Bolt the unit securely to the brackets and attach safety chains if required by local building codes. 4. Refrigerant Piping Guidelines
Align the centers of the pipe flares with the service valves on the outdoor unit ports (labeled A, B, and C).
Cut the copper pipes cleanly using a pipe cutter. Remove all burrs completely, holding the pipe downward to prevent metal shavings from entering. Slide the flare nuts onto the pipe, then create the flare using a high-quality R32 flaring tool.
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The AJ068TXJ3KG/EU features three separate sets of liquid and gas ports to connect up to three indoor units. Pipe Length and Elevation Limits
Minimum 300 mm from walls or obstructions.
Connect a deep-vacuum pump and a digital micron gauge to the service ports. Bolt the unit securely to the brackets and
Once piping, evacuation, and wiring are verified, you are ready to power on the system. The Auto-Addressing Process
Align the center of the flared pipe with the corresponding valve port on the outdoor unit.
R32 is classified as an A2L (mildly flammable) refrigerant. Ensure the installation zone is well-ventilated and free from continuous ignition sources (open flames, operating gas appliances, or electrical heaters). Cut the copper pipes cleanly using a pipe cutter
15 meters
Cable specification: Minimum 2.5 mm² 3-core outdoor-rated cable. Communication Wiring (Indoor to Outdoor)
The location of the outdoor unit dictates the longevity and efficiency of the system.
Install on a flat, solid, vibration-resistant surface (e.g., concrete pad or robust wall bracket).