mhk2 installation manual

This manual covers the installation and setup of the MHK2 Remote Controller with Mitsubishi Electric indoor units. Before you begin, you must attach the cable to the CN105 connector on the indoor unit control board, then follow the steps in this document. Note⁚ Remote Controllers are linked to specific indoor units. Each indoor unit must have a.

The Mitsubishi MHK2 is the second revision of Mitsubishis most popular wireless controller set, now available for M & P Series residential and light commercial units. This controller offers in-depth 7-day scheduling and an easy to read, backlit display. The updated MHK2 can now be used in tandem with the Kumo Cloud wi-fi adapter…

Introduction

Welcome to the MHK2 RedLINK Wireless Remote Controller Installation Manual. This manual is designed to guide you through the installation and setup of your new MHK2 RedLINK Wireless Remote Controller, which is specifically designed to work with Mitsubishi Electric indoor units. The MHK2 kit contains a MRCH2 (control), MIFH2 (receiver) and a MRC2 (cable). This manual will provide you with the necessary instructions and information to ensure a smooth and successful installation process.

The MHK2 wireless remote controller kit is the perfect complement to Mitsubishi’s mini split systems. The MRCH2 wireless remote controller includes a convenient wall mount, but with RF communication it works through walls so you can control your zone from across your home. Operation mode, temperature, fan speed, and air flow direction are all…

The MHK2 wireless remote controller kit supports either a 5-2 or a 5-1-1 programmable schedule with four separate temperatures available to each period, making it easy to stay comfortable and efficient without constantly adjusting your systems settings.

MHK2 Overview

The Mitsubishi Electric RedLINK MHK2 Wireless Remote Controller Kit is a powerful and versatile system designed to provide seamless control over your Mitsubishi Electric indoor units. This kit consists of three essential components⁚ the MRCH2 Wireless Remote Controller, the MIFH2 Wireless Receiver, and the MRC2 Cable.

The MRCH2 Controller is the user interface for the system. It features a sleek, user-friendly design with a backlit display, allowing for easy navigation and control. The MRCH2 provides comprehensive functionality, including temperature adjustment, fan speed control, air flow direction selection, and various operating modes. This controller also offers advanced features like 7-day scheduling, allowing you to customize your comfort settings for the entire week.

The MIFH2 Receiver acts as the communication bridge between the MRCH2 Controller and the indoor unit. It mounts discreetly near the indoor unit and connects to the indoor unit’s control board via the MRC2 Cable. The receiver ensures reliable wireless communication between the controller and the indoor unit, enabling you to control your climate from anywhere within range.

Installation Requirements

Before embarking on the MHK2 installation process, it’s crucial to ensure that you meet the necessary requirements to ensure a smooth and successful installation. Here’s a breakdown of the essential prerequisites⁚

Compatible Indoor Unit⁚ The MHK2 Remote Controller is designed to be compatible with specific Mitsubishi Electric indoor units. Refer to the product documentation or contact Mitsubishi Electric for compatibility information to confirm that your indoor unit is compatible with the MHK2 system.

CN105 Connector⁚ Your indoor unit must have an available CN105 connector on the control board. This connector serves as the connection point for the MRC2 cable, which links the MIFH2 receiver to the indoor unit’s control system.

Electrical Access⁚ Ensure that you have access to electrical power at the location where you plan to install the MHK2 receiver and the indoor unit. The MHK2 system requires power to function properly.

Mounting Surface⁚ Select a suitable mounting surface for the MHK2 wall plate. The wall plate should be installed in a location where it is easily accessible and provides a stable base for the controller.

Tools and Materials

To successfully install the MHK2 Wireless Remote Controller Kit, you’ll need a collection of essential tools and materials. This list provides a comprehensive guide to ensure you have everything on hand before you begin⁚

Tools⁚

• Screwdriver⁚ A Phillips head screwdriver is needed for securing the wall plate and optional cover plate.
• Wire Strippers⁚ Used for stripping the insulation from the MRC2 cable ends to expose the wires for connection.
• Wire Crimper⁚ A wire crimper helps to securely attach the wire terminals to the MRC2 cable ends.
• Voltage Tester⁚ Essential for verifying that power is disconnected to the indoor unit before beginning installation.
• Level⁚ Ensures that the wall plate is mounted straight and level.

Materials⁚

• MHK2 Wireless Remote Controller Kit⁚ The complete kit includes the MRCH2 remote controller, MIFH2 receiver, MRC2 cable, wall plate, and optional cover plate.
• Batteries⁚ The MRCH2 remote controller requires two AA batteries for operation.
• Wire Ties (Optional)⁚ Can be used to neatly organize the MRC2 cable and other wiring.

Safety Precautions

Safety is paramount during any installation process. The MHK2 installation requires careful attention to ensure both your well-being and the integrity of the equipment. Here are essential safety precautions to observe⁚

• Disconnect Power⁚ Before beginning installation, always disconnect power to the indoor unit. Use a voltage tester to confirm that the power is off. Failure to do so could result in electric shock or damage to the equipment.
• Qualified Installation⁚ The installation of the MHK2 Wireless Remote Controller Kit should be performed by a trained and experienced technician. This ensures proper installation and minimizes the risk of accidents or errors.
• Read Instructions⁚ Thoroughly read and understand all instructions in this manual before proceeding with installation. Following these guidelines is essential for a safe and successful installation.
• Avoid Water⁚ Keep the MHK2 controller and receiver away from water or moisture. Water damage can compromise the operation and safety of the system.
• Use Proper Tools⁚ Employ appropriate tools for each step of the installation process. Using the correct tools minimizes the risk of damage to the equipment or injury to the installer.

