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How to perform a Factory Reset Controls (Commissioning Reset)

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Before You Begin
  • Confirm the AHU is fitted with the Trend control system and 5-inch HMI display.
  • Review the HMI values before performing the reset.
  • Use the commissioning reset only when there is clear evidence settings have changed incorrectly.
  • Be ready to record the reset in the maintenance log.
Quick Overview
  • Review fan speed values on the HMI display.
  • Locate the Commissioning Reset switch on the control panel door.
  • Hold the reset button for approximately 2 seconds.
  • Confirm original values have been restored via the HMI.
Keep This Guide On Hand

This guide explains how to carry out a Commissioning Reset on AHUs fitted with a Trend control system and 5-inch HMI display. It is intended for cases where original commissioning parameters may have been altered and need to be restored.

Video guide | 4 minutes 27 Seconds | Booklet included

Download Guide

Written Guide Overview

This written summary mirrors the booklet and gives users a quick reference to the key steps show in the video.

1
 Access the HMI and review the minimum, maximum and current fan speed values for signs that commissioning parameters have changed.
2
 Locate the commissioning reset switch on the control panel door and press the button for approximately two seconds.
3
 Allow the controller to reload the original commissioning values and observe any temporary indicator light response.
4
 Return to the HMI, verify that the correct fan speed limits have been restored, and confirm normal system operation.
What this guide covers
  • Identifying when a commissioning reset may be required.
  • Reviewing min/max fan speed values on the HMI.
  • Locating and using the commissioning reset switch.
  • Understanding system response after reset.
  • Verifying restored settings on the Views Browser.
  • Post-reset checks and maintenance logging.

Need further assitance?

If the portal does not load, re-check the internet connection, QR scan and 18-digit reference number. If access still fails, contact ECE support and quote the unit’s reference number. You can reach our team on 01634 729 690 or sales@eceuk.com.

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