MODELS SW470 AND SW490 ARE FOR VEHICULAR PASSAGE GATES
ONLY AND ARE NOT INTENDED FOR PEDESTRIAN PASSAGE GATE USE
MODEL SW490
2 YEAR WARRANTY
Serial #
(located on electrical box cover)
Installation Date
LISTED OPERATOR
Before attempting to install, operate or maintain the operator, you must read and fully understand this
manual and follow all safety instructions.
These instructions are intended to highlight certain safety related issues. These instructions are
not intended to be comprehensive. Because each application is unique, it is the responsibility of
the purchaser, designer, installer and end user to ensure that the total gate system is safe for its
intended use.
STOP BUTTON
ACTUATOR ARM
EXTENSION ARM HOLDER
GATE BRACKET
EXTENSION ARM
39” GALVANIZED STEEL PIPE
PIVOT PIN
3/4 BUSHING
LABEL, DISCONNECT
WARNING SIGN
3/8 x 3/8 x 1-1/2 KEY
3/4 FLAT WASHER
3/8-16 x 1 HEX HEAD BOLT
3/4-10 x 3 HEX HEAD BOLT
3/8-16 x 3/8 CONE POINT SET
3/4-10 HEX NUT
3/8 LOCKWASHER
COTTER PIN
DESCRIPTION
QTY.
1
1
2
1
1
1
1
2
1
2
1
4
2
1
6
1
2
1
GATE WEIGHT SPECIFICATIONS
Model
SW470-50
SW490-50
SW490-75
SW490-100
HP
1/2
1/2
3/4
1
Max. Wt. (Lbs)
500
750
900
1000
2
Max. Gate Width
12 FT.
16 FT.
19 FT.
22.FT.
14.25
13.38
6.81
24.25
20.00
13.00
13.63
10.00
22.00
18.50
17.63
30.24
26.24
13.75
7.12
7.03
OPERATOR DIMENSIONS
MODEL 470
UL325 MODEL CLASSIFICATIONS
RESIDENTIAL VEHICULAR GATE OPERATOR:
CLASS 1
A gate operator intended for use in one to four single
family homes.
MODEL 490
COMMERCIAL/GENERAL ACCESS VEHICULAR
GATE OPERATOR: CLASS 2
A gate operator intended for use in commercial locations such as gated communities, apartment complexes, hotels, garages, retail stores, or other buildings used by the general public.
INDUSTRIAL/LIMITED ACCESS VEHICULAR
GATE OPERATOR: CLASS 3
A gate operator intended for use in industrial loca
tions such as factories, loading dock areas or other
locations not intended for use by the general public.
NOTE: Models SW470 and SW490 meet the following specifications
MODEL
SW470
SW490
RESTRICTED ACCESS VEHICULAR GATE OPERATOR: CLASS 4
-
A gate operator intended for use in a guarded industrial location such as an airport security area or other
guarded location restricting access by security personal.
CLASS 1
CLASS 2
CLASS 3
CLASS 4
✔✔✔✔
✔✔✔✔
3
UL325 MODEL CLASSIFICATIONS (CON’T)
SAFETY ACCESSORY SELECTION-
All UL325 compliant LiftMaster gate operators will accept external entrapment protection
devices to protect people from motorized gate systems. UL325 requires that the type of entrapment
protection correctly matches each gate application.
Below are the 6 types of entrapment protection recognized by UL325.
Entrapment Protection Types-
Type A: Inherent obstruction sensing system, self-
contained within the operator. This system
must sense and initiate the reverse of the
gate within two seconds of contact with
a solid object.
Type B1: Connections provided for a non-contact
device, such as a photo eye can be used
as a secondary protection.
Type B2: Connections provided for a contact sensor.
A contact device such as a gate edge can
be used for secondary protection.
Type C: Inherent adjustable clutch or pressure relief
valve.
Type D: Connections provided for a control
requiring continuous pressure to operate
the operator open and close.
Type E: Built-in audio alarm. Examples include
sirens, horns or buzzers.
Additionally UL requires that all installations
must have warning signs in place to warn pedestrians of the dangers of motorized gate systems. Many
signs and labels are included with each operator.
These should be placed in plain view on both sides
of the gate.
UL325 Entrapment Protection Requirements-
The following chart illustrates the entrapment
protection requirements for each of the 4 UL325 classes
(For more information on UL325 classes refer to previous page.
