Yep Components Uptimizer HC Owner's Service Manual page 2

step 1
•
Use bicycle frame to hold post while loosening collar
screw
•
Use an adjustable spanner set at 35mm
step 2
•
Lay seat post on a table in the full extended
position
•
Remove seat clamps
note: during this procedure is not necessary to
release air from the system
step 3
•
Use internal snap-ring pliers to remove the
bottom lock ring
step 4
•
Apply pressure to the head in order to extract
the actuator assembly