| 摘要 |
PROBLEM TO BE SOLVED: To provide a fan control device controlling a fan cooling a radiator and a condenser and capable of suppressing insufficient cooling of air conditioning refrigerant.SOLUTION: A main control unit 22 of a fan control device 20 acquires a cooling liquid temperature Tc, an outdoor temperature Ta, and a vehicle speed V via an input portion 21, and controls rotation of a fan 19 connected to an output shaft 11a of an engine 11 via an electronic control type fan clutch 18. The main control unit 22 includes, as one of conditions for rotating the fan 19, a condition that the cooling liquid temperature Tc is equal to or lower than a valve opening temperature Tvth of a thermostat 14, the outdoor temperature Ta is equal to or higher than a set temperature Tath, and the vehicle speed V is equal to or lower than a set speed Vth. |