Gate Operator Entrapment Protection
UL325
Installation
Class
Class I & II
Class III
Class IV
Slide Gate Operator
Primary
Type
A
A, B1, B2,
or B2
A, B1, B2
or D
Secondary
Type
B1, B2 or DA or C
A, B1,
D or E
A, B1, B2,
D or E
In order to complete a proper installation you
must satisfy the entrapment protection chart shown
above. That means that the installation must have one
primary means of entrapment protection and one independent secondary means of entrapment protection.
Both primary and secondary entrapment protection
methods must be designed, arranged or configured to
protect against entrapments in both the open and close
directions of gate travel.
For Example:
For a gate system that is installed on a singlefamily residence (UL325 Class I) you must provide the
following: As your primary type of entrapment protection
you must provide Type A inherent (built into the opera-
tor) entrapment sensing and at least one of the following
as your secondary entrapment protection: Type B1-
Non-contest sensors such as photo-eyes, Type B2-
Contact sensors such as gate edges or Type D-
Constant pressure control.
Swing & Gate Barrier
(arm) Operator
Primary
Type
A, B1, C,
or C
A, B1, C
or D
Secondary
Type
A, B1, C or
DA, B1
D or E
A, B1, C,
D or E
Miller Edge
-Type B2 entrapment protection
CPS Series Photo Eyes
-Type B1 entrapment protection
This document is current with the UL325 specification at the time of printing. However please check the most
current version of UL325 for update information.
4
STREET
GATE SYSTEM (COMMERCIAL SWING GATE)
TELEPHONE
ENTRY
SYSTEM
PHOTE EYE FOR
OPEN CYCLE
INTERRUPT
LOOP
4'
PHOTO EYE FOR
OPEN CYCLE
TYPICAL
SHADOW
LOOP
4'
TYPICAL
INTERRUPT
LOOP
COMPLEX
RUN TWISTED WIRE
FROM LOOP
TO OPERATOR
SEAL LOOPS
1-1/2"
LOOP WIRE
LAYER
1/4" OR LARGER
DEPENDING ON LOOP
WIRE SIZE
GATE SYSTEM (MASTER/SECOND SWING GATE)
STREET
SECOND
UNIT
INTERRUPT
LOOP
PHOTO EYE FOR
OPEN CYCLE
PHOTO EYE FOR
OPEN CYCLE
4'
TYPICAL
SHADOW
LOOP
4'
TYPICAL
OR
PARKING LOT
PHOTO EYE FOR
INTERRUPT
LOOP
OPEN CYCLE
MASTER
UNIT
COMPLEX
OR
RUN TWISTED WIRE
FROM LOOP
TO OPERATOR
SEAL LOOPS
1-1/2"
LOOP WIRE
LAYER
1/4" OR LARGER
DEPENDING ON LOOP
WIRE SIZE
PARKING LOT
REFER TO LOOP MANUFACTURER’S INSTRUCTIONS FOR DETAILED INSTALLATION & LOOP
*
WIRING INSTRUCTIONS.
5
SAFETY INSTALLATION INFORMATION
1. Vehicular gate systems provide convenience and security. Gate systems are comprised of many component parts.
The gate operator is only one component. Each gate system is specifically designed for an individual application.
2. Gate operating system designers, installers and users must take into account the possible hazards associated with
each individual application. Improperly designed, installed or maintained systems can create risks for the user as well
as the bystander. Gate systems design and installation must reduce public exposure to potential hazards.
3. A gate operator can create high levels of force in its function as a component part of a gate system. Therefore, safety features must be incorporated into every design. Specific safety features include:
a) The operator is appropriate for the construction and the usage class of the gate.
b) All openings of a horizontal slide gate are guarded or screened from the bottom of the gate to a minimum
of 4 feet (1.2 m) above the ground to prevent a 2 1/4inch (57.15 mm) diameter sphere from passing through
the openings anywhere in the gate, and in that portion of the adjacent fence that the gate covers in the open
position.
c) All exposed pinch points are eliminated or guarded, and guarding is supplied for exposed rollers.
5. The operator is intended for installation only on gates used for vehicles. Pedestrians must be supplied with a separate access opening.
6. The gate must be installed in a location so that enough clearance is supplied between the gate and adjacent structures when opening and closing to reduce the risk of entrapment.
7. The gate must be properly installed and work freely in both directions prior to the installation of the gate operator.
8. Controls must be far enough from the gate so that the user is prevented from coming in contact with the gate while
operating the controls.
