| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for replacing an engine coolant that automates the replacement of the coolant in a cooling module of an engine, shortens a work time and ensures the work. SOLUTION: The device for replacing the coolant of the engine 1 collects the coolant in the cooling module 2 including a filling port 3 and a collecting port 4, and newly fills the coolant. The device includes a vacuum pump 16 vacuuming and collecting coolant in the cooling module 2 from the collecting port 4, a coolant storage tank 14 storing coolant to be filled in the cooling module 2 from the filling port 3, a plurality of valves controlling collection of coolant in the cooling module 2 and supply of coolant to be filled in the cooling module 2 from an inside of the coolant storage tank 14, and a control part 17 controlling drive of the vacuum pump 16 and open-close of the valves to automate collection and fill of coolant in the cooling module 2. COPYRIGHT: (C)2009,JPO&INPIT
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