•  Prevents flow-back of the vacuum generated by the vacuum pump operation.

•  The check valve is installed to the vacuum hose near the compressor bypass solenoid valve.

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•  The check valve consists of the body, cover, and umbrella seal.

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•  A one-way valve is integrated in the check valve.

•  The one-way valve is opened by the vacuum generated from the vacuum pump operation to introduce vacuum to the compressor bypass solenoid valve side.

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