| 摘要 |
A utility vehicle provided with: a reducing agent tank that stores a reducing agent to be supplied to an exhaust gas purification device that purifies nitrogen oxides in exhaust gas; an engine coolant circuit that includes a pump that circulates, in a circulation passage, engine coolant for cooling the engine; a branched passage that branches off from the circulation passage and that is provided so as to use the engine coolant to exchange heat with the reducing agent inside the reducing agent tank; a valve that controls the supply of the engine coolant to the branched passage; a valve control unit that instructs the opening of the valve in accordance with an operational instruction from the operator; a fan that generates a cooling airflow in the engine compartment; a radiator that uses the cooling air to cool the engine coolant; a thermostat that is provided between the circulation passage and the radiator, and that opens to allow the supply of engine coolant to the radiator when the temperature of the engine coolant reaches a prescribed temperature or higher; and a fan control unit that increases the rotational speed of the fan in accordance with an operational instruction from the operator. |
