Trek 2022 SESSION - Adjust the position of the idler pulley

2022 Session Service Manual
4
Idler pulley (continued)
Typical idler pulley and chainring alignment
With a SRAM chainring With a Shimano chainring
Adjust the position of the idler pulley
Different chainrings or slight tolerance differences in chainrings may require the idler pulley and spacers to be repositioned to
align the pulley with the chainring. To achieve alignment, do one or a combination of the following:
Flip the idler pulley. Position the 3.5mm and 4.5mm
spacers on either side of the idler pulley.
Position the 0.5mm spacer on
either side of the idler pulley.
Tools
• 6mm hex tool
• Torque wrench with 6mm hex bit
• Grease
1. Inspect the current installation to determine the
distance the idler pulley must be shifted to align with
the chainring.
2. Removetheidlerbolt(8).
3. Removetheidlerpulley(1)andspacers(5,6and7)
from the chainstay.
4. Reassemble the components, using the options
shown in the three illustrations above, to shift the
position of the idler.
Notice: When repositioning the components, all
spacersmustbeusedinthenalconguration.
5. Applygreasetotheshoulderoftheidlerbolt(8).
6. Place the assembled components into position in the
chainstay.
7. Installtheidlerbolt(8)fromthedrivesideintothe
frame.
8. Torquetheidlerbolt(8)to17Nm.