Method statement installation of Air handling units

Introduction:

This Method Statement covers the installation of AIR HANDLING UNITS (AHUs) and the requirements of checks to be carried out.

Air handling units:

Air Handling Units be installed in serving corridors and supplying treated fresh air to the lobbies and apartments located on various floors.

Ready to take your skills to the next level? 🚀 Check out our Special Online Courses! 🚀
Gain valuable insights, boost your career, and learn from industry experts.

Planning Courses

METHOD OF PRE-INSTALLATION:

1. Ensure that approved material required to carry out work will be available.

2. Check the nameplate details of Air handling Units per the approved shop drawing, and material submittals before installation.

3. All relevant documentation and material applicable to the section of work will be checked by the site engineer before starting the work.

4. Physical verification of material will be carried out for any damages before taking it from stores.

5. The site engineer/supervisor will give necessary instructions to the tradesman and provide necessary shop drawings.

6. The site engineer/supervisor will also check that the tools and equipment available comply with contract requirements.

METHOD OF INSTALLATION

1. Check the foundation of AHU for size, orientation, and finishes as approved shop drawing.

2. Make sure that AHUs are free from damage and that all internal components are complete and in good condition.

3. Install the unit on a concrete foundation by using suitable equipment recommended by the manufacturer (e.g. Rollers/jacks etc.). The manufacturer’s recommendations will be followed during the erection of AHU.

RECOMMENDED COURSE

Data Management and Reporting

Data Management is the key success of construction projects reporting. This self-study course will teach you using a step by step case…

1,680 students
WhatsApp support group
Certificate

View course

4. multi-section units will be joined as per the Manufacturer’s instructions. Ensure to remove Shipping Bolts.

5. Serrated rubber pads (Neoprene Isolator) will be provided below AHUs.

6. AHUs that are ceiling-suspended will be mounted by using threaded rods, spring hangers, etc. as per approval.

7. Any cut edges of angles, channels, or threaded rods will be touched up with Zinc paint for ceiling-suspended AHDs.

8. Connect all piping and accessories to AHUs per the approved shop drawing.

9. Ensure that drain connections are made with adequate slope and approved U-trap.

10. Check that adequate space for maintenance of Air Handling Units is provided as per the approved shop drawing.

11. Complete the Electrical power connection including earthing in all respects as per the approved electrical drawing and manufacturer’s recommendations.

The relationship between Air handling unit installation and other activities:

Predecessor	Activity name	Successor
Expansion Tank & Pressure Unit Installation	Air Handling Unit	Testing and Commissioning

Productivity rate for air handling unit installation:

Productivity rate:

Qty./day = 1

Qty./hour = 0.13

Labor Requirement Per Group:

4 Professional Fitter

4 Highly Skilled Labor

Download the Resources of this Article