new front disk brakes lock up.....

I have a 1974 duster power brakes , front disk , back drums,new porp valve, new lines, new calipers, new drums and shoe, new master, new power booster......

I started the car for the first time and applied the brakes and the calipers locked up...I used the bleeder to release the pressure but the next time i applied the brakes the same thing happen....


please help

To unlock brakes, you need to lessen the pressure on the brake pedal until the wheels start spinning again. This is called feathering the brakes.