Bottom Bracket
Fixed Cup
Cottefless Crank removing tool
__"_ Ball Retainer
_ _/ AdiustingCup
Bottom Bracket /" _" Lockring
Remove the dust cap
Loosen and remove
the flange nut.
Lubrication and Adjustment
- Cotterless Cranks
To adjust the free play in a three piece type bottom bracket, loosen
the Iockring on the left side by turning it counter-clockwise, then turn
the adjusting cup as required. Re-tighten the Iockring taking care not
to alter the cup adjustment.
To disassemble:
1. Remove the cranks from the axle.
2. Remove the left side ]ockring by turning it counter-clockwise.
3. Remove the adjusting cup by turning it counter-clockwise.
4. Remove the left bail retainer and slide the axle out of the frame to
the left.
5. Remove the right side fixed cup by turning it counter-clockwise and
remove the right ball retainer. Clean and inspect all bearing surfaces
and ball retainers, and replace any damaged parts. Pack the ball
bearing retainers with grease, then re-assemble in reverse of
the above procedure.
Cotterless Crank Removal
To remove cotterless cranks use the following procedure.
Note that a special tool will be required.
1. Remove the dust cap with a coin or screwdriver.
2. Loosen the flange nut or bolt and washer, and remove.
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