9. Controls intended to be used to reset an operator after 2 sequential activations of the entrapment protection device
or devices must be located in the line of sight of the gate, or easily accessible controls shall have a security feature to
prevent unauthorized use.
10. All warning signs and placards must be installed where visible in the area of the gate.
11. For a gate operator utilizing a non-contact sensor:
a) See instructions on the placement of non-contact sensor for each type of application.
b) Care shall be exercised to reduce the risk of nuisance tripping, such as when a vehicle trips the sensor while
the gate is still moving.
c) One or more non-contact sensors shall be located where the risk of entrapment or obstruction exists, such
as the perimeter reachable by a moving gate or barrier.
12. For a gate operator utilizing a contact sensor such as an edge sensor:
a) One or more contact sensors shall be located at the leading edge, trailing edge and post mounted both
inside and outside of a vehicular horizontal slide gate.
b) One or more contact sensors shall be located at the bottom edge of a vehicular vertical lift gate.
c) One or more contact sensors shall be located at the pinch point of a vehicular vertical pivot gate.
d) A hard wired contact sensor shall be located and its wiring arranged so the communication between the
sensor and the gate operator is not subject to mechanical damage.
e) A wireless contact sensor such as the one that transmits radio frequency (RF) signals to the gate operator
for entrapment protection functions shall be located where the transmission of the signals are not obstructed or
impeded by building structures, natural landscaping or similar obstruction. A wireless contact sensor shall
function under the intended end-use conditions.
6
SAFETY LABEL PLACEMENT
The UL required Warning Signs must be installed in plain view and on both sides of each gate installed.
Each sign is made with fastening holes in each corner and should be permanently secured in a suitable
manner. Warning label on unit should be visible.
SAFETY PRECAUTIONS FOR SWING & ORNAMENTAL “GRILL TYPE” GATES
Injuries can occur when pedestrians stand in the path of a moving gate, or in their entrapment zones.
Non contact sensors, such a photo eyes, must be incorporated into the swing gate system to assist in
the protection of people who may come near the gate operating system. Gate edges maybe used as
additional entrapment protective devices.
UL325 requires that, when used, contact sensors shall be located so that they protect against entrapment during both open and close gate cycles.
01-G0665F18
Injuries occur when people are caught between a moving gate or a rigid object such as a stationary
fence post or fence (See Safety Brochure for details).
7
POST MOUNTING (SW470)
NOTE: For the following instructions refer to figures 1 & 2.
1. Locate and anchor two posts made of 3” outer
diameter heavy walled pipe. Posts should be parallel
and square to the gate. (See figure 1)
IMPORTANT NOTE: The distance between mounting
posts and the relative location of the operator to the
gate and fence is critical.
2. Locate electrical conduit, as required, prior to pouring concrete.
3. Set mounting post and electrical conduit in place.
Knockouts for 3” pipe clamps (not supplied) are provided in the operator.
FIGURE 2
FIGURE 1
FENCE
30"
9.5"
23"
PARALLEL MOUNT
FENCE
18.5"
20"
23"
PERPENDICULAR MOUNT
3" O.D. PIPE
(2 REQ'D.)
CONCRETE PAD
16 X 32 MINIMUM
OPERATOR
3" O.D. PIPE
(2 REQ'D.)
CONCRETE PAD
16 X 32 MINIMUM
OPERATOR
3" U-BOLT
(4 REQUIRED)
POWER AND CONTROL WIRING
SHOULD BE RUN IN SEPARATE CONDUIT
8
PAD MOUNTING (SW470)
NOTE: For the following instructions refer to figures 1
& 2.
1. Layout the concrete pad as detailed in figure 1.
IMPORTANT NOTE: The relative location of the operator to the fence and the gate is critical. Be sure that
the measurements for operator mounting are taken
from the centerline of the fence and of the gate hinge.
2. Locate electrical conduit, as required, prior to pouring concrete.
3. Pour concrete pad.
4. Bolt the (2) pad mount brackets to the bottom of
the operator with the hardware provided.
5. Secure the operator to the pad. It is very important that the operator be level and square to the gate.
FIGURE 1
24"
8"
GATE
CONCRETE PAD
18" X 34" MIN.
PROFILE OF
OPERATOR
SW470
PERPENDICULAR
HINGE PIN
9-3/4"
PARALLEL MOUNT
CENTERLINE
16"
18-3/4"
22-1/2"
22-1/2"
OPERATOR
8"
FENCE
C
L
1/2" REDHEAD
(4 REQ'D.)
