The Eliwell SMP5500 (part of the FREE Smart series) is a programmable controller designed for HVAC/R applications. Gaining access to its configuration requires navigating specific password-protected menus, often referred to as "exclusive" or restricted access levels. Password Access Levels

Unlocking the Power of Eliwell SMP5500: A Comprehensive Guide to Password Protection and Exclusive Features

Enter Programming Menu: Press and hold the Prg (or SET for 5+ seconds depending on your terminal).

Advanced configuration and password management are handled via the Eliwell FREE Studio software suite. Eliwell France parameter map

Alternative Installer Code: 22 is often used in Eliwell-based thermostats for full menu access. User Level: 0 (Disabled by default).

Parameter Editing: Once authorized, navigate to folders like COnF (Configuration) or OPt (Options) to modify system behavior. SMP55 User Manual