EVO™ 550 and EVO™ 5000 Automatic Tank Gauges shipped from Franklin Fueling Systems between the period of January 19, 2021 and April 23, 2021 with controller module firmware versions 2.23.2 and 2.23.3 require an immediate firmware update!!
If you purchased a unit manufacturer during this time, you will need to update to firmware version 2.23.4 ASAP!
For a list of affected serial numbers, please contact Franklin Fueling Support Center at 1.800.984.6266 or submit a ticket.
You can read the tech update for instructions on the firmware update.
Download the Latest EVO™ 550 & EVO™ 5000 Firmware Upgrade
Be sure to fill out the form to get the firmware upgrade as well as to unlock and receive the latest software updates!