liftmaster csw24ul manual pdf

LiftMaster CSW24UL: Comprehensive Guide

The LiftMaster CSW24UL is a robust
commercial swing gate operator, ideal
for high-traffic applications. It offers
reliable performance and battery backup.
This guide provides a comprehensive
overview, linking you to essential
manuals and resources for installation,
maintenance, and troubleshooting.

Overview of the LiftMaster CSW24UL

The LiftMaster CSW24UL is a heavy-duty
commercial swing gate operator designed
for high-traffic applications such as gated
communities, residential developments, and
commercial complexes. This powerful unit
ensures smooth and secure gate operation,
providing reliable access control for both
single and dual gate systems. It is a
direct replacement for older models like
the CSW24VDC and CSW24U, incorporating
updated technology and compliance with
current safety standards. The CSW24UL is
engineered for gates up to 18 feet long
and weighing up to 600 pounds, making it
suitable for a wide range of commercial
and residential applications. Its robust
construction and advanced features make it
an ideal choice for locations requiring
consistent and dependable gate operation.
The integrated battery backup system ensures
uninterrupted functionality during power
outages, enhancing security and convenience.
Additionally, the CSW24UL is compatible

with MyQ and Security 2.0 accessories,
offering advanced control and monitoring
capabilities. With its durable design and

intelligent features, the LiftMaster CSW24UL
provides a comprehensive solution for
automating and securing vehicular access
points. This gate operator is designed
for use on vehicular passage gates ONLY
and not intended for pedestrian passage
gates. It is important to note that the
CSW24UL should be installed and serviced
by trained gate systems technicians to
ensure proper operation and safety.

Key Features and Benefits

The LiftMaster CSW24UL boasts a range of
key features and benefits that make it a
superior choice for commercial and residential
swing gate automation. One of the most
significant advantages is its reliable
performance, capable of handling high-traffic
environments with ease. The operator is
designed and tested to last over 1 million
cycles, ensuring long-term durability and
minimal maintenance. The integrated battery
backup system provides seamless operation
during power outages, maintaining security
and access control without interruption.
This feature is particularly crucial for
commercial properties and gated communities
where continuous operation is essential.
The CSW24UL is also solar-ready, offering
an environmentally friendly and cost-effective
power solution. Its compatibility with
MyQ and Security 2.0+ accessories allows
for advanced monitoring and control, enabling
users to manage gate access remotely via
smartphone or other devices. This enhances
convenience and security, providing real-time
notifications and control options. The
operator supports wireless dual gate
communication, simplifying installation and
reducing wiring costs for dual gate systems.
Its robust construction ensures reliable
performance in various weather conditions,
making it suitable for diverse climates.
The CSW24UL also includes advanced safety
features, such as entrapment protection,
to prevent accidents and ensure user safety.
The LiftMaster CSW24UL is a complete
solution that combines performance,
reliability, and advanced technology to
provide exceptional value and peace of mind.
Its user-friendly design and comprehensive
features make it an ideal choice for
automating and securing vehicular access
points in any commercial or residential
setting. The heavy-duty design ensures
it can withstand the demands of high-traffic
areas, providing consistent and dependable
operation for years to come.

CSW24UL Specifications

The LiftMaster CSW24UL is engineered with
precise specifications to deliver optimal
performance and reliability. This commercial
DC swing gate operator is designed for
gates up to 18 feet in length and weighing
up to 600 pounds, making it suitable for
a wide range of applications. The main AC
supply operates at either 120 Vac, 4 Amps
(10 Amps including accessory outlets) or
240 Vac, 2 Amps. For environments requiring
different voltage configurations, an optional
Transformer Kit (Model 3PHCONV) allows
the operator to be rated at 208/240/480/575
VAC, 4.8/4.2/2.1/1.7 A, 60 Hz, 1 PH. The
system operates on a 24 Vdc voltage,
ensuring efficient and safe operation. The
integrated transformer supports both run
power and battery backup, providing seamless
operation during power interruptions.
The operator is classified for Usage
Class I, II, III, and IV, indicating its
suitability for residential, commercial,
and industrial applications. It is compatible
with 7AH or 33AH batteries, with the
33AH option requiring a Solar Harness Kit
(Model K94-37236) and an additional battery
tray (Model K10-34758-2) for extended
backup power or solar installations. The
CSW24UL is designed to meet ASTM F2200
standards for gate construction, ensuring
compliance with safety regulations. It
features monitored entrapment protection
inputs for pulsed photoelectric sensors,
resistive edge sensors, and pulsed edge
sensors, enhancing safety and preventing
accidents. The operator is also compatible
with MyQ and Security 2.0+ accessories,
allowing for advanced control and monitoring
capabilities. These specifications highlight
the CSW24UL’s robust design, versatility,
and adherence to industry standards, making
it a reliable and efficient solution for
automating swing gates in various settings.
The heavy-duty construction and advanced
features ensure long-term performance and
peace of mind.