By diligently adhering to these safety precautions, you can ensure a safe and successful installation of your MHK2 Wireless Remote Controller Kit.

Installation Steps

The installation of the MHK2 Wireless Remote Controller Kit involves several steps, each contributing to the successful integration of the system. Follow these steps meticulously to ensure a smooth and effective installation⁚

1. Connecting the MHK2 Receiver⁚ Locate the extra CN105 plug on the Wireless Interface 2 of your indoor unit. This is where you will connect the MHK2 receiver. Ensure the receiver is securely connected to the plug.
2. Linking the MHK2 Controller⁚ Once the receiver is connected, you’ll need to link the MHK2 controller to the receiver. This process establishes communication between the controller and the indoor unit. Refer to the detailed instructions provided in the manual for the specific linking procedure.
3. Mounting the Wall Plate⁚ The wall plate serves as the mounting base for the MHK2 controller. Choose a suitable location, ensuring it is easily accessible and free of obstructions. Use the provided mounting hardware to securely attach the wall plate to the wall.
4. Installing the Optional Cover Plate⁚ If desired, the optional cover plate can be installed to enhance the aesthetics of the installation. Carefully detach the cover plate from the junction box adapter and follow the instructions provided for its installation.

By carefully executing these steps, you will successfully install the MHK2 Wireless Remote Controller Kit, allowing you to control your indoor unit with ease and convenience.

Connecting the MHK2 Receiver

The MHK2 receiver is the crucial component that allows the wireless controller to communicate with your indoor unit. Its connection to the indoor unit is a vital step in the installation process. To connect the MHK2 receiver, follow these steps⁚

1. Locate the CN105 Connector⁚ On the indoor unit’s control board, identify the extra CN105 plug, also known as the Wireless Interface 2. This plug is specifically designed for the MHK2 receiver connection.
2. Connect the MHK2 Receiver⁚ Carefully align the MHK2 receiver with the CN105 connector on the indoor unit control board. Push the receiver firmly into the connector, ensuring it is securely connected.
3. Verify Connection⁚ After connecting the receiver, visually inspect the connection to ensure it is secure and that the receiver is properly seated in the connector. A loose connection could lead to communication issues.

This step completes the physical connection between the MHK2 receiver and your indoor unit, paving the way for the wireless communication between the controller and the unit.

Linking the MHK2 Controller

Linking the MHK2 controller to the receiver is essential for establishing wireless communication. This process involves pairing the controller with the receiver, allowing them to recognize and communicate with each other. Here’s how to link the MHK2 controller⁚

1. Power Up⁚ Ensure the indoor unit is powered on, allowing the receiver to be active and ready for linking. Turn on the MHK2 controller by pressing the power button.
2. Enter Linking Mode⁚ On the MHK2 controller, navigate to the setup menu. Consult the MHK2 user manual for specific instructions on accessing the linking mode. Typically, it involves pressing a combination of buttons or navigating to a designated linking option in the menu.
3. Initiate Linking⁚ Follow the on-screen prompts provided by the MHK2 controller to initiate the linking process. This may involve pressing a specific button on the controller or waiting for a specific indication on the display. The controller will begin searching for the receiver.
4. Confirm Linking⁚ Once the controller successfully links with the receiver, the MHK2 display should confirm the successful pairing. This may be indicated by a message or a specific symbol. If the linking fails, repeat the process, ensuring both the controller and receiver are within range of each other.

This step completes the wireless link between the MHK2 controller and the receiver, enabling you to control your indoor unit from a distance.

Mounting the Wall Plate

The wall plate serves as the mounting base for the MHK2 controller, providing a secure and aesthetically pleasing location for its installation. This step involves attaching the wall plate to the desired location on the wall, ensuring it’s level and securely fastened. Here’s how to mount the wall plate⁚

1. Choose Location⁚ Select a suitable location for the wall plate, considering factors such as proximity to the indoor unit, accessibility, and aesthetic preferences. Ensure the location is free from obstructions and allows for proper installation.
2. Mark the Wall⁚ Use a level to mark the desired position of the wall plate on the wall, ensuring it is level and aligned correctly. Use a pencil to mark the location of the mounting holes on the wall.
3. Drill Pilot Holes⁚ Drill pilot holes at the marked locations, using a drill bit that is slightly smaller than the screws provided with the wall plate. This will help prevent splitting the wall material during screw insertion.
4. Secure the Wall Plate⁚ Align the wall plate with the marked holes and use the provided screws to fasten it securely to the wall. Ensure the screws are fully inserted and that the wall plate is firmly mounted.

After mounting the wall plate, you’re ready to proceed with installing the MHK2 controller and optionally, the decorative cover plate.

Installing the Optional Cover Plate

The optional cover plate is a decorative component that can enhance the aesthetics of the MHK2 installation, seamlessly blending with the surrounding décor. It provides a clean finish to the installation, concealing any gaps or imperfections that might arise from the mounting process. Here’s how to install the optional cover plate⁚

1. Prepare the Cover Plate⁚ Separate the junction box adapter from the cover plate. Ensure the cover plate is clean and free from any debris.
2. Align the Cover Plate⁚ Align the cover plate with the wall plate, ensuring it is properly positioned and centered. The cover plate should fit snugly over the wall plate, providing a seamless appearance.
3. Secure the Cover Plate⁚ Gently push the cover plate towards the wall plate, ensuring it clicks into place. The cover plate should be securely fastened to the wall plate, providing a stable and secure installation. Once in place, the cover plate will be fully aligned with the wall plate, presenting a finished and polished look.

The optional cover plate enhances the aesthetics of the MHK2 installation, providing a cohesive and aesthetically pleasing finish to the project. It complements the overall design and adds a professional touch to the installation.