The 1690 Template states;
THE DIMENSION FROM THE FACE OF THE STOP TO CENTERLINE OF HOUSING IS 3/4" MIN. FOR MEDIUM AND WIDE STILE DOORS, HOUSING MAY BE CENTERED ON STILE. THE CENTERLINE OF THE LATCHES CAN HAVE THE SAME CENTERLINE OR IT CAN VARY TO SUIT DOOR CONDITIONS
Reference page 16 of the 1690 Installation Instructions
Reference 1690 CVR HMD template
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