Installation Guide

The LiftMaster CSW24UL installation
process requires careful attention to
detail and adherence to safety guidelines.
Before commencing, it is crucial to consult
the national and local building codes,
as well as ASTM F2200 standards for
automated vehicular gate construction.
Begin by preparing the site, ensuring
the gate is constructed and installed
according to ASTM F2200 standards. Trench
and install conduit, contacting underground
utility locating companies before digging
to avoid damaging gas, power, or other
underground lines. A concrete pad is required
for mounting the operator, typically 6
inches above the ground and deeper than
the frost line, reinforced for stability.
Determine the location for the concrete
pad and operator, referencing the installation
chart for precise measurements. Dimensions
(A) through (E) are crucial, representing
the distance from the center of one pivot
point to another. For gates longer than
18 feet, consult Chart A-2 for specific
adjustments. Secure the operator to the
concrete pad, ensuring it is level and
stable. Position the gate bracket, attaching
horizontal reinforcement to the gate if
necessary. Secure the operator arm, verifying
measurements before welding the gate bracket
to the gate. Weld the short and long arm
sections, then remove the set screws from
the arm. Ensure complete welding around
the outer tubing and bracket for maximum
strength. Install entrapment protection
devices, which are mandatory for all gate
operator systems. Locate these devices
to protect in both the open and close gate
cycles, safeguarding anyone near the moving
gate. Wire the entrapment protection devices
based on the specific device and its
function, utilizing monitored device inputs
for pulsed photoelectric sensors, resistive
edge sensors, and pulsed edge sensors. Install
an earth ground rod, using the proper type
for your local area, and ensure the ground
wire is a single, whole piece. Connect
the batteries, either 7AH or 33AH, following
the specific instructions for each type.
For dual gate setups, choose between wired
or wireless communication, following the
appropriate setup procedures. The AC power
switch on the operator controls the incoming
120/240 Vac power, but does not turn off
battery power. All control wiring must
be (QPTZ) Power-Limited Circuit Cables,
Type CL2, CL2P, CL2R, or CL2X. For 240
VAC installations, the accessory outlet
is disabled. These steps ensure a safe
and functional installation, providing
reliable gate operation.

Wiring Diagram and Connections

Understanding the wiring diagram and
connections for the LiftMaster CSW24UL
is crucial for a successful and safe
installation. The wiring diagram provides
a visual representation of how all components
connect to the control board, ensuring
proper functionality of the gate operator.
Before making any connections, it is imperative
to disconnect power (AC or solar and battery)
to protect against fire and electrocution.
Always replace fuses with the same type
and rating for continued protection. The
control board features various terminals
for connecting accessories such as safety
devices, loop detectors, and communication
modules. Refer to the manual for a detailed
overview of each terminal and its specific
function. Entrapment protection devices,
including photoelectric sensors and edge
sensors, must be wired correctly to ensure
the gate stops or reverses upon detecting
an obstruction. These devices connect to
monitored inputs on the control board,
which are designed to detect pulsed signals
from compatible safety devices. Follow
the manufacturer’s instructions for wiring
these devices, paying close attention to
polarity and voltage requirements. Loop
detectors, used for detecting vehicles,
connect to designated loop input terminals.
These detectors require proper grounding
and shielding to minimize interference
and ensure reliable detection. Communication
modules, such as those for MyQ connectivity
or access control systems, connect to serial
communication ports or relay outputs. Ensure
the communication settings are configured
correctly for seamless integration with
external systems. The wiring for dual gate
setups involves connecting the primary
and secondary operators, either through
a wired or wireless communication link.
The wired connection typically involves
running a communication cable between the
control boards of the two operators. The
wireless connection utilizes a wireless
communication module, which must be properly
paired and configured. Power connections
are critical for providing the necessary
voltage to the gate operator. The CSW24UL
can operate on 120 Vac or 240 Vac, depending
on the configuration. When using 240 Vac,
an optional transformer kit (Model 3PHCONV)
is required. Ensure the power supply is
properly grounded and protected by a circuit
breaker. The batteries, either 7AH or 33AH,
connect to the battery terminals on the
control board. These batteries provide
backup power in case of a power outage.
The batteries are charged by the integrated
transformer, ensuring they are always ready
to provide backup power. All control wiring
used to connect external devices must be
(QPTZ) Power-Limited Circuit Cables, Type
CL2, CL2P, CL2R, or CL2X; Proper wiring
and connections are essential for the safe
and reliable operation of the LiftMaster
CSW24UL gate operator. Always consult the
manual and follow all safety guidelines
to ensure a successful installation.

