Keith, I think the can says how long. If it were me I'd inspect it before 24 hours.
Here's another view down into a transmission. You can't see it but this one has some teeth missing from one of the gears. You can see wear on some of the gears however.
Here's another view down into a transmission. You can't see it but this one has some teeth missing from one of the gears. You can see wear on some of the gears however.