dmcjoe I see now harm in telling this proseeder bcause 1. you would have to be certiafied to buy the items needed to perform this task. 2. your local library has books on how to recharge a r-12 system. so therefor i see no harm in the information given. if the information that was given by me earler has offinded you i am sorry. ------------------------------------------------------------------------ To address comments privately to the moderating team, please address moderator@xxxx