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Long refrigerant piping lengths – up to 3,281 feet total pipe run.
Advanced defrost cycle operation in the heating mode.
Able to operate up to 64 indoor units on a single piping network.
Power-saving demand control for reduced peak load and energy savings.
Automatic judgement system for Refrigerant Amount to verify refrigerant charge is correct.
Diagnostics and malfunction codes available at push of a control panel button.