GE Fuji AF-300 Mini™ Error Er3: CPU error

GE Fuji AF-300 Mini Drive · taken from the manufacturer’s manual, pages cited

Error codeEr3

CPU error triggered by high-intensity noise or printed control circuit board malfunction. The manual's first action is: “CHECK Check if appropriate noise control measures have been implemented (e.g. correct grounding and routing of control and main circuit wires). SUGGESTED ACTIONS – Improve noise control.”

Model
GE Fuji AF-300 Mini™
Display shows
CPU error (Er3)
Type
Error code
Source
Manual p. 79

What Er3 means

CPU error p. 93

Common causes

  • High intensity noise was applied to the drive. p. 93
  • The printed control circuit board in the drive malfunctioned. p. 93

What to do

  1. CHECK Check if appropriate noise control measures have been implemented (e.g. correct grounding and routing of control and main circuit wires). SUGGESTED ACTIONS – Improve noise control. p. 93
  2. SUGGESTED ACTIONS – Replace the board. p. 93

Before you service the product, read the safety instructions in the manual p. 4.

If Er3 is still not resolved

  • Contact a qualified electrician for wiring p. 5
    “Wiring must only be performed only by a qualified electrician.”
  • Check that power is off before wiring p. 24
    “Check that the power is turned off before proceeding with any wiring Failure to do so may result in electric shock.”
Open the manual at page 79 All AF-300 Mini™ error codes Manual details & download

This page summarises what the manufacturer’s manual says about Er3; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with GE Fuji. Found a mistake? Report an error.