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9. Supplementary information
9.1 Refrigerant collecting (pumpdown) for split model systems only
When operating pumpdown, do not enter the signals IN1/IN2/IN4/IN5/IN6/IN7/IN8 for external inputs (refer to 4.4.1). And if the system is set in Dip-SW1-1/1-2 is OFF/ON
or ON/ON, pumpdown operation cannot be started. Set Dip-SW1-1/1-2 to OFF/OFF or ON/OFF. For more details, refer to "Refrigerant collection" in the outdoor unit instal-
lation manual or service manual.
en
EN-31
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