Step 3 – SDC LR100VDK-22 ELECTRIC LATCH RETRACTION DEVICE KIT VON DUPRIN 22 & 2227 User Manual
Page 2

INSTALLATION INSTRUCTIONS
LR-1VD CONNECTING ROD
FOR USE ON VON DUPRIN DEVICES
LESS DOGGING FEATURE
1. Remove the rail and push pad from the device
2. Drill a 5/32" (.156") diameter hole as shown in
illustration.
3. Insert the connecting rod provided and fasten
in screw
P:\INSTALLATION INST\SWITCH KIT\INST-LR100VDK-22.vsd REV C 10-13 Page 2
When retrofitting to existing vertical rod
devices, adjustment of the rods are required
for proper assembly of the LR100VDK Kit.
Please see the SDC website
(www.sdcsecurity.com) for installation tips
and photographs of installing.
.250
Push
Pad
Rail
Device
LR-1VD
Connecting Rod
#6-32 x 3/8
Step 3
Carefully slide the ELR assembly
back out until the linkage JUST
makes contact with the latch
retraction rod. Fasten down the
2 supplied set screws to secure
the assembly to the device.
BACK ELR OUT
UNTIL LINKAGE
JUST MAKES
CONTACT HERE
TIGHTEN DOWN
SET SCREWS TO
LOCK DEVICE IN
POSITION