User's Manual

Installing the 100G ERT Module
3. Place the index drive gear (1) in the backplate wriggler gear cup (2) of the ERT
(please note that the following example uses an 11-tooth drive gear; your index may
have a 16- or 18-tooth drive gear, and you must use the appropriate 100G ERT
module for your specific meter. See the
Meter Compatibility list on page 6 for more
information).
Once properly in place, the index drive gear and backplate wriggler cup should look
similar to the following example.
Natural Gas Solutions 100G Installation Guide 33