I would think that the sound of a cover being removed is more like a schnick type sound, though.
A sweep clacked the door.
Does this make sense for the lid of a peephole being drawn?
Do you mean "snicked"? But it isn't the door that snicks. It's the clapper or the peephole cover or something. Be more precise. Why not say something like, "The peephole cover snicked shut"? (or "open" or whatever.)The door schnicked