AHU | Preventative Maintenance Checklist covering Weekly to 3 Years + Download

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To ensure that any air handling unit [AHU] installed is maintained, operates efficiently, and is in line with the current design requirement years after installation, they should be inspected, tested, and maintained at the following intervals:

There are 8 good reasons for maintaining them, and not having a straightforward, detailed, regular maintenance programme can significantly affect their operation, failures/wear/tear, and energy usage:

In the below article, we will go through a typical preventative maintenance regime for the air handling unit and some of its peripheral equipment.

Table of Contents

🟩 Who will complete the checks and maintenance?

If the building construction process is still ongoing or it is still within the defect’s liability period, then the responsibility for the maintenance will be the general/main contractor.

Where the building/systems are outside of the defects liability period, the maintenance of the unit will be completed by the building facilities manager/operator.

🟩 Parts and components to be inspected

The following parts and components will be inspected under this work:

🔗 If you would like to understand more about air handling units check out our article 'AIR HANDLING UNITS | All we need to know', for more information.

🟩 Standard routine maintenance schedule

The routine and timings for the checks will be broken into the following time frames/schedule:

⚠️ Note: Before any work takes place on the equipment, the following should be in place:

AHU Preventative Maintenance Checklist [MS Word]

Air Handling Unit Inspection and Preventative Maintenance Checklist Template covering WEEKLY, MONTHLY, 3-Mths, 6-Mths, 12-Mths, 24-Mths & 36-mths, in [Microsoft Word] format allowing editing and clean exporting for you full use.

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🟩 Weekly inspection checklist

TypeTask
W-1InspectUnit - Observe and review the unit for any changes in operating conditions.

If it is not, investigate as to why and reset if no reason provided.

🟩 Monthly inspection checklist

TypeTask
1M-1InspectFilters - Visually inspect filter for dust, debris, foreign objects, moisture, and smells taking note of any issues.

🟩 3-month inspection checklist

TypeTask
3M-1InspectUnit - Visually inspect the internal and external cleanliness of the unit.

🟩 6-month inspection checklist

TypeTask
6M-1TestFilters - Measure the differential pressure across all filters within the unit with calibrated instrument, cross reference with the BMS.

Adjust setting if difference noted.

🟩 12-month inspection checklist

TypeTask
12M-1InspectIntake Louvre - Visually inspect for contamination, foreign objects, corrosion, and damage.

Adjust setting if difference noted.

19No. Site Equipment / Maintenance Checklists [MS Word] [MS Excel]

We have created this bundle to consolidate all the Equipment Pre-Commissioning and Maintenance Checklists that are available across the site.

The checklists are provided in Microsoft Word and Excel.

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🟩 24-month inspection checklist

TypeTask
24M-1ChangeFilters - If not previously completed, change 2nd Level set
24M-2TestFire Dampers - Fresh air, recirculating air & supply air, test the fire dampers to ensure operates as per design.
24M-3InspectHygiene - Check Air Handling Unit for hygienic cleanliness.

🟩 36-month inspection checklist

TypeTask
36M-1InspectHygiene - Check Air Handling Unit for hygienic cleanliness.

⬜ AHU Inspection and Preventative Maintenance Checklist [MS Word] & [PDF]

To help us expand the site and create more resources, we created the documentation below in [Microsoft Word] for download.

Click the ‘Buy It Here’ button to purchase the fully editable copy of the document below, which can be used immediately.

You will direct to our shop page.

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