Bontrager SPEED LIMIT ROAD BRAKESETS Manuel du propriétaire télécharger pdf (Page 21)

19 TREK SERVICE INFORMATION 24 May 2010

Pressing bearings

The bearing t is tighter in the Speed Concept than in early Madone models. If the bearings

do not slip in by hand, follow this procedure after you have installed the bearing shield

(page 21).

Notes:

• Be very careful when using the press. Too much force can crack the bottom bracket shell.

• Press in one bearing at a time.

Figure 1. Using a headset press to install the bearings

Tools required

Installation

• Park headset press

Removal

• Brass punch

• Hammer

To press a bearing

Install the bearing shield.1.

Press the bearing into the frame by hand as far as possible.2.

With the cup guide on the bearing side (Figure 1), slide the bearing press through the 3.

bearing and frame.

Center the guide in the bearing.4.

Press the bearing into the bottom bracket shell until the bearing is ush with the shell.5.

To remove a bearing

If you cannot remove a bearing because it is stubborn, follow these directions.

Remove the crankset.1.

Slide the punch through one side of the bottom bracket shell to the back side of the 2.

bearing.

Position the punch on the inside ring of the bearing.3.

Gently tap the punch with the hammer, then move 90 degrees around the bearing and 4.

tap again.

Continue tapping and moving around the bearing. TAP GENTLY. 5.

Go around the bearing and keep tapping. 6.

DO NOT HIT HARD. Excessive force can damage the bottom bracket shell.

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Bontrager SPEED LIMIT ROAD BRAKESETS Manuel du propriétaire Page 21