Factory Direct Hardware Von Duprin 2227EOF4 - Manual (Page 14)

911334_00(7) Page 14 of 16
RHR
2227/2227-F Device
Refer to Step #2 when
using this template
Template to scale
of device
CL
To edge of RHR
door (if edge of
door is beveled,
measure from high
edge of bevel)
2 3/16” backset
7/8” dia., inside,
for K, L, and TP
trim only
1-11/16”
1-11/16”
TEMPLATE #1 (RHR)
For wood fire doors with metal
edge, increase backset so device
center case clears metal edge.
NOTE
!
Mounting Hole Schedule
Surface Mount
Metal Door: #25 drill and #10-24 tap, inside
Wood Door: 1/8” dia. drill x 1” deep (pilot hole)
Outside Trim
Metal Door: 1/4” dia. drill, inside
Wood Door: 13/32” dia. drill, thru
Sex Bolts
Metal Door: 1/4” dia. drill, inside, and
13/32” dia. drill, outside
Wood Door: 13/32” dia drill, thru
5/8”
5/8”
Mounting holes,
4 places,
see schedule below
of device CL