www.baratza.com
rev. 3/20/2019
Pg. 5
Secure the calibration
screw.
Inspect the base ring for
damage. If any cracks
or mising portions
are found, replace the
assembly. The base
ring must be glued to
the gearbox housing. If
it is not, please see the
Preciso Adjustment Ring
Replacement guide for
further assistance.
If you have any
questions, or encounter
issues with this guide,
please contact
Ridge
intact
Flush with
housing