Entrapment Protection

Entrapment protection is a critical aspect
of gate operator safety, designed to prevent
serious injury or death from a moving gate.
The LiftMaster CSW24UL, like all gate
operator systems, requires two independent
entrapment protection systems for each
entrapment zone. These systems are designed
to detect obstructions in the path of the
gate and either stop or reverse the gate’s
movement. Entrapment protection devices
must be installed to protect anyone who
may come near a moving gate, ensuring
safety in both the open and close gate
cycles. There are several types of entrapment
protection devices available, including
photoelectric sensors and edge sensors.
Photoelectric sensors create an invisible
beam across the gate opening. If the beam
is broken by an obstruction, the gate will
stop or reverse. These sensors must be
properly aligned and mounted to ensure
reliable detection. Edge sensors, also
known as safety edges, are installed on
the leading and trailing edges of the gate.
These sensors are designed to detect contact
with an obstruction and send a signal to
the control board to stop or reverse the
gate. Edge sensors can be either resistive
or pulsed. Resistive edge sensors use a
simple electrical circuit to detect contact,
while pulsed edge sensors use a more sophisticated
pulsed signal to ensure reliable detection
and prevent false alarms. The CSW24UL
control board features dedicated inputs
for connecting entrapment protection devices.
These inputs are monitored, meaning they
are designed to detect specific signals
from compatible safety devices. When wiring
entrapment protection devices, it is essential
to follow the manufacturer’s instructions
and ensure the devices are properly grounded
and shielded. The location of entrapment
protection devices is also crucial for
ensuring effective safety. Devices should
be placed in areas where entrapment is
most likely to occur, such as along the
path of the gate and in areas where people
may be present. In addition to photoelectric
and edge sensors, other entrapment protection
measures may include warning signs and
audible alarms. Warning signs should be
placed in prominent locations to alert
people to the potential hazards of a moving
gate. Audible alarms can be used to alert
people when the gate is in operation. The
LiftMaster CSW24UL also features a manual
disconnect, which allows the gate to be
manually opened in case of an emergency
or power outage. The manual disconnect
should be easily accessible and clearly
labeled. Regular testing and maintenance
of entrapment protection devices are essential
for ensuring they are functioning properly.
Photoelectric sensors should be checked
for proper alignment and cleaned regularly
to remove any dirt or debris. Edge sensors
should be inspected for damage and tested
to ensure they are responding correctly.
By implementing and maintaining effective
entrapment protection measures, the risk
of injury or death from a moving gate can
be significantly reduced. Always consult
the LiftMaster CSW24UL manual and follow
all safety guidelines to ensure a safe
and reliable gate operator system.

