Page 1
M9000 MORTISE LOCK
—
Installation Instructions
76013499 07/2015www.dorma.com
Tools required for installation
#2 Cross drive screwdriver
1. Install chassis
1.1 Place the chassis into
the door edge.
Orient such that the
beveled edge of
the latch faces the
door jamb.
1.2 Secure with two
12-24x1” combo
screws.
M9000 with H escutcheon trim part list
1 - 10-32x1-¼ ” screws
2 - Inside escutcheon assembly
3 - Chassis
4 - 12-24x1” combo
screws
5 - Armor plate
6 - 8-32x¼ ” screws
7 - Outside escutcheon
assembly
8 - Mortise cylinder
1
Beveled
edge
Overall Exploded View
mbly
M9000 with rose part list (sectional trim)
1 - Inside rose
2 - 10-32x1-¼ ” screws
3 - Inside rose assembly
4 - 6-32x⅜ ” screws
5 - Thumb turn
6 - Chassis
7 - 12-24x1” combo screws
8 - Armor plate
9 - 8-32x¼ ” screws
10 - Outside rose assembly
11 - Cylinder ring
12 - Wave washer
13 - Mortise cylinder
1
8
7
6
5
43
2
o
nal trim
)
1
12
11
10
9
8
7
6
54
32
13
2
2. Install inside escutcheon or trim
Inside rose trim
2.1B Place the inside lever assembly against the
face of the door and secure using two
10-32x1-¼ ” screws.
2.2B Press the rose onto the insert, oriented with the
dimples on the sides.
2.3B Secure the thumb turn to the door using two
6-32x
⅜ ” screw.
Ensure that the spindle and thumb turn engage
the mortise chassis.
Inside escutcheon
2.1A Place the escutcheon against the
face of the door and secure
using two 10-32x1-¼ ” screws.
Ensure that the spindle and
thumb turn engage the mortise
chassis.
10-32x1-¼ ”
6-32x
⅜ ”
10-32x1-
¼ ”
Inside rose
assembly
Rose dimple
Inside escutcheon
assembly
Spindle
Thumb turn
Thumb turn
Spindle
Page 2
Installation Instructions
76013499 07/2015 www.dorma.com
Reversing direction of latch
5. Install strikes
5.1 Insert the dust box then strike.
5.2 Secure each with two 12-24x1”
combo-screws.
Strike part list
1 - Dust box
2 - Strike plate
3 - 12-24x1” combo-screws
5
1.1 Remove the latch bolt
set screw with the
provided 3/32 allen key.
1
3
2
Handing instructions
1.1 Remove the two handing
screws above and
below the spindle hub.
1.2 Flip the chassis over and
reinstall the two screws
into the same location
on the opposite side.
Be sure to alternate
tightening each screw so
the locking slide does not
bind.
Hinge
Hinge
Exterior side of door
Interior side of door
Left hand door (LH)
Left hand reverse
door (LHR)
Right hand reverse
door (RHR)
Right hand door (RH)
Handing reference
1.2 Remove the latch from the
mortise lock.
1.3 Rotate the latch 180° and
reinstall into the lock.
Orient the latch as seen in
the images.
Be sure the foot is raised
when reinserting the latch.
1.4 Reinstall the latch bolt set
screw and tighten securely.
Latch
foot
Latch bolt
set screw
Latch bolt
set screw
4. Install armor plate
4.1 Secure the armor plate using two
8-32x¼ ” screws.
8-32x¼ ”
NOTE: Test door function and proper
installation prior to securing the
armor plate or closing the door.
NOTE: Anchor screws will press
against the edge of the cylinder
to hold it in place.
Cylinder
Cylinder
Cylinder
retainer
3
3. Install outside escutcheon or rose
Outside escutcheon trim
3.1A Place the outside escutcheon against the face of
the door.
NOTE: Ensure that the spindle engages the mortise
chassis.
3.2A Thread the cylinder into the outside escutcheon,
oriented with the plug at bottom center.
NOTE: Ensure the cylinder face is fl ush with the
escutcheon.
3.3A Tighten the cylinder in place using the cylinder
retainer screws. See FIGURE 1 in this step.
Conventional
mortise cylinder/
IC core
(At bottom center of
cylinder when installed)
Outside rose trim
3.1B Slide the wave washer and cylinder ring over the cylinder.
NOTE: Ensure that the spindle engages the mortise chassis.
3.2B Thread the cylinder into the face of the door, oriented
with the plug at bottom center.
NOTE: Ensure the cylinder face is fl ush with the cylinder
ring.
3.3B Place the outside lever/rose assembly into the face of the
door.
3.4B Tighten the cylinder in place using the cylinder retainer
screws. See FIGURE 1 in this step.
Wave
washer
Cylinder
ring
Outside
lever/rose
assembly
Spindle
Conventional
mortise cylinder/
IC core
(At bottom center of
cylinder when installed)
FIGURE 1
4
Handing
screws
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