Originally Posted by
AndreyT
This alone does not mean anything. Happens all the time to every bicycle. This is a function of many different factors, like the amount and viscosity of grease in the freewheel, strength of ratchet springs, friction in the BB, friction in the chain and so forth and so on.
that wasn't "alone"... note: "I attempted to turn the pedals backwards and it would move a bit then catch, like the chain was about to come off. The bike was fine beforehand."
i'd suspect damage during install, or debris in the area between the freehub and axle.