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How to replace Filters – Front Withdrawal

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Before You Begin
  • Select Maintenance Mode and isolate the fans electrically.
  • Confirm the correct replacement filters are available.
  • Have suitable waste bags ready for dirty filter disposal.
  • Ensure the working area is clear and the access door can be secured open safely.
Quick Overview
  • Isolate the AHU and access the filter section.
  • Release C70 clips and remove dirty filters safely.
  • Inspect frames and neoprene seals.
  • Fit the correct replacement filters and verify sealing.
Keep This Guide On Hand

This guide covers the safe replacement of front-withdrawal panel or bag filters in HTM specification units using universal filter frames and C70 clips. It focuses on correct filter removal, seal checks, installation and post-change verification.

Video guide | 5 minutes 33 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, open the filter section, and inspect the filter bank before removal.
2
 Release each C70 fastening clip, ease the filter forward, and remove it without damaging the surrounding seal surfaces.
3
 Check the frame and neoprene tape, then install the correct replacement filter with the airflow arrow and orientation confirmed.
4
 Re-fasten the clips, complete the torch test, close the unit, restart the AHU, and confirm the Magnehelic reading returns to the clean range.
What this guide covers
  • Maintenance Mode and isolation before access.
  • Releasing fastening pins and removing filters.
  • Inspecting neoprene tape and frame integrity.
  • Selecting the correct replacement filters.
  • Installing filters with correct airflow direction.
  • Torch test and Magnehelic gauge 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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