Yale YRD420-F

6
P/N YRD420-KD-F Rev A
Tear Along the Dotted Line
Door Checker Part 2
See Reverse for Part 1
Measure Face Bore
Equals G or H
Less than G Less than I
G. 11/2” face bore diameter.
H. 21/8” face bore diameter.
Measure Edge Bore and Strike Pocket
I. 1” edge bore diameter;
1” strike pocket diameter and depth.
Equals I
Greater than IGreater than H
(Adjust diameter to G or H) (Adjust diameter to I)
(Your door is not a match)(Your door is not a match)
(Edge Bore)Door
(Strike Pocket)
Frame
Diameter Depth
Minimum strike pocket depth is 1”.
HI G
1/8 1/8 1/8 1/8 1/83/8 3/8 3/8 3/8 3/85/8 5/8 5/8 5/8 5/87/8 7/8 7/8 7/8 7/8
1/4 1/4 1/4 1/4 1/4
1/2
10 2 3 4 5
1/2 1/2 1/2 1/2
3/4 3/4 3/4 3/4 3/4
If printed from electronic file, Measure
ruler to check scale. Set print scale to 1:1.