Do not touch the bulb with the fingers . If this is done inadvertently, clean the bulb carefully with a little soapy water and dry with a clean non - fluffy cloth, REMOVAL 11. REMOVE : - the rim (1) by pulling the clip (a), - the headlamp (2) by pulling until the 3 adjusting screws, (3), (8), and (9) for the headlamp are completely free from their plastic socket. 12. Disconnect the feed wire from the QI bulb, and the earth wire (6).