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5

When I was in the Army working on trucks, they had a rating system for leaks in vehicles. Class 1 - Film of fluid Class 2 - Drip is formed, but you don't see it drop Class 3 - You see a physical drip or can definitively state a puddle came from a given spot The Class 1 & 2 would not deadline a vehicle (deadline meaning it could not be used). A Class 3 ...


3

Are you sure it is brake fluid and not brake grease? Brake grease is sometimes applied to the piston face and/or back of the brake pad to make the two slide efficiently when the brake pedal is pressed. Both materials are made of metal so the grease makes the two slide well when they make contact with one another. I often use this technique when doing ...


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The check valve is there to maintain the vacuum after the engine is turned off or during periods of wide open throttle where there will be little vacuum generated by the engine. So if the vacuum is still there with the engine off, then the check valve is doing its job. Since your brakes are staying on, there must be air getting into the drivers side of the ...


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