supercub Posted June 25, 2022 Share Posted June 25, 2022 I bench bled my standard single line master cylinder and installed it, bled brakes, flushed using quick bleeders. The pedal is nice and hard. When I initiate the pedal a squirt of fluid comes out of the small valve piston oriface seen in the reservoir, strong enough to come out of the filler. While bench bleeding with a submerged line running back to the filler, this same but smaller stream was coming out of the larger oriface until the passage was covered by the piston, no air bubbles in the hose. Is this normal or an indicator of remaining air in the system? Link to comment Share on other sites More sharing options...
Bloo Posted June 25, 2022 Share Posted June 25, 2022 Sounds normal. Fluid will be pushed back until the small port is covered. Link to comment Share on other sites More sharing options...
supercub Posted June 25, 2022 Author Share Posted June 25, 2022 Thanks. Peace of mind before I take it on the road. Link to comment Share on other sites More sharing options...
c49er Posted June 25, 2022 Share Posted June 25, 2022 Absolutely normal. Link to comment Share on other sites More sharing options...
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