Assa Abloy ML20900 Series User manual

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
1
For Technical Assistance call Corbin Russwin at 1-800-810-WIRE (9473)
FM357 10/18
Attention Installer
Please read these instructions carefully to prevent missing important steps.
Please Note: Improper installations may result in damage to the lock and void the factory warranty.
Important: The accuracy of the door preparation is critical for proper functioning and security of this lock.
Misalignment can cause premature wear and a lessening of security.
Installation Instructions
ML20900 Series
Electrified Mortise Lockset
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In U.S.:
Corbin Russwin, Inc.
225 Episcopal Road
Berlin, CT 06037 USA
www.corbinrusswin.com
In Canada:
ASSA ABLOY Door Security Solutions Canada
160 Four Valley Drive
Vaughan, Ontario, Canada L4K4T9
www.assaabloy.ca
WARNING
This product can expose
you to lead which is
known to the state of
California to cause cancer
and birth defects or other
reproductive harm. For
more information go to
www.P65warnings.ca.gov.
08/2018

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
2
1) Warning
Table of Contents
1) Warning ................................................................................2
2) General Description .............................................................3
3) Specifications / Features .................................................... 3
4) Product Illustration ............................................................. 4
5) Installation Instructions ...................................................... 5
6) Wiring Diagrams ................................................................14
7) Mechanical Operational Check ......................................... 16
8) Electrical Operational Check .............................................16
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may
not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause
undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installa-
tion.
This equipment generates, uses and can radiate radio frequency energy and if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no guarantee that the interference will
not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
• Reorient or relocate the receiving antenna
• Increase the separation between the equipment and receiver
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected
• Consult the dealer or an experienced TV technician for help
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme avec la norme NMB-003 du Canada.
Warning: Changes or modifications to this unit not expressly approved by the party
responsible for compliance could void the user’s authority to operate the equipment.
Observe precautions for handling electrostatic sensitive devices.
!

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
3
• Latch - Stainless steel, 3⁄4” projection
• Deadbolt - Stainless steel, 1” projection
• Guardbolt - Stainless steel, non-handed
• Handed - Easily field reversible without opening case
• Case - 12 gauge heavy duty wrought steel
• Fail safe or fail secure operation (can be specified when ordering or easily field configured)
• Operates from 12-24V
• UL and CUL listed for use on Fire Doors
• Wire from EAC panel to door must be shielded with a drain
terminated at EAC panel controller
2) General Description
3) Specifications / Features
Combine simplicity and access control with the Corbin Russwin ML20900 ECL series electrically controlled
mortise lock. Utilizing the proven ML2000 Series mortise lockset with the patented quick reversible latchbolt,
the ML20900 series provides electrified remote locking and unlocking.
Electrical Specifications
12/24VDC System
• Reader draw = .140 Amp
• Actuator draw = .015 Amp continuous
• Maximum 2 locks per 1 Amp power supply (1/2 Amp peak
current draw)
BPS
Supply
Series
Power
Supply Power Input
Door Control
PB Push Buttons
ML20900 ECL
Electric Thru
Wire Hinge
EPT
EPTL
Power Transfers
Wires in Conduit
(If Frames Are Filled)
Mortar Guard
(If Frames Are Filled)
Door Cable

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
4
Tools Required:
• Phillips Screw Driver (Standard size)
• Flat Blade Screw Driver (Standard size)
• 1/8" Allen Wrench
4) Product Illustration
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Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
5
5) Installation Instructions
Left Hand
Hinges Left.
Open Inward.
“LH”
Left Hand
Reverse Bevel
Hinges Left.
Open Outward
“LHRB”
Right Hand
Hinges Right.
Open Inward.
“RH”
Right Hand
Reverse Bevel
Hinges Right.
Open Outward
“RHRB”
1. Verify Hand and Bevel of door. Illustrations shown are as viewed from the outside or secure
side of opening.
2. Prep door according to supplied door marker. For door manufacturer templates,
visit www.corbinrusswin.com.
Outside Face of DoorInside Face of Door

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
6
5) Installation Instructions (Continued)
Handing of Lock Body
3
RED Locking Screw
Step 1) Move the red locking screw to
side of lock body being locked (Fig. 1)
Step 2) Push in latch then depress catch
plate with screw driver (Fig. 1)
Catch Plate
Step 3) Pull latch out of lock body
and turn latch over (Fig. 2)
Figure 1
Figure 2
Figure 3
Figure 5
Step 4) Push in latch while holding
screw driver behind latch tail (Fig. 3)
Note: Push in latch until catch plate is
no longer depressed (Fig. 4)
Step 5) Rotate lock front to match
bevel of door as shown (Fig. 5)
MAKE SURE CATCH PLATE IS
EVEN W/TOP SURFACE
GOOD BAD
Figure 4
WARNING:
LOCK-IN CAN
OCCUR IF LATCH
IS NOT PROPERLY
INSTALLED

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
7
5) Installation Instructions (Continued)
4. Configuring the Fail Safe/Fail Secure DIP switch settings:
Please note that the lock must be cycled once in order to change the fail safe/fail
secure setting.
5. Install Lock Body into Door:
a. Plug mortise lock harness into
®
ElectroLynx harness in door (Fig. 5).
b.
Important: Door must remain open during
installation. Use door stop.
Install, but do not tighten two #12 x 1”
combination screws through lock body
(Fig. 5).
Fig. 5
Outside Face of Door
(2) #12 x 1”
Do not tighten
For assistance, call 800-810-WIRE
Check
polarity:
Verify + (red)
wire

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
8
5) Installation Instructions (Continued)
6. Install Cylinder:
a. Thread cylinder into lock body (Fig. 6a).
Note: Make sure cylinder is oriented correctly (Fig. 6a1).
b. Tighten cylinder clamp using 7/64” allen wrench (provided) (Fig. 6b).
c. Turn the key to make sure that lock functions correctly (latch, deadbolt, and key).
Position cylinder so that the
logo is right-side up.
Correct Incorrect
Fig. 6a
Fig. 6b
Fig. 6a1
Fig. 6b1
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ASSA ABLOY
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Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
9
Inside Face of Door
5) Installation Instructions (Continued)
7a. Install Standard Lever Trim. Refer to 7b on following pages for Trim:
Step 2 Step 3
Fig. 11c
Inside Face of Door
Fig. 11a
Inside Face of Door
Fig. 11b
Outside Face of Door
Outsdide Adapter Plate
Fig. 11d
Outside Face of Door
Step 1a Step 1b

Copyright © 2014 Corbin Russwin, Inc. All rights reserved.
Reproduction in whole or in part without the express written
permission of Corbin Russwin, Inc. is prohibited.
®
ASSA ABLOY
ML20900 ECL Series Mortise Lock
10
Fig.
4a
Inside Face of Door
Step 4
Step 5
Align adjustment bolt
with threaded hole in
lever
Align adjustment bolt with threaded hole in lever
Adjustment bolt needs
to be threaded in farther.
Adjustment bolt needs
to be unthreaded. Adjustment bolt fully aligned.
Notes:
• Unthread Adjustment Bolt approximately four turns
for a good starting point (After being fully tightened)
• Make sure O/S lever is fully inserted into adapter
Step 6
plate before aligning adjustment bolt.
STANDARD MUSÉO
Lever
Use Correct Spindle Orientation
Good Bad
Lever Fig. 4b
5) Installation Instructions (Continued)