Was bike frame bottom bracket and all threads (if any) thoroughly cleaned before installation?


Was dust seal installed and installed properly?

Fit the dust cover over the non-drive side bearing with the smaller diameter alloy flange against the bearing.


Is O-ring installed on NON DRIVE SIDE? Was O-ring compressed on installation?


Is Bottom Bracket tightened to proper specifications?


-BB30/PF30/OSBB Alum/OSBB Carbon- Machined Stop, Drive cup should be tightened until it bottoms out on NON Drive cup

-BSA/Eng Thread- tighten to 40nm of torque


OSBB Carbon- Are Delrin PF cups pressed flush to the frame?


Were Anti-Seize and Grease used at the appropriate stages?

Anti-Seize:

BB30/OSBB Alum-

-non drive shell towards ends, only on ends of cups not in middle

-drive cup on the threads and smooth taper area just above threads

PF30:

-drive cup on the threads and smooth taper area just above threads

OSBB Carbon:

- drive cup on the threads and smooth taper area just above threads

Grease:

BB30/OSBB Alum:

-Dab grease on the underside of included outer seals, then place over bearings with Praxis facing outward

PF30:

-Thin layer of grease on non-drive cup ends, not in the middle

-With o-ring and pf sleeve installed – thin layer of grease on the sleeve towards the ends of the cups

-Dab grease on the underside of included outer seals, then place over bearings with Praxis facing outward

OSBB Carbon:

-tiny dab of grease on provided delrin pf cups

- Dab grease on the underside of included outer seals, then place over bearings with Praxis facing outward

BSA/Eng Thread:

-apply grease to the frame bb threads and both cups of the BB.