
  4. Lock filter:
    • Push Retention Rod to forward most position.
    • Slide and Lock the Locking Bolt to the right most position and lock.
  5. Close rear panel. Twist and release Twist Lock Latches.


  1. Check the leads at input power source.
  2. Check leads at unit.
  3. If the problem continues, contact Diversitech support for assistance.
  1. Inspect Hood inlet and Capture tubes. Clean if necessary.
  2. Check filter. Replace if necessary.
  3. If the problem continues, contact Diversitech support for assistance.