Daikin FHQ36MVJU & FHQ42MVJU Ceiling Suspended Air Conditioner Installation Manual
Introduction
This document provides essential information for the correct installation of Daikin FHQ36MVJU and FHQ42MVJU ceiling suspended air conditioning units. Please read these instructions carefully before commencing installation to ensure safety and optimal performance.
Safety Considerations
Important: Adhere strictly to all safety precautions outlined in this manual. Failure to do so may result in serious injury or property damage.
- Always disconnect the power supply before performing any installation or maintenance work. [power-off symbol]
- Ensure installation is performed by qualified personnel.
- Handle refrigerant with care. If a refrigerant leak occurs during installation, ventilate the area thoroughly.
- Follow all local electrical codes and regulations.
- Do not install the unit in locations where it may be exposed to corrosive gases or flammable substances.
Product Models Covered
This manual applies to the following Daikin ceiling suspended air conditioner models:
- FHQ36MVJU
- FHQ42MVJU
- (Also references FHQ24MVJU in some descriptions)
Type: Ceiling Suspended
Installation Precautions
Before beginning the installation process, review the following precautions:
- Select an appropriate installation location that allows for proper airflow and drainage.
- Ensure the mounting structure is strong enough to support the weight of the indoor and outdoor units.
- Prepare all necessary tools and materials before starting.
- Keep the installation area clean and organized.
General Installation Steps
The following outlines the typical stages of installation. Refer to detailed diagrams and specific instructions within the full manual for precise procedures.
- Indoor Unit Mounting: Securely attach the mounting bracket and hang the indoor unit.
- Refrigerant Piping: Connect the refrigerant lines between the indoor and outdoor units, ensuring proper insulation.
- Drainage Piping: Install the drain hose, ensuring it slopes downwards for gravity flow.
- Electrical Wiring: Connect the power supply and control wiring according to the wiring diagrams.
- Outdoor Unit Installation: Place the outdoor unit on a stable base and connect the piping and electrical lines.
- System Check: Perform leak tests, evacuation, and charging of the refrigerant.
- Operation Test: Verify the unit operates correctly in all modes.
Important Notes
Ventilation: If refrigerant gas leaks during installation, ensure the room is well-ventilated.
Documentation: Keep this manual for future reference.
