4270107582
RM150 & RM150A
Removable Mullions
Installation Instructions
© Allegion 2014
Printed in U.S.A.
4270107582 Rev. 10/14-e
Customer Service
1-877-671-7011 www.allegion.com/us
Figure 2.
Figure 3. Header preparation for adapter plate
(RM150A).
Figure 4. Adapter plate and top bracket
installation (RM150A).
Install top bracket to
adapter plate with three
10-32 x 1/2" FPHMS
#10 x 1" FPHMS
4 places
1. Prepare frame header for filler or adapter plate.
Install filler or adapter plate and top bracket.
For RM150 see Figures 1 and 2. (Filler, filler
mounting screws, and bracket mounting
screws by others.)
For RM150A see Figures 3 and 4.
2. Prepare floor and threshold for bottom bracket.
Install bottom bracket (Figures 5 and 6, other
side).
3. Cut mullion to length from top (Figures 7 and
8, other side).
4. Slide mullion over top fitting and swing into
position on bottom fitting (Figure 9, other side).
5. Slide mullion clamp over top fitting and secure
with three screws (Figure 10, other side).
6. Install security clips on door (Figure 11, other
side).
Filler (by others) flush
with stop, centered on
center line of doors
doors
10-32 x 1/2" FPHMS
(by others)
Figure 1. Header and filler preparation for top
bracket (RM150).
5/8"
doors
Door
Door
Door
1-1/4"
1-7/8"
2-15/16"
2-1/2"
1-1/2"
3/4"
Filler (by
others)
Drill and tap header and filler
for 10-32 screws, 5 places
11/32"
1-27/32"
1-1/8"
2-1/4"
1-1/2"
doors
Prepare header for #10 x 1"
FPHSMS, 4 places
Adapter
plate location
Adapter plate
Door
Door
Door
Top bracket
location
Top
bracket
Adapter plate
View looking up
View looking up
Filler and top bracket installation (RM150).
2
5/8"
1-7/8"
2-15/16"
1-5/8"
2-1/2"
Prepare floor for
#14 x 1" screw
anchors, 3 places
Cut out
threshold for
bottom bracket
Figure 6. Bottom bracket installation.
#14 x 1" screw anchors
in floor, 3 places
#10 x 1" FPHSMS
3 places
doors
Door
Door
Door
Figure 5. Floor and threshold preparation
for bottom bracket.
Figure 7. Required mullion length.
7/8"
1/4"
Cut mullion
1/16" less
than this
dimension
To p
bracket
Bottom
bracket
Figure 11. Position door stabilizer clips as shown, drill and
tap door 10-32, 4 places, and install door stabilizer clips.
10-32 x 1/2" FPHMS
4 places
1/32"
min.
1/32"
min.
Frame stabilizer clips
on mullion (mullion
not shown for clarity)
Door stabilizer clips
Figure 10. Slide mullion clamp up over
top bracket and secure with screws.
10-32 x 3/8" PPHMS
3 places
Figure 8. Cut mullion to length.
11"
66"
Cut top end
CAUTION: There is
a steel tube inside
of the mullion
Clamp
Header not
shown for
clarity
View
looking
down
Figure 9. Install mullion.
1 Slide mullion
over top
bracket
2 Swing mullion
into position on
bottom bracket
4-3/4"
approx
of pushbar
/