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Chamberlain
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MyQ Retrofit 888LM
Installation Manual
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Table of contents
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Chamberlain MyQ Retrofit 888LM, MyQ Retrofit 828LM Installation Manual

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LiftMaster MyQ Retrofit (888LM + 828LM) Installation Guide
https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide

Required items for installations

Garage door compatibility

MyQ Control Panel (888LM)

MyQ Internet Gateway (828LM)

Compatible door opener

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Opener Quick ID
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LiftMaster, Chamberlain, Sears/Craftsman, Raynor and
Access opener.
ALL with a purple learn button with purple antenna wire.
MOST with an orange/red learn button with gray antenna
LiftMaster compatible brands made after 1998
wire. The following models are incompatible:
• Models 2500 & 2500C (2500B and 2500BC are
• 1000SDR
• 2000SDR
For a full list of compatible garage door openers, see
Complete list of compatible garage doors.

Install MyQ Control Panel (888LM)

compatible)
1. Disconnect all electrical power to the garage door opener.
2. Remove the existing door control from the wall. Note the polarity of the wires connected to the existing door control. Label the wires appropriately (Red/White).
3. Disconnect the wires from the existing door control.
4. Connect the wires to the new MyQ Control Panel.
5. Mount the MyQ Control Panel to the wall.
6. Reconnect power. The yellow command LED (in the center of the MyQ Control Panel) and the red learn LED (above the learn button) blink quickly for up to five minutes as the MyQ Control Panel recharges. When the MyQ Control Panel is operational, the yellow command LED is solid.
7. Test the MyQ Control Panel. Press the push bar to activate the garage door opener.
8. Connect to LiftMaster Internet Gateway using the following instructions.
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Connect LiftMaster Internet Gateway

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1. Connect Ethernet cable to router and the internet gateway.
2. Connect power to the internet gateway.
3. When the internet gateway connects to the internet, the green light stops blinking and lights solid. If the green light does not light solid, check the power, router, and internet connections to the internet gateway.
4. Write down the serial number on the gateway to be used in the registration process
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828LM LED guide

https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
LED color Description
The Gateway has an IP address
Green blinking
from the router, but is not connected to the internet.
The Gateway has an active internet
Green solid
connection. Infrequent blinking indicates data traffic.
The Gateway has learned at least one MyQ device. The blue light
Blue solid
infrequently blinks to indicate communication in progress with MyQ device.
The Gateway is actively waiting to
Yellow solid
learn a MyQ device. This timeouts after three minutes if a device is not learned.

Register Internet Gateway

Note: The Internet Gateway cannot be registered through Alarm.com if it is already registered through MyQ/LiftMaster.
The Internet Gateway must be removed from the user's MyQ account before attempting to register it to Alarm.com.
There are three different ways to register the Internet Gateway with Alarm.com. It can be registered using the Dealer
Website, MobileTech app, or Customer Website.

Option 1: Register the Internet Gateway using the Dealer Website

1. Log into the Dealer Website.
2. Find the customer account.
3. Verify the Service Package includes Garage Door Control and LiftMaster Integration.
◦ To verify the Service Package:
a. Click Service Package.
b. Click Change Service Package.
c. Under Energy Management & Automation, verify Garage Door Control and LiftMaster Integration are
selected as add-ons to the account's service package.
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4. Click Equipment.
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5. Click emPower Devices.
6. Click LiftMaster.
7. Click Add Gateway.
8. In the Serial Number field, enter the 828LM Internet Gateway’s serial number.
9. After a few minutes, the LiftMaster equipment page should show the Internet Gateway in the equipment list.
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10. On the LiftMaster equipment page, click Add Device under Device Commands for the Internet Gateway to add a
https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
garage door opener to. This puts the Internet Gateway into learn mode so that MyQ Control Panel (888LM) can be added. A yellow light should turn on at the 828LM Internet Gateway.
Note: If the yellow light does not turn on, click Update Device List & Statuses on the LiftMaster equipment page, wait one minute, and then try Learn Mode again.
11. After the yellow light is on at 828LM Internet Gateway, go to the MyQ Control Panel (888LM) and push the learn button twice.
◦ On the 888LM Control Panel, the red LED turns on.
◦ On the 828LM Internet Gateway, the LED turns blue once the device is learned in.
12. On the LiftMaster equipment page, click Update Device List & Statuses. This retrieves the MyQ Control Panel to link it to the Alarm.com system, and it should appear on the LiftMaster equipment page.

