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General| SEER Rating | 17 |
|---|---|
| Energy Efficiency Ratio (EER) | 12.5 |
| Refrigerant | R-410A |
| Stages | Variable Speed |
| Cooling Capacity | 30, 000 BTU/h |
| Heating Capacity | 30, 000 BTU/h |
| Power Supply | 208/230V, 1 Phase |
Warning about disconnecting all power before servicing due to high voltage.
Emphasizes that only trained personnel should service the equipment.
Details dangers of refrigerants, including asphyxiation, frostbite, and toxic gas formation.
Outlines safety protocols for handling refrigerant cylinders, including integrity and testing.
Lists specific safety measures for heating, filling, and storing refrigerant cylinders.
Emphasizes correct grounding procedures and potential hazards of improper electrical work.
Advises on preventing overheating during brazing, using flux-free alloys, and heat shields.
Warns against using oxygen or flammable gases for leak testing to prevent fire or explosion.
Describes how to charge the system with nitrogen and use a leak detector.
Information on factory charge and additional refrigerant needed for longer line sets.
Warns against overcharging or operating the unit under vacuum.
Instructions for connecting a vacuum pump to service valves for evacuation.
Details the process of evacuating to 500 microns and performing a 10-minute vacuum hold test.
Warns about the risk of compressor damage from prolonged low suction pressure.
Reiterates the danger of high voltage and the need to disconnect power before servicing.
Stresses the importance of proper grounding and reconnecting all grounding devices.
Instructs on using round crimp-style terminals for stranded wires on the power supply block.
Provides guidance on curling wire ends and proper terminal connection for single core wires.
Explains the system's reliance on a ComfortNet thermostat and the wiring requirements.
Presents the formula and parameters for calculating total refrigerant, factory charge, and additional charge.
Details how to calculate the additional charge based on liquid line diameter and length.
Emphasizes opening the liquid valve first to prevent compressor oil from entering the indoor coil.
Details the correct procedure for opening service valves to avoid refrigerant loss.
Explains how to navigate the ComfortNet thermostat to start the system test.
Mentions that the test takes 10-15 minutes and requires confirmation of completion via specific codes.
Explains how to select "SYSTEM TEST" and turn it "ON" to initiate the test.
Informs users that the system test runs for 10-15 minutes and should not be interrupted.
Details the sequence of menu selections to activate CHARGE MODE.
Details selecting "CHARGE MODE" and turning it "ON" to initiate the process.
Explains that the mode runs for 1 hour and refers to steps for refrigerant level adjustment.
Details adding/recovering refrigerant and waiting 20 minutes for stabilization.
Guides on measuring subcooling to verify the correct refrigerant charge.
Explains how to calculate subcooling and use provided pressure/temperature charts and charging tables.
Explains how to toggle BOOST MODE ON or OFF.
Describes adjusting the activation temperature from 70°F to 105°F or setting it to "Always On".
Provides steps to enable dehumidification through the thermostat's Installer Options menu.
Details how the diagnostics menu displays the six most recent faults, with repeated faults stored up to three times.
Covers BOOST MODE selection, temperature activation, and noise level settings.
Explains the test runs for 10-15 minutes and its outcome based on thermostat setting.
Allows entering Charge Mode for system refrigerant charging.
Lists and identifies various electrical components shown in the wiring diagram.
Includes important notes on conductor types, wire class, and safety precautions for wiring.
Warns about residual voltage and touching charged areas, requiring voltage checks before servicing.
Addresses high pressure errors, their causes like coil restriction, and corrective actions.
Covers low pressure errors, potential causes like low charge, and recommended fixes.
Details compressor failure and outdoor control board issues with their troubleshooting steps.
Details the meaning of Red Communications LED (H1P) and Green Receive LED (H2P) status.
