GE Fuji AF-300 Mini™ Error OH1: Heat sink overheated

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

Alarm codeOH1

Heat sink overheated, stops the motor by detecting excess heat sink temperature in case of cooling fan failure or overload. The manual's first action is: “OH1”

Model
GE Fuji AF-300 Mini™
Display shows
Heat sink overheated (OH1)
Type
Alarm code
Source
Manual p. 76

What OH1 means

Heat sink overheated p. 76

Common causes

  • Heat sink overheated p. 76
  • Stops the motor by detecting excess heat sink temperature in case of cooling fan failure or overload. p. 76

What to do

  1. OH1 p. 76

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

If OH1 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 76 All AF-300 Mini™ error codes Manual details & download

This page summarises what the manufacturer’s manual says about OH1; 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.