Originally Posted by
skilsaw
When you shift down from the big chainring to the small chainring,
Shift up one or two gears (from a larger cog to a smaller cog) on the cassette.[/URL]
Yes. What he said. Of course. This is completely normal. The FD should be thought of as changing ranges. The jump between rings is about equal to three cogs. To get to the next gear, shift the front up or down, then the rear down 2 or up 2 to compensate. Check out this gear calculator to see what's going on:
http://home.earthlink.net/~mike.sherman/shift.html