Command access MLRK1-MRK User manual

mlrk1-mrk/dh
INSERT Instructions
The Command Access MLRK1-MRK is a eld installable motorized latch-retraction kit for:
Kit Includes Tools Required
A.
B.
C.
D.
E.
F.
1- 60280 Motor Mount w/ MM4T series module
2- 40706 Phillips head screws
1- 50030 8’ Lead w/ VD Connector
1- 50944 MM4T Socket Lead
1- 40707 Thread locking Flat tip Set Screw 8/32”
1- 40114 Dogging Hole Cap
• Cordless Drill
• (M8800) 8/32 Tap
• (M8800) 2mm Hex Wrench
Command Access Technologies | 22901 La Palma Ave, Yorba Linda, CA 92887 | Phone:[phone] #20409_E
A.
B. F.C. D. E.
Average Latch Retraction Current: 2 Amp
Average Holding Current: 250 mA
High Torque Mode
Average Latch Retraction Current: 900 mA
Average Holding Current: 215 mA
Standard Torque Mode
SPECIFICATIONS
• Input Voltage: 24VDC +/- 10%
• Wire gauge: Minimum 18 gauge
• Direct wire run - no relays or access control units in-between
power supply & module
Recommended Power Supplies:
All Command Access exit devices & field installable kits have been thoroughly cycle tested with Command Access power supplies at our factory. If you plan
on using a non-Command power supply it must be a filtered & regulated linear power supply.
• MLRK1-MRK - Marks M9900 & M8800 series devices
• MLRK1-DH - Design Hardware 1000 series device
1

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Technical Information
Step 1 - Select your preferred torque mode (ships in standard torque). Press the
device push pad to the desired setting. (We recommend to fully depress
and release 5%, giving the device room for changing door conditions.)
Step 2 - While depressing the push pad, apply power. (i.e. presenting the credential
to the reader).
Step 3 - Continue to keep the pad depressed, the device will beep 6 times. After the
beeps have stopped, release the pad and the adjustment is now complete.
If not to your liking repeat the 3 steps.
Setting PTS
2 Beeps
3 Beeps
5 Beeps
6 Beeps
Beeps Explanation Solution
Over Voltage
Under Voltage
Retraction or dogging failure
PUSH TO SET
> 30V unit will shut down. Check voltage & adjust to 24 V.
< 20V unit will shut down. Check voltage & adjust to 24 V.
After 1st fail: 5 beeps then immediately attempts to retract again.
After 2nd fail: 5 beeps with pause in-between for 30 seconds then device
attempts to retract again.
After 3rd fail: 5 beeps every 7 minutes, device will not attempt to retract.
To Reset: Depress bar for 5 seconds at any time.
Device is recording it’s new position and power mode after the 6th beep.
Troubleshooting & Diagnostics
4 Beeps Failed Sensor Verify all 3 sensor wires are installed correctly. Replace sensor if problem
persists by contacting o󰀩ce.
**Important Info**
Make sure to set PTS before finishing installation
MM4T SWITCHES
2
STANDARD TORQUE
HIGH TORQUE
PTS PROGRAMMING OFF
PTS PROGRAMMING ON
1OFF
OFF
ON
ON
*Latch bolt adjustment- If the latch bolt is not retracting far enough, turn the dial clockwise with a small at blade screw
driver. If the latch bolt is retracting too far causing the device to chatter and drop-out, turn the dial counter-clockwise until the
chatter and drop-outs stop and the desired location is achieved.
*for MM4t
2

Remove head cover & Slide off housing, exposing the
baserail.
1. Remove (2) Pins securing push pad to baserail. 2.
Installation Instructions
activating bracket
Pins
Flip over push pad, exposing activating brackets.
3. Pull activating bracket over onto spring and hold in place. 4.
Activating Bracket
5.
Back of push pad
Activating Bracket Pin
M9900 On ly -F o r M8800 s k i p t o p a g e 7
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Holding activating bracket in place, grab motor kit & hook onto the pin on the outside of the activating bracket.
Next, rotate motor kit 180 degrees to the back of the push pad.
3

6. Flip pushpad over with kit hooked in & Reinstall (2) pins to secure push pad to baserail.
Flip baserail & push pad over to secure motor mount with (2) screws provided.
7. 8.
9.
Slide baserail into housing making sure the baserail slides into the cor-
rect channel.
CONTINUED
1
2
Make sure the (2) pins securing the push pad are centered or they will get
caught on the housing.
Pins
Pins
US customer support 1-888-622-2377 | www.commandaccess.com | CA customer support 1-855-823-3002
Next, plug into power supply and test device. Once power is achieved,
follow steps for set the push to set (PTS) found on page 2.
10.
4

