Engine coolant removal and refill apparatus and method

Details Engine coolant removal and refill apparatus and method Engine coolant removal and refill apparatus and method

B - Operations, Transporting

60

S

B60S 5/00 (2006.01) B67D 7/02 (2010.01)

Patent

CA 2160837

In an automotive cooling system made up of a radiator, overflow bottle, engine and heater core members, a method of removing spent antifreeze therefrom involves applying air pressure at the highest vertical point of the cooling system members, and draining the antifreeze via the lowest vertical point thereof. method of refill via the radiator or pressurized overflow bottle involves utilization of a refill element with vacuum and coolant prongs. Simultaneous vacuum and refill of coolant is achieved with the refill element.

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