While you wait for answers, we may have found some information which could help you.
Success
Message
ryobi 18 v (old)ni cad?
How can I fix my Ryobo drill switch?
How can i replace that thing?
pcc-1800k2?
How to fix the 18XRP battery?
18 volt xtreme cordless drill chargers?
Performance Power Drill Batteries?
battery no longer holds charge?
How to Replace Chuck on Ryobi drill press?
battery for hammer drill?
Where can I locate a chuck key for a 1198 vsr 1/2"?
Ryobi 18v battery charger internal fuse?