Rinnai aiM 65 M/S Manual page 73

The OCI module seen in the above image should be mounted as shown to the slave control panel
back side.
The open connector terminal of the OCI module should be connected to the corresponding
terminal of LMS 14. If the OCI module is mounted as shown in the upper left image, the
orientation of the ribbon cable will not let the expansion module (AGU 2.5) to be mounted on the
backside of the front control panel over the OCI. Thus, the orientation should be like in the below
example.
Rev: RINNAI Service manual (English)
Date:14/05/2019
90