There is a two pin type socket fitted to my Harlequin BioBund. What is this for?
This permits the tank to be connected to the SecuTech LRC Overfill Prevention System, used by an increasing number of fuel distributors – and is not for consumer use. When connected to the SecuTech LRC Handheld Unit it affords failsafe overfill protection to your installation and is a safer and more reliable alternative to old fashioned, mechanical overfill prevention valves.