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4. Special Controls
4-3-7. Defrost end judgment conditions
Defrost ends when either of the below defrost end judgment conditions is met.
Condition 1: The temperatures are 6°C or higher at all temperatures sensors installed on the outdoor unit heat
exchangers.
However, if there is any other outdoor unit where the defrost end condition has not been met, defrost
control continues for all outdoor units, and system defrost control is not ended.
Condition 2: The maximum defrost time listed in the table above has elapsed.
4-3-8. System defrost end
When all outdoor units where defrost control is in effect have met the defrost end conditions, defrost control is
ended for the system.
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3-WAY ECO-i SYSTEM
Control Functions
1
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