Option 2: Register the Internet Gateway using the MobileTech app

1. Log into the MobileTech app.
2. Find the customer account.
3. Verify the Service Package includes Garage Door Control and LiftMaster Integration.
◦ To verify the Service Package:
a. Tap .
b. Tap Package.
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c. Verify Garage Door Control and LiftMaster Integration are selected as add-ons to the account's service
https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
package.
4. Tap Equipment.
5. Tap LiftMaster Devices.
6. Tap Add Gateway.
7. In the Serial Number field, enter the 828LM Internet Gateway’s serial number.
8. After a few minutes, the LiftMaster equipment page should show the Internet Gateway in the equipment list.
9. On the LiftMaster equipment page, tap the Internet Gateway to add a garage door opener to, then tap Learn Mode and select the desired device. This puts the Internet Gateway into learn mode so that MyQ Control Panel (888LM) can be added. A yellow light turns on at the 828LM Internet Gateway to indicate that it's in learn mode.
Note: If the yellow light does not turn on, tap Update Device List & Statuses on the LiftMaster equipment page, wait one minute, and then try Learn Mode again.
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10. After the yellow light is on at 828LM Internet Gateway, go to the MyQ Control Panel (888LM) and push the learn
https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
button twice.
◦ On the 888LM Control Panel, the red LED turns on.
◦ On the 828LM Internet Gateway, the LED turns blue once the device is learned in.
11. On the LiftMaster equipment page, tap Update Device List & Statuses. This retrieves the MyQ Control Panel to link it to the Alarm.com system, and it should appear on the LiftMaster equipment page.

Option 3: Register the Internet Gateway using the Customer Website

1. Verify the LiftMaster add-on has been added to the customer’s service package.
2. Log into the Customer Website.
3. Click Settings.
4. Click Devices.
5. In Automation Devices, click + LiftMaster Installation.
6. In the Serial Number field, enter the serial number of the Internet Gateway, and then click Continue.
7. Click Add New Device to put the Internet Gateway into learn mode.
8. After the yellow light is on at the Internet Gateway, go to the MyQ Control Panel (888LM) and push the learn button twice.
◦ On the 888LM Control Panel, the red LED turns on.
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◦ On the 828LM Internet Gateway, the LED turns blue once the device is learned in.
https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
9. Return to the Garage page and click Check for New Devices.
10. Repeat steps 6-9 if initially unsuccessful. Also, verify the model number of the garage door opener to verify it is compatible. For a full list of compatible garage door openers, see Complete list of compatible garage doors.

Troubleshooting

• If the yellow command LED does not turn on, reverse the wires connected to the R and W terminals of the control panel. Replace the wire if necessary.
• If yellow and red LEDs blink slowly, the control panel is not compatible with the garage door opener.
• If the yellow and red LEDs blink quickly, the control panel is charging, and may take up to five minutes to become operational.
• MyQ gateway Learn Mode is active for three minutes during which time devices associated with that gateway is inoperable.

Factory reset the Internet Gateway

A full factory reset (a non-recoverable data destruction hard reset) may be required while troubleshooting the Internet
Gateway. For more information about how to perform a factory reset, see Factory reset a LiftMaster MYQ-828LM
Internet Gateway.

Erase all garage door opener devices (including MyQ-enabled accessories)

Caution: This process may erase remotes connected to the garage door opener.
1. Press and hold the Learn button on the control panel until the red learn LED goes out (approximately six seconds).
2. Immediately press and hold the Learn button again until the red LED goes out.
3. All codes are now erased. Reprogram any compatible accessory as the user wishes to use.
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Complete list of compatible garage door openers

https://answers.alarm.com/ADC/Partner/Installation_and_Troubleshooting/Garage/Liftmaster_MyQ_888LM___828LM/LiftMaster_MyQ_Retrofit_(888LM___828LM)_Installation_Guide
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