FSA BB86 User Manual (English)

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BB86 & BB92 Bottom Bracket Installation Instructions (For Use With FSA Alloy Cranksets Only)

Published – Mar, 2011. ZS114B.v1 © Full Speed Ahead

Introduction

Congratulations on your Full Speed Ahead product. Please read these instructions and follow them for correct

use. Failure to follow the warnings and instructions could result in damage to product not covered under

warranty, damage to bicycle; or cause an accident resulting in injury or death. Since specific tools and

experience are necessary for proper installation, it is recommended that the product be installed by a qualified

bicycle technician. FSA & Vision assumes no responsibility for damages or injury related to improperly installed

components.

Warranty

Full Speed Ahead (FSA) warrants all FSA, Gravity, Vision, Metropolis and RPM products to be free from defects

in materials or workmanship for a period of two years after original purchase unless otherwise stated in the full

warranty policy. The warranty is non-transferable and valid to the original purchaser of the product only. Any

attempt to modify the product in any way such as drilling, grinding, and painting will void the warranty. For

more information on warranty policy and instructions for completing a warranty claim, check out the Full

Warranty Policy found at our website: http://www.fullspeedahead.com/support/warranty-policy/

Specification

Item Number / Model Name BB-AL86/SLE / Steel Bearing BB86 for Alloy Road Cranks

Item Number / Model Name BB-ALM92/SLE / Steel Bearing BB92 for Alloy MTB Cranks

Note: These bottom brackets are for FSA model alloy cranksets listed in chart below. For bottom brackets

compatible with FSA Carbon cranksets refer to instruction: ZS114A

Components

Follow the assembly order in the illustration:

① Bottom Bracket Shell

② Plastic Center Sleeve x1

③ Bearing Cup x2

④ Headset Press Tool (not included)

Press Fit Bottom Bracket Installation

1. Ensure that Bottom Bracket (BB) shell ① is clean and free of metal chips, dirt, and excess paint.

Note: BB-92 is for MTB cranksets only. BB86 is for road cranksets only. Refer to “ Crankset Specification ” chart to ensure bottom bracket and crankset compatibility before continuing.

2. Follow assembly order as pictured in above illustrations.

3. Place either Bearing cup ③ with plastic sleeve ② on the Headset press tool ④ as shown. Note: Right and Left bearing cups are the same.

4. Slide the Headset Press tool ④ through the Bottom bracket Shell and place the remaining Bearing Cup ③ with Plastic sleeve ② facing the Bottom bracket shell (Fig.1).

5. Using the Headset Press tool ④ press the bearing cups ③ with Plastic Center Sleeve ② into the BB shell. Tighten until the thrust face of the Bearing Cup ③ is flush with the outer face of the Bottom Bracket shell

① (Fig.2). Note: Be certain that the bearing cups and tool faces are aligned and square otherwise damage to the plastic covers and bottom bracket shell may occur.

6. When Bottom Bracket is fully installed unscrew Headset Press tool and carefully remove from the Bottom bracket.

7. Check bearings for rotational smoothness. If bearings feel rough, it may be an indication the cups are not perfectly aligned in the bottom bracket shell. It may be necessary to remove and reinstall the bearings to