Cooling Fan Control - Daikin VRV-WIII RWEYQ72PTJU Service Manual

SiUS30-1301
6.5

Cooling Fan Control

This function is used for ON/OFF control of the cooling fan to cool the inverter. This cooling fan
operates only when the temperature of the inverter fan is high, in order to reduce the operating time
of the fan.
Tfin: Radiation fin temperature
[Details]
Control the cooling fan by each condensing unit.
Function and Control
Cooling fan OFF
· Tfin > 122˚F
OR
· Tfin is defective
· Tfin < 86˚F
&
· Tfin is normal
Protection Control
Cooling fan ON
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