: >* Unscrew the tail cap. Use a cotton swab (Q-tip) and a little oil to clean : >the threads, internal and external. : >* PUll the little spring out of the tail cap. Clean that, and the hole where : >it fits. : : I found no hole in the 2aa lite. Just a round spring designed to : contact the round area in the cap.
CY: If you pulled the spring out, the space th at used to have the spring is a "hole". The hole typically contains a plastic sleeve, and a spare bulb.
: : 'Twere corroded. Lite worked after cleaning. : : As re elecrical contact, is a Steeee-Range design. :-) : : Thx, : P :