Install Wall-Mounted Indoor Units: Getting StartedUpdated 3 days ago

Introduction

This article provides an overview of the installation process for wall-mounted indoor units.

Each section in this article represents a step in the installation process. Click the link in each section to learn about that specific step.

This article is for the following systems:

Note: The installation process is slightly different for Quantum Fresh indoor units. For information on that installation process, click this link.

Select an Ideal Location for Installation

Before beginning, we recommend understanding how to select an ideal location for installing the indoor unit.

Click this link for information.

1. Install the Mounting Plate

Begin by installing the mounting plate for the indoor unit. This step includes drilling holes to specific measurements.

For more information, see this article.

2. Drill the Wall Hole for Piping

Next, drill the piping wall hole for the indoor unit. Each model has different guidelines for drilling the wall holes.

Click this link to learn more about this step.

3. Wire the Indoor Unit

Connect the electrical cables and signal cable for the indoor unit. The indoor unit requires specific gauge wires, depending on the type of model.

Get more information by reading this article.

4. Prepare the Refrigerant Piping

Get the refrigerant piping ready by deciding which type of configuration is most suitable for the space. The piping "pigtails" pre-attached to the indoor unit can be run in three different methods.

Read this article for more information.

5. Connect the Drain Hose

Connect the drain hose for the indoor unit. By default, the drain hose attaches to the left-hand side of the unit. However, it can also be attached to the right-hand side.

For more information on this step, click this link.

6. Connect the Refrigerant Piping

After unwinding the copper piping kit, connect the refrigerant piping to the indoor unit. This step requires torquing the protection caps and flange connection to specific measurements.

Click this link to get more information.

7. Wrap the Lines & Mount the Indoor Unit

Finish the installation process by wrapping the lines and mounting the indoor unit.

Get information on this step by clicking this link.

After the Installation is Completed

We recommend performing a running inspection after the installation is completed. For information on performing the test run, click this link.

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