Quote:
Originally Posted by Bob@ProAuto
Residual valves are are basically ball-spring check valves. They keep a small amount of fluid pressure in the lines.
If the fluid level in the master cylinder is lower than any other part of the brake system (bleeder screws, lines, etc.), then the fluid can gravity feed back into the master cylinder. This makes you pump the pedal to get the fluid back up and build some pressure.
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So a fail safe to ensure no pedal pumping is required is to run Residual valves? As Rob states, run them as close the M/C as reasonably possible? Just want to make sure I am doing this right as brakes are no place to skimp!