I throw it in whenever I feel like it. Use it per the bottle instructions. I really like "Techron" when it is on sale. Tom
Baloo is my name. Spyders are my game. Well, it's a doo-bah-dee-doo, yes, it's a doo-bah-dee-doo, I mean a doo-bee, doo-bee, doo-bee, doo-bee, doo-bee-dee-doo. And, well, now. Ha ha! What have we here?