Background
A 112 year old R5 unit originally assigned to work with the Jedi Temple on Coruscant. It had been assigned to a multitude of Jedi Knights and Masters that went on missions throughout the known Galaxy. It is a masterful repository of information of practical use, be it locations of Jedi guard stations and storehouses, or knowledge in the maintenance and repair of Lightsabers and other Jedi equipment. It was powered down to protect it knowledge and secondary memory block in place to prevent Memory Wipes from being effective, it had been won, bartered and stolen multiple time in its recent history ending in the position of Vorn, a scrap dealer on Tatooine.
Motivation
The Droid will work to upgrade and assist any force users it deems to work in the path of the Jedi of its past, typically locking on to one person at a time to upgrade and assist until they move on or no longer need its support.