At 20:04 -0800 21/1/09, Fenton Murray wrote: >With let off set and drop too low and the action on the bench. >Place weights on the key amounting to 5 grams or so over the down weight. >Let say down weight is about 52, try 56 or 57 grams. >The key will drop until the drop screw contacts the leather. >Now, raise the drop and watch the hammer rise, when it stops rising >the jack heal has made contact with it's button. >You now have simultaneous contact between drop and let off. Well, I tried it this morning to see what you meant and found it almost impossible to distinguish between a hammer that is rising at a fraction of a snail's pace and one that has stopped. But you seem to be saying that synchronizing the two contacts gives you the correct drop. I don't see how or why it should and I've never heard of such a rule. Can you explain further? JD
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