Technical Service Instructions
For Press-Fit bottom bracket adapter (Version 1.0)
Congratulations on your purchase of a Giant TCR/Defy/ Avail
Advanced Composite Technology series bicycle. Giant
composite bicycles represent the latest achievement in design
and engineering, but also requires special attention. While
Giant engineers utilize the highest quality materials to form this
bike, you must follow certain guidelines and use proper
equipment to attain optimal performance.
There are different types of Press-Fit BB adapters. Be sure
to check the table below before selecting which BB adapter to
use. If the BB adapter is not suitable, serious personal injury
may result.
BB Adapter Model Chainwheel/Crank Model
SHIMANO ISMC7800P SHIMANO HOLLOWTECH II
FSA BB-AL86 FSA MEGAEXO Alloy Series
FSA BB90-CF86 Ceramic FSA MEGAEXO Carbon Series
FSA BB90-CF86 FSA MEGAEXO Carbon Series
SRAM BB SRAM GXP Series
CAMPAGNOLO ULTRA TORQUE SERIES
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www.giant-bicycles.com
WARNING
Do not modify the frame. Do not face,
grind or cut the bottom bracket shell. Any modification
will affect the bottom bracket interface and will void the
warranty.
Failure to follow these instructions may result in
hidden damage to the composite frameset. Damage to
the frameset may cause loss of structural integrity,
which may result in serious personal injury.
Only proper installation will bring out the best
performance and comfort in your frameset. Since the
installation of the Press-Fit BB adapter is a complicated
task requiring training and experience, only Giant
authorized dealers should complete the sophisticated
process.
!
Installation
bracket cups, then install the left and right-hand press-fit
BB adapters:
Press-fit the adapters
by tightening them in a vise, while applying
pressure evenly to both sides so that they do not become tilted.
Left hand
adapter
CAUTION
When doing this, push only at the
points indicated by arrows in the illustration. Pushing
anywhere other than these points may damage the ball
races of the bearings.
!
Step 2:
Installation of the front chainwheel/crank:
NOTE: Make sure to follow the installation instructi
the manufacturers of the chainwheel/crank.
NOTE: This manual is designed to provide information for
installation of a bottom bracket into a Giant composite frameset.
Please refer to the specific manufacturers’ enclosed guide for final
crankset installation details.
Warranty
Please refer to the Giant Owner’s Manual or visit our Web
-bicycles.com for complete provisions of the
Removing
Push out firmly from the inside using a blunt tool.
NOTICE: Do not reuse
the adapters as they can be
damaged from removal.
CAUTION
Avoid scratching or damaging the
frame/BB shell during the removal of the BB
adapters
!