Using 8/32” tap, tap center hole on baserail in-between 4 holes.
3. 4.
5.
Install thread locking flat tip set screw into center hole by hand. OPEN
SIDE facing down.
CONTINUED
1
2
Flip the push pad over & remove both screws securing the FRONT push pad end cap.
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21
End cap
M8800 Installation Only
Remove head cover & Slide off housing exposing the baserail.
1. Remove (2) Pins securing push pad to baserail. 2.
Pins
OPEN SIDE
5

6. Slide Push pad cover off just enough to reveal back (4) screws on
push pad.
Remove pin from activating bracket then remove the (2) spacers on each side & discard. Next, re-insert pin into activating bracket.
8.
9. Re-install (2) screws on the left to secure back activating bracket
to push pad.
Place back activating bracket back into the push pad & line up with
existing screw holes. 10.
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21
2
1
21
Remove (2) screws on the left to remove back activating bracket.
7.
21
11. Pull back activating bracket over on to spring and hold in place.Flip over push pad exposing activating brackets. 12.
ACTIVATING BRACKET
SCREWS
6

13.
15. Slide baserail into housing making sure the baserail slides into the
correct channel.
Flip baserail & push pad over to secure motor mount with (2) screws
provided. 16.
US customer support 1-888-622-2377 | www.commandaccess.com | CA customer support 1-855-823-3002
Pins
window
Set screw
Pins
11
22
Flip push pad over with kit hooked in & re-install (2) pins to secure push pad to baserail. Make sure opening on the bottom of the motor bracket lines
up with set screw in baserail.
14.
Holding activating bracket in place, grab motor kit & hook onto the pin on the outside of the activating bracket. Next, rotate motor kit 180
degrees to the back of the push pad.
17.
Once the baserail is back into the housing flip over the device & line up
hole with set screw in baserail. Loosen (counter clockwise) until the
screw is flush with housing.
Make sure the (2) pins securing push pad are centered or they will get
caught on the housing.
18.
BACK OF PUSH PAD
ACTIVATING BRACKET PIN
7

US customer support 1-888-622-2377 | www.commandaccess.com | CA customer support 1-855-823-3002
Next, plug into power supply and test device. Once power is achieved, follow steps for set the push to set (PTS),
remembering to turn the Programming Switch to the off position when completed.
19.
Step 1 - Select your preferred torque mode (ships in standard torque). Press the
device push pad to the desired setting. (We recommend to fully depress
and release 5%, giving the device room for changing door conditions.)
Step 2 - While depressing the push pad, apply power. (i.e. presenting the credential
to the reader).
Step 3 - Continue to keep the pad depressed, the device will beep 6 times. After the
beeps have stopped, release the pad and the adjustment is now complete.
If not to your liking repeat the 3 steps.
Setting PTS
2 Beeps
3 Beeps
5 Beeps
6 Beeps
Beeps Explanation Solution
Over Voltage
Under Voltage
Retraction or dogging failure
PUSH TO SET
> 30V unit will shut down. Check voltage & adjust to 24 V.
< 20V unit will shut down. Check voltage & adjust to 24 V.
After 1st fail: 5 beeps then immediately attempts to retract again.
After 2nd fail: 5 beeps with pause in-between for 30 seconds then device
attempts to retract again.
After 3rd fail: 5 beeps every 7 minutes, device will not attempt to retract.
To Reset: Depress bar for 5 seconds at any time.
Device is recording it’s new position and power mode after the 6th beep.
Troubleshooting & Diagnostics
4 Beeps Failed Sensor Verify all 3 sensor wires are installed correctly. Replace sensor if problem
persists by contacting o󰀩ce.
**Important Info**
Make sure to set PTS before finishing installation
MM4T SWITCHES
2
STANDARD TORQUE
HIGH TORQUE
PTS PROGRAMMING OFF
PTS PROGRAMMING ON
1OFF
OFF
ON
ON
*Latch bolt adjustment- If the latch bolt is not retracting far enough, turn the dial clockwise with a small at blade screw
driver. If the latch bolt is retracting too far causing the device to chatter and drop-out, turn the dial counter-clockwise until the
chatter and drop-outs stop and the desired location is achieved.
*for MM4t
8