12
P/N YRD604-KD-BLE-0047 Rev A
1c 
Make or Adjust Holes
Skip this step if you have confirmed that the existing holes are compatible (step 1b).
1.  Tear off the Marking Template (pages 78), and choose the 
preferred face bore diameter (2- 1/8” or 11/2”) on either side 
of the template.
2. Tape the Marking Template onto the door as shown.
3. Check the door thickness. It should match either the shape 
with solid outlines (13/4”), or the one with dashed outlines 
(13/8”).
3a.  Use solid lines as a template for 13/4” door thickness.
3b.  Use dashed lines for 13/8” door thickness.
4. Choose your preferred backset. It should match either the 
shape with solid outlines (23/4”), or the one with dashed 
outlines (23/8”).
4a.  Use solid lines as a template for 23/4” backset.
4b.  Use dashed lines for 23/8” backset.
5. Drill holes in your door where marked.
1
2
3a
4
3b
4a
4b
3
6. On the door frame, align the center of the strike plate with the 
center of the edge bore. Trace the strike plate, then chisel to the 
depth of the strike plate so it sits flush with your door frame. Drill 
the 1” diameter strike pocket with a minimum depth of 1”.
6
Frame Door