Model GAILM
®
Gate Access Intercom
NOTE: If there is already an existing receiver proceed
to Pre-Installed LiftMaster Receiver.
Overview
The Gate Access Intercom can be used as either a
primary or secondary door and gate access point. It
can be used to control electric gates, entry doors, or
pedestrian doors with electric strikes. The Intercom
uses a secure digital connection that allows it to
operate without interfering with other Intercom
networks.
The Intercom is compatible with various Liftmaster
Wireless Products.
Carton Inventory
Bolt (4)
Screw (4)
Washer (4)
Allen Wrench
Intercom
Nut (4)
Gate Control Unit (GCU) (not provided)
NOTE: This step applies only if Intercom is going to
control a gate or electric strike. If not, proceed to
Program Accessories.
Set the Dipswitches on the Intercom to match the
GCU number to be controlled:
Control Dipswitch Dipswitch
Gate # #1 #2
1 DOWN DOWN
2 UP DOWN
3 DOWN UP
Refer to GCU manual for GCU Dipswitch settings.
Program Intercom to GCU
NOTE: If there is already an existing receiver proceed
to Pre-Installed LiftMaster Receiver section.
Step 1: Remove GCU cover.
Setup
Install Batteries
Install 4 AA Alkaline
batteries (not provided).
(Lithium batteries
recommended for colder
environments.)
Set Dipswitches
Primary Intercom: Switch #1 is set to
the UP position (default).
Secondary Intercom: Switch #1 is set
to the DOWN position.
Step 2: Install 4 AA Alkaline
batteries (not provided). (Lithium
batteries recommended for colder
environments.)
Step 3: Press the Learn button on
the GCU for one second. The LED
will light for 20 seconds.
Step 4: Within 20 seconds, press
and hold the Learn button for 10
seconds.
The Intercom will beep and the GCU will
cycle the relay and flash 3 times indicating
programming is successful.
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Pre-Installed Liftmaster Receiver
Portable Intercom
Program
Step 1: Pry open the front
panel of the receiver case
with a coin or a
screwdriver.
Step 2: Set Dipswitch #1 to
the UP position on the
Intercom.
Step 3: Press and release the
Learn button on the receiver. The
Indicator Light will light for 30 seconds indicating that
receiver is in Learn Mode.
Step 4: Within 30 seconds, press and release the
Learn button on the Intercom for 10 seconds.
Repeat Steps 2-4 for each remote, or control device
that will be used to access the Liftmaster door or gate
operator.
Indicator Light
Learn Button
Erase All Control Codes
Press and hold the Learn button on the receiver until
the Indicator Light turns off indicating that the receiver
memory is clear (about 6 seconds).
To clear Portable Intercom memory, press and hold
Learn button until a beep is heard.
Step 1: Press and hold the Learn button on the
Intercom until a beep is heard.
Step 2: Within 15 seconds, press and release the
Learn button on the Portable Intercom.
Intercom will beep indicating programming is
successful.
Program any additional intercoms to the Portable
Intercom that has already been programmed.
Refer to Portable Intercom manual for more details.
Flush Mount Intercom
Program Accessories
NOTE: If the Intercom is set as the Secondary
Intercom, there is no need to program it to any
accessory.
Telephone Interface Unit (OTIU)
To clear the memory on the OTIU, dial “**#8” on the
telephone connected to the OTIU. A beep will be
heard.
Step 1: On the phone connected to the OTIU, press
“**07” after hearing the dial tone. Listen for a double
beep. Hang up and Learn LED will flash for 15
seconds.
Step 2: Within 15 seconds, press and release the
Learn button on the Intercom.
The OTIU will ring the telephone and Caller ID will
display “Unit Learned”.
Refer to OTIU manual for more details.
To clear Flush Mount Intercom memory, press and
hold both buttons. Two beeps will be heard and the
channel lights will begin to cycle. Continue to hold
until a third beep is heard (about 15 seconds).
Step 1: Press and hold the Learn button on the
Intercom until a beep is heard.
Step 2: Within 20 seconds, press and hold both
buttons on the Flush Mount Intercom for 3 seconds.
The LEDs will flash.
Intercom will beep indicating programming is
successful.
Program any additional intercoms to the Flush Mount
Intercom that has already been programmed.
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