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How to replace Filters – Front Withdrawal
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
Written Guide Overview
This written summary mirrors the booklet and gives users a quick reference to the key steps show in the video.
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1
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Isolate the unit, open the filter section, and inspect the filter bank before removal. |
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2
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Release each C70 fastening clip, ease the filter forward, and remove it without damaging the surrounding seal surfaces. |
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3
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Check the frame and neoprene tape, then install the correct replacement filter with the airflow arrow and orientation confirmed. |
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4
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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.