Originally Posted by operator

The amount of crappy advice in this thread is mind blowing. First disconnect the cable from the brake anchor point. This will tell you if it's the cable and the housing that's the problem or if it's the brake itself. Do NOT put grease in the housing, and do NOT lube it. If you're building a new bike, you shouldn't be reusing old cable and housing anyways - especially any that would need lube.


Do you know how to adjust brakes properly? http://www.parktool.com/repair/readhowto.asp?id=22 <- Do this from top down and report back or we can randomly start guessing at things that may or may not help.