CONCRETE PAD
18" X 34" MIN.
1/2" REDHEAD
(4 REQ'D)
FIGURE 2
0R ANCHORS (4 REQUIRED)
PERPENDICULAR MOUNT
USING SUITABLE
HARDWARE SECURE
OPERATOR TO L-BOLTS
1/2" RED HEAD BOLTS
POWER AND CONTROL WIRING
SHOULD BE RUN IN SEPERATE CONDUIT
CONCRETE
PAD
2" TO 4"
ABOVE GRADE
DEPTH REQUIRED
BY LOCAL CODES OR
BELOW FROST LINE
9
PAD MOUNTING (SW490)
NOTE: For the following instructions refer to figures 1
& 2 and SW490 gate installation table below.
1. Measure the gate length and select appropriate
“P” dimension from the gate installation table.
2. Layout the concrete pad as detailed in figure 1.
IMPORTANT NOTE: The relative location of the operator to the fence and the gate is critical. Be sure that
the measurements for operator mounting are taken
from the centerline of the fence and of the gate hinge.
3. Locate electrical conduit, as required, prior to pouring concrete.
4. Pour concrete pad.
5. Bolt the (2) pad mount brackets to the bottom of
the operator with the hardware provided (Install the
operator so that the output shaft is on the side closest
to the gate).
FIGURE 1
SW490 GATE OPERATOR INSTALLATION TABLE
GATE LENGTH (FEET)
P DIMENSION IN INCHES
8-9 10-11 12-13 14-15 16-17 18-19 20-21 22
21.9 25.3 28.8 32.3 35.7 39.2 42.7 46.1
6. Secure the operator to the pad. It is very important that the operator be level and square to the gate.
FIGURE 2
1/2" RED HEAD BOLTS
0R ANCHORS (4 REQUIRED)
USING SUITABLE
HARDWARE SECURE
OPERATOR TO L-BOLTS
POWER AND CONTROL WIRING
SHOULD BE RUN IN SEPERATE CONDUIT
CONCRETE
PAD
2" TO 4"
ABOVE GRADE
10
DEPTH REQUIRED
BY LOCAL CODES OR
BELOW FROST LINE
BLACK PLASTIC
KNOB
HUB
ASSEMBLY
HOUSING
ARM CHANNEL
CONTROL ARM ASSEMBLY (SW470)
EXTENSION ARM
INSTALLATION DETAIL
CLOSE STOPS
CLOSE STOPS
LEFT HAND
INSTALLATION
RIGHT HAND
INSTALLATION
"L.H.""R.H."
SW470 PARALLEL
TO FENCE
SW470 PERPENDICULAR
TO FENCE
TOP OF GATE BRACKET SHOULD BE MOUNTED
1/2" HIGHER THAN TOP OF ARM CHANNEL
ARM CHANNEL
GATE
BRACKET
GATE
MODEL SW470
1. Set the control arm stop on the operator in the positions appropriate for the installation. (See figure 1)
2. Install the arm channel to the hub assembly to the
operator output shaft.
3. Secure the arm channel to arm hub with 1/4-20
black plastic knobs provided (Hub is factory installed,
see figure 2).
4. Assemble extension arm to control arm. Be sure to
keep the extension arm with spot-faced side up. Use
the holes that are appropriate for desired degree of
gate opening. The extension arm should swivel easily
on pivot screws when the nuts are tightened. Attach
the other end of the actuator arm to the gate brackets.
(See figure 3)
FIGURE 2
FIGURE 1
GATE BRACKET INSTALLATION (SW470)
1. Install gate bracket (supplied) or install an angle (2”
x 2” x 1/4” by others) horizontally on gate, at the same
height as the top surface of the control arm extension.
(See figure to the right)
2. Adjust the eccentric stop as shown so that the wide
area of the eccentric stop is against the arm. Be sure
that the control arm and actuator are in a straight line.
Install the gate bracket and if required install an angle
(for SW490 2” x 2” x 1/4” by others) at the appropriate
point on the gate in reference to gate hinge pin.
NOTE: As an alternative, (2) 3/8-16 bolts and a nut
plate are provided. Adjust arm length and then rotate
the eccentric stop 180 degrees so that the small thickness is against the arm. This will provide the necessary deflection in the arm assembly to lock the gate.
FIGURE 3
11
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