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.