ABB ACH550 Error 1011: PAR OVERRIDE PAR5

AC drive · taken from the manufacturer’s manual, pages cited

Fault code1011

PAR OVERRIDE PAR5 occurs when override mode is enabled but parameters conflict, particularly with 1701 or 1702/1703 values. The manual's first action is: “Verify that 1701 is not zero, and (depending on 9904 value) 1702 or 1703 is not zero.”

Model
ABB ACH550
Display shows
PAR OVERRIDE PAR5 (1011)
Type
Fault code
Source
Manual p. 28

What 1011 means

PAR OVERRIDE PAR5 p. 28

Common causes

  • Override is enabled, but parameters are incompatible. p. 28

What to do

  1. Verify that 1701 is not zero, and (depending on 9904 value) 1702 or 1703 is not zero. p. 28

Before you service the product, read the safety instructions in the manual p. 2.

If 1011 is still not resolved

  • contact the factory or your local Authorized Service Center for repair or replacement. p. 2
    “Never attempt to repair a malfunctioning ACH550; contact the factory or your local Authorized Service Center for repair or replacement.”
Open the manual at page 28 All ACH550 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 1011; 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 ABB. Found a mistake? Report an error.