38
Installing the drive unit and peripheral parts
Installing the chainring and crank arms
(2) Install the lock ring (left-hand thread) by hand.
(3) Use the SHIMANO original tool to tighten the lock ring while firmly pressing the left
crank.
35 - 45 N·m
Lock ring
NOTICE
•
Do not use an impact wrench.
5.
Install the right crank arm.
(1) Set the right crank arm in the opposite direction of the left crank arm.
(2) Tighten the crank arm mounting screw.
(3) Install the cap.
Cap
(3)
Right crank arm
35 N·m
(2)
(1)
Crank arm mounting screw
NO GREASE
