Shimano EDISON COMP I-12 Original Operating Instructions page 199

Clean slide bushing
1 Clean the slide bushing tube with a damp cloth.
Figure 227: Cleaning the slide bushing tube
Notice
 Do not squash. The slide bushing tube wall is
very thin.
Cleaning and lubricating the guide grooves
1 Push the operating lever forwards.
Figure 228: Opening the height adjustment
2 Pull seat post out with your hand until it will go
no further.
Figure 229: Pulling the seat post out
MY22H03 - 22_1.0_01.10.2021
3 Clean the seat post longitudinal grooves with a
damp cloth.
Figure 230: Cleaning the longitudinal groove
4 Apply grease into the longitudinal groove and
on both cross-pieces.
Figure 231: Applying grease
5 Push seat post together.
Figure 232: Pushing the seat post together
6 Push the height adjustment operating lever
backwards.
Figure 233: Closing the height adjustment
Maintenance
198