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How to use AHU Access Doors

Call us on 01634 729 690

Before You Begin
  • Select Maintenance Mode and allow fans to stop fully.
  • Isolate fans electrically and apply lock-off/tag-out if required.
  • Check the latch is not fitted with a white lock cap before attempting to open.
  • Ensure the area around the door is clear before swinging or removing it.
Quick Overview
  • Isolate the unit before opening any door.
  • Open and close the latch-hinge door correctly.
  • Remove and refit the door where required.
  • Adjust compression to eliminate minor leakage.
Keep This Guide On Hand

This guide explains how to open, remove, refit and adjust AHU access doors fitted with compression latch-hinges. It covers safe isolation before opening, door handling, compression adjustment and pressure relief considerations.

Video guide | 7 minutes 44 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
 Isolate the unit, confirm zero airflow, and check that the latch is not locked with a white cap.
2
 Open the access door using the compression handle, inspect the seal and confirm correct hinge operation.
3
 If required, remove the door completely by opening it fully and lifting it off the hinge pins for safe internal working.
4
 Refit the door, adjust compression where needed, verify seal integrity, and confirm the door sits flush and secure on restart.
What this guide covers
  • Safety isolation before opening access doors.
  • Left-hand and right-hand hinged door operation.
  • Door removal and refitting.
  • Compression seal checks and leak correction.
  • Pressure relief function and limitations.
  • White cap lock indication and final verification.

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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