Battery Backup System

The LiftMaster CSW24UL commercial swing
gate operator includes an integrated battery
backup system, providing continued operation
during power outages. This feature is
crucial for maintaining security and access
control, ensuring the gate remains functional
even when the main AC power supply is
interrupted. The battery backup system
consists of one or more batteries, a charging
circuit, and an automatic switchover mechanism.
When AC power is available, the charging
circuit keeps the batteries fully charged,
ready to take over seamlessly in the event
of a power failure. The automatic switchover
mechanism detects the loss of AC power
and instantly switches the gate operator
to battery power, minimizing any disruption
to gate operation. The CSW24UL typically
uses 24VDC batteries, with the capacity
varying depending on the specific model
and application requirements. The standard
configuration often includes 7AH batteries,
which provide sufficient backup power for
a limited number of gate cycles. For applications
requiring extended backup power or higher
gate usage, larger capacity batteries, such
as 33AH batteries, can be installed. Installing
33AH batteries requires the Solar Harness
Kit (Model K94-37236) and an additional
battery tray (Model K10-34758-2). The
batteries are housed within the operator
enclosure, providing protection from the
elements and ensuring reliable performance.
The battery charging circuit is designed
to optimize battery life and performance,
preventing overcharging and maintaining
the batteries at their optimal voltage level.
Regular maintenance of the battery backup
system is essential for ensuring its reliability.
Batteries should be inspected periodically
for signs of corrosion, damage, or leakage.
Battery terminals should be cleaned to
ensure good electrical contact. The battery
voltage should be checked to verify the
batteries are holding a charge. Batteries
have a limited lifespan and will eventually
need to be replaced. The replacement interval
depends on the battery type, usage patterns,
and environmental conditions. It is recommended
to replace the batteries every 3-5 years,
or sooner if they show signs of deterioration.
When replacing batteries, it is important
to use the correct type and voltage. Using
the wrong batteries can damage the gate
operator and void the warranty. Always
disconnect the AC power supply before
working on the battery backup system. The
CSW24UL also supports solar power as an
alternative power source or to supplement
the battery backup system. When using
solar power, a solar panel is connected
to the gate operator to charge the batteries.
This can be a cost-effective and environmentally
friendly solution for areas where AC power
is not readily available. The battery backup
system provides peace of mind, knowing
that the gate will continue to operate
even during power outages. This is particularly
important for critical applications such
as gated communities, commercial properties,
and emergency access points. By properly
maintaining the battery backup system,
you can ensure the continued security
and accessibility of your property.

Troubleshooting and Maintenance

Maintaining the LiftMaster CSW24UL is
crucial for ensuring its longevity and
reliable operation. Regular inspections
and timely troubleshooting can prevent
major issues and extend the lifespan of
your gate operator. One of the most common
problems is related to power. Ensure the
operator is receiving adequate power from
the main AC supply. Check the circuit
breaker or fuse to see if it has tripped
or blown. Verify the AC power switch on
the operator is turned ON. If using battery
backup, inspect the batteries for corrosion,
damage, or leakage. Clean the battery
terminals to ensure good electrical contact
and test the battery voltage. Replace batteries
every 3-5 years, or sooner if needed. Gate
movement issues often stem from obstructions
or mechanical problems; Inspect the gate
path for any debris, vegetation, or other
obstacles that may be hindering movement.
Lubricate the gate hinges and operator arm
components regularly to reduce friction
and ensure smooth operation. Check the
gate alignment to ensure it moves freely
without binding. Entrapment protection
devices are essential for safety and should
be tested frequently. Verify that photoelectric
sensors and edge sensors are functioning
correctly. Clean the sensors to remove
any dirt or obstructions that may interfere
with their operation. Adjust the sensor
alignment if necessary. If the gate operator
is not responding to remote controls or
keypads, check the batteries in the remote
controls and replace them if needed. Verify
that the remote controls and keypads are
properly programmed to the gate operator.
Check the wiring connections to the receiver
to ensure they are secure. Communication
problems can occur in dual gate setups.
If using wired communication, inspect the
wiring connections between the two operators.
If using wireless communication, ensure
there is a clear line of sight between the
operators and that there are no sources
of interference. Control board issues can
manifest in various ways. Inspect the control
board for any signs of damage, such as
burnt components or loose connections.
Refer to the wiring diagram in the installation
manual to verify that all connections are
correct. Use the reset switch to clear any
error codes or fault conditions. If the
operator alarm is sounding, consult the
troubleshooting section of the manual to
identify the cause and take corrective action.
Regular maintenance tasks include cleaning
the operator enclosure to remove dirt and
debris. Inspecting the wiring and connections
for any signs of damage or corrosion. Tightening
any loose screws or bolts. Lubricating
moving parts. Checking the gate alignment
and movement. Testing the entrapment
protection devices. By performing these
maintenance tasks on a regular basis, you
can help prevent problems and keep your
LiftMaster CSW24UL operating smoothly
for years to come. Always refer to the
installation manual for specific troubleshooting
steps and maintenance procedures. If you
are unable to resolve the issue yourself,
contact a trained gate systems technician
for assistance.