9.4. Heating Mode Operation
9.3.6. Drain pump control
•
• •
•
During cooling, dry, or defrost operation, drain pump operate by following the below table.
•
• •
•
When compressor start, drain pump operation start after 10 second of indoor fan starting.
•
• •
•
When operation stop or thermostat is off, drain pump continue operating for 6 minute to prevent the drain water from coming
back.
9.3.7. Cooling low temperature protection control
•
• •
•
During cooling, or dry operation, if outdoor temperature is less than -15°C.
−
− −
−
And thermostat on condition continue for 15 min, compressor stop.
−
− −
−
After 3 min waiting (restart delay), if thermostat is on, compressor restart.
9.4.1. Heating indoor fan control
Fan speed manual
•
• •
•
Fan speed [Hi] [Me] [Lo] set by remote controller.
•
• •
•
However, when operation start, or during operation, fan speed control is limited to due to prevent a cold draft, for example, when
heating operation start.
•
• •
•
(K10 = Indoor heat exchanger temperature, depend on indoor type)
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CS-F24DB4E5 CU-L24DBE5 / CS-F28DB4E5 CU-L